at which osi layer does a router operate to forward network messages?

Answers

Answer 1

Answer:

third layer

Explanation:


Related Questions

In vivo cross-linking supports a head-to-tail mechanism for regulation of the plant plasma membrane P-type H-ATPase

Answers

The proton-motive force necessary for the operation of all other transporters as well as for healthy growth and development is produced by a P-type proton-pumping ATPase in higher plants.

What is P-type H-ATPase?The proton-motive force necessary for the operation of all other transporters as well as for healthy growth and development is produced by a P-type proton-pumping ATPase in higher plants. The structure of the C-terminal regulatory domain of the plant plasma membrane proton pump has not been revealed by X-ray crystallographic investigations, but they have revealed information on the amino acids involved in ATP catalysis. The location of the C-terminal regulatory domain's interaction with the catalytic domains is still unknown, despite advances in our understanding of the enzymes involved in the signaling pathways that activate or inhibit this pump. Although clear chemical evidence for which amino acids are directly interacting with the C terminus is missing, genetic studies have shown that certain amino acids in different regions of the protein may be implicated.

To learn more about P-type proton-pumping ATPase refer to:

https://brainly.com/question/13472916

#SPJ4

Which of the following is used to measure the amount of storage a computer has?
*
A) Units of Space
B) Processing-per-second
C) Storage Units
D) Gigabytes

Answers

Answer:

Gigabytes

Explanation:

Gigabytes (GB) and Megabytes (MB) are used.

Which of the problems are unsolvable?a. Halting problemb. Boolean Satisfiability problemc. both a and bd. None of the mentioned

Answers

The halting problem is one of the more well-known unsolved puzzles. The following query is posed: A random Turing machine M over the alphabet = a, b, and an arbitrary string w over are given.

Is the halting issue intractable?

The Turing machine, a mathematical definition of a computer and programme, is a crucial component of the proof since Turing machines cannot solve the halting problem. One of the earliest instances of decision problems that were shown to be unsolvable.

The question of Boolean satisfiability: Is it insoluble?

The XOR-3-SAT problem defined by each CNF formula can therefore be solved, and based on the answer, it is reasonable to conclude either that the 3-SAT problem is solvable or that the 1-in-3-SAT problem is.

To know more about programme visit:-

https://brainly.com/question/14618533

#SPJ4

Calculate the charge flow if the energy transferred is 5. 25kj and the potential difference is 15 volts.

Answers

The charge flow if the energy transferred is 5.25 kJ and the potential difference is 15 volts is 350 Coulomb.

The charge flow can be calculate as follows:

The effort required to shift a unit charge from one location to another is a potential difference. It comes from:

V = E/Q

Where V is potential difference, E is energy and Q is charge. Given that:

V = 15 V, E = 5.25 kJ = 5.25 * 10³ J.

V = E/Q

15 = 5.25 * 10³ /Q

Q = 350 Coulomb

Therefore, 350 Coulomb of charge flow results from a 5.25 kJ energy transfer and a 15 volt potential differential.

Learn more about charge at https://brainly.com/question/92510

#SPJ4

Answer:350

Explanation:

where may you learn more about comparing and contrasting jiskha

Answers

You can learn more from diving and searching it in the internet. There alot of journal or website that review something, including jiskha.  

What is internet?

Internet is a worldwide system of computer networks that connect a computer one in another around the world. The computer in this term is not only for a CPU but also all the device that can compute and connect to the network such as handphone, android, tablet and laptop.

Because of you are looking for jiskha comparing and contrasting, you might use this keyword to find a website or journal contains that information:

Jiskha reviewJiskha advantageJiskha disadvantage

Learn more about internet searching here

https://brainly.com/question/512733

#SPJ4

I need help can someone please help me?
Your page should have three "divs" with the class "rectangle"

Answers

It isn’t divs=rectangle, you did it correctly below, with the div class=“rectangle”

Design a four-bit synchronous counter with parallel load. Use T flip-flops, instead of the D flip-flops used in Section 5.9.3.

Answers

A 4-bit Synchronous Down Counter begins counting from 15 (1111 in binary) and decreases or counts down to 0 or 0000 before being reset to begin a new counting cycle. The AND Gate input changes in a synchronous down counter.

Do D flip-flop counters synchronize?

Chronological counter (D flipflops) a carry-input (count-enable) and carry-output 4-bit synchronous flip-flop-based counter. The flipflops in this circuit all change states simultaneously because a single clock signal is directly coupled to each flipflop.

A 4-bit synchronous up counter: how is it created?

four-bit synchronized UP counter JK flip flops were used in the design of the 4 bit up counter displayed in the diagram below. Each flip flop has a parallel connection to an external clock pulse. JK flip flop is recommended for designing the counters.

To know more about synchronous counter visit:-

https://brainly.com/question/29664785

#SPJ4

Can anyone help me answer this question?
What is a V-Model? How is it represented?

Answers

The V-model is a diagram that shows the lifespan of a system's development. It is employed to create accurate project management and development lifecycle models.

Where is the V-Model applied?

It can be applied to software projects of any magnitude, whether they are for the public sector, the military, or business. The model is a tool for streamlining the planning and execution of the creation, upkeep, and development of various IT systems.

What are the V model's steps?

The SDLC phases in a conventional approach to the V-model are those of the Waterfall model: analysis of requirements. Functional and system design. architectural planning.

To know more about V-model visit:-

https://brainly.com/question/13262400

#SPJ1

Which of the following best describes what a thesis for a historical essay should be?


A.

a well-researched fact

B.

a summary of an event

C.

an interpretive claim

D.

an uncontestable statement

Answers

Answer:

C. an interpretive

Explanation:

A device that allows you to talk to someone else in another location, is called?

Answers

A device that allows you to talk to someone else in another location is called a telephone.

 

Telephones are electronic devices that use a network of wires, cables, and other infrastructure to transmit the human voice over long distances. These devices have been in use for over a century and have undergone significant changes in terms of design and functionality. Modern telephones can be classified into several types, such as landlines, mobile phones, and VoIP (Voice over Internet Protocol) phones.

Landlines are connected to the telephone network via a wired connection, mobile phones use wireless networks, and VoIP phones use an internet connection for communication. Telephones are widely used for personal and professional communication and have become an essential part of our daily lives.

Learn more about mobile phones here: brainly.com/question/23433108

#SPJ4

2. Write a program code using if...else if...else statement asking the user to enter an option between "Fiction" or "Nonfiction" books using upper case function. Accept number of copies from the user. Calculate and display the total price based on the following table Note: Total Price = Rate per book X No of copies


fiction 50
non fiction 30
other invalid​

Answers

Answer:

option = input("Enter 'Fiction' or 'Nonfiction' book: ").upper()

copies = int(input("Enter number of copies: "))

if option == "FICTION":

   rate_per_book = 50

   total_price = rate_per_book * copies

   print("Total price for " + str(copies) + " copies of fiction book: " + str(total_price))

elif option == "NONFICTION":

   rate_per_book = 30

   total_price = rate_per_book * copies

   print("Total price for " + str(copies) + " copies of nonfiction book: " + str(total_price))

else:

   print("Invalid option")

This code uses an if...elif...else statement to check the user's input for the option of "Fiction" or "Nonfiction" books. The input is converted to upper case using the upper() function to ensure that the user's input is not case-sensitive. The number of copies is accepted from the user as an integer, and the total price is calculated based on the rate per book and the number of copies. The total price is then displayed. If the user enters an invalid option, the code will print "Invalid option".

Explanation:

2.11 LAB 2D: Code Debugging

Answers

code debugging overview fix errors in a program. description being able to fix errors in your own or others' code is an important aspect of computer programming.

Software professionals almost never have a program run perfectly the first time through, and this is absolutely normal. This lab will focus on fixing some of the most common errors. this phis process of finding and correcting errors is known as debugging. take note of these errors as they are likely to be some of the errors you will encounter in future labs and projects. objective The code given is supposed to print out the following in order: • The text "Hello World" A greeting that includes the first and last names the user has input •. First the program will prompt for your name, asking 'Enter a First Name', and "Enter a Last Name'. If the input is: Sparty Spartan Then output should be: Hello World The world says hello to Sparty Spartan Sparty Spartan 25.0 328896,2216578.9x3297 LAB ACTIVITY 2.11.1: LAB 2D: Code Debugging 0/30 main.py Load default template..

To learn more about computer programming please click below link.

brainly.com/question/14618533

#SPJ4

Engineering and Phishing Attacks
As we move into a more digitized world after the pandemic, customers and businesses are demanding more digital experiences. With a massive amount of online transactions being made every day and the need for secured business accounts, this creates a vibrant ecosystem for cybercriminals to take advantage of. what type of social engineering targets particular groups of people?

Answers

The correct answer is Password attack. Any of the several techniques used to fraudulently login into password-protected accounts is referred to as a password attack.

Passwords continue to be the most popular authentication technique for computer-based services despite its numerous acknowledged flaws, making it simple to circumvent security measures and access vital data and systems by gaining a target's password. Attackers frequently utilise social engineering because it is frequently simpler to take advantage of individuals than it is to identify a network or software weakness. Hackers frequently start a bigger operation to breach a system or network, steal sensitive data, or spread malware by using social engineering techniques.

To learn more about Password attack click the link below:

brainly.com/question/13103250

#SPJ4

What is the median salary of a cybersecurity engineer?

Answers

Answer:Rank State Avg. Salary

4 Georgia $98,217

5 Pennsylvania $93,997

6 Washington $99,206

7 Texas $95,531

Explanation:Washington gets paid better

How do you verify that a device is recognized and enabled in Device Manager?

Answers

You have a device that is malfunctioning, which is the main cause of Unknown Device appearing in your Device Manager. Get the device's driver updated to resolve this problem.

What information about a device does Device Manager provide?

A graphic representation of the hardware that is installed on your computer is shown by Device Manager. When you need to monitor and manage hardware devices and their drivers, use this utility.

In Device Manager, how can I enable devices?

Click Device Manager under Devices and Printers in the Hardware and Sound pane. Double-click the device category icon in the Device Manager window to enable the device. Click to choose the device to be enabled under the Device Manager category.

To know more about Device Manager visit:-

https://brainly.com/question/11599959

#SPJ4

Can someone please help me answer this question?
Which programming language is the best? State reason.

Answers

Answer:

for me I think it is English

Explanation:

because I people don't know how to speak the programed computer can easily translate the language you know to English for people how don't no your language

Answer:

There is no single “best” programming language as each language has its own strengths and weaknesses that make it better suited for certain tasks than others. Different languages may have different goals and purposes, so the best language for a particular project will depend on what the project is trying to accomplish. For example, if the project requires a lot of web development, then a language like JavaScript may be the best choice whereas if the project requires a lot of data analysis, then a language like R or Python may be the best choice. Ultimately, the best language for a given project depends on the specific requirements of the project.

Explanation:

There is no one "best" programming language; the choice of language depends on the specific task or project at hand. Each programming language has its own strengths and weaknesses, and the most appropriate language for a given task can vary depending on factors such as the type of application, the skills of the development team, and the resources available.

It's worth noting that many popular languages like Python, JavaScript, and C++ are general-purpose and can be used to build a wide variety of applications. Some other languages like R, SQL, and Julia are specialized in specific areas like data analysis or databases.

Ultimately, the most important thing is to choose a language that your team is comfortable working with and that is well-suited to the task at hand.

7.26 configure static routes
press enter
SFO>enable
SFO#configure terminal
SFO(config)#ip route 10.0.0.0 255.0.0.0 172.17.12.98
SFO (config)#ip route 0.0.0.0 0.0.0.0 160.12.99.1
SFO(config)#exit
SFO#copy run start
press enter to confirm

Answers

Press enter, SFO>enable, SFO#configure terminal, SFO(config)#ip route 10.0.0.0 255.0.0.0 172.17.12.98, SFO (config)#ip route 0.0.0.0 0.0.0.0 160.12.99.1, SFO(config)#exit, SFO#copy run start, press enter to confirm

When the complexity of a dynamic routing protocol is not needed, static routing is frequently employed. Static routing works well for routes that don't change very often and have just one (or a small number of) pathways leading there. A single-homed client connecting to an upstream provider is the traditional use case for static routing. Such linkages result in the formation of a stub network.

Static routes are manually defined. A destination prefix plus a next-hop forwarding address make up the route. When the next-hop address is accessible, the static route is turned on in the routing table and added to the forwarding table. Traffic sent to the designated next-hop address matches the static route.

Learn more about Route here:

https://brainly.com/question/3632568

#SPJ4

what was the first message sent between computers?

Answers

Answer:

the first message sent by computers was “lo”.

Explanation:

the phrase that was supposed to be sent was “login”, but the system crashed after the first two letters.

When opening and closing a security container, complete the _____.
a. SF 701
b. SF 700
c. SF 702
d. SF 703

Answers

Option c is correct. SF 702 is the answer to this question. SF 702 is used to open and close security containers. Track security containers.

The security container can be opened and closed at any time. However, if possible, security containers should only be opened for privacy and security reasons. Security containers should use all possible safeguards such as guard protection, password protection, fingerprint protection, etc. Standard Form (SF 702) – Security Container Inspection Sheet. A standard form (SF 702 Security Container Sheet) tracks who opens, closes, and inspects security containers containing sensitive information.

SF 702 or "Security Container Check Sheet" is used to record the opening and closing of the data carrier. An area check is carried out in the SF 701 after the daily check is finished. The

SF 702 must be stored and disposed of according to a component records management program. SF 702 will be stored in the NDC until the next conformance inspection by a higher level control center.

Know more about information here:

https://brainly.com/question/29244533

#SPJ4

What has happened when the system boots, but the memory count is incorrect?

Answers

Answer: Try taking the memories out of the slot and passing a rubber over the connector parts, maybe it will work normally.

Explanation:

when does spotify start collecting data for wrapped

Answers

Spotify begins collecting data for Wrapped when a user first creates an account on the platform.

When a user first creates an account for Spotify, the platform will start collecting data about the user’s listening habits. This data is then used to create an individual Wrapped profile for the user. Spotify will record a variety of data points including the user’s favorite artists, genres, and playlists.

The platform will also track the user’s total listening time, total number of songs listened to, and the user’s most listened to songs. All of this data is used to create an individual Wrapped profile for the user. The Wrapped profile is then used to create personalized playlists and other music-related insights.

These insights are used to help the user discover new music and artists. Additionally, the user can compare their profile with the overall Spotify Wrapped statistics to get a sense of how their listening habits compare to other users on the platform.

For more questions like Spotify click the link below:

https://brainly.com/question/14732679

#SPJ4

Why is it important to take precautions such as turning off a computer and discharging electricity before
opening the case on a computer?
O The case requires battery operation only when being opened.
O The case is locked until the computer is unplugged.
/
O Memory will be lost if the case is removed while connected to electricity.
O The internal components are static sensitive.

Answers

The reason why is it important to take precautions such as turning off a computer and discharging electricity before opening the case on a computer is: "The internal components are static sensitive." (Option D)

What is the rationale for the above response?  

It is important to take precautions such as turning off a computer and discharging electricity before opening the case on a computer because the internal components of a computer are sensitive to static electricity.

Static electricity can build up in the body or in clothing and can cause a discharge of electricity when in contact with sensitive electronic components. This discharge can damage or destroy the components, leading to the malfunctioning or failure of the computer.

By turning off the computer and discharging any residual electricity, the risk of a static discharge is minimized.

Learn more about static sensitive at:

https://brainly.com/question/18354578

#SPJ1

Hyperspace toolbar
Lists the menu options most frequently accessed by a user. In addition to buttons for your most common workflows. Includes the Print and Logout buttons.

Answers

The hyperspace toolbar contains menu command shortcuts that are utilized frequently; click once to open the selected toolbar option.

The toolbar options can also be opened by using the keyboard; hold down the "Ctrl" key while selecting numbers 1 through 9, starting with "Appts" as number 1. To open the appointment desk, press and release #1 while holding down the Ctrl key. The main end-user interface for Epic, hosted on Citrix, is called Hyperspace, and it acts as the gateway to all other Epic apps. Users of Epic are undoubtedly accustomed to the Hyperspace login page. Depending on their individual jobs, Hyperspace users see distinct menus, tasks, and alternatives after logging in.

Learn more about Hyperspace here:

https://brainly.com/question/28265866

#SPJ4

Refer to the previous question. Program Java1210.java has an even better solution to the problem. What is it called

Answers

Refer to the previous question. Program Java1210.java has an even better solution to the problem  it is  called generics.

What is generics?Generics are types that have parameters. The goal is to make it possible for methods, classes, and interfaces to take type (Integer, String, etc., and user-defined types) as a parameter. Generics may be used to build classes that interact with various data types.A method of computer programming known as generic programming involves writing algorithms in terms of later-specified types that are then instantiated as necessary for particular types that are supplied as inputs.Stronger type-checking, the removal of casts, and the ability to create generic algorithms are all made possible by generics. Many of the things that we use in Java today would not be feasible without generics.

To learn more about generics refer to:

https://brainly.com/question/28564198

#SPJ4

Elton started his own tree trimming business. When a tree limb accidentally fell on a customer’s house, they sued Elton for a million dollars and won. Elton lost everything in the lawsuit—his home, his car, and his life savings. What type of business structure did Elton MOST likely use?

A.
limited liability partnership (LLP)

B.
limited liability company (LLC)

C.
corporation

D.
sole proprietorship

Answers

Answer:

D

Explanation:

What to do if "Your tax return is still being processed" message appears

Answers

Your tax return may be essentially put on hold if the IRS needs more information from you or the IRS has to fix any errors before it can proceed with processing your return if the status of your tax return is "Still Being Processed".

How long should it continue to say that your tax return is being processed?

Most of our reimbursements are processed in under 21 days. It can take six months or longer to process your return if you filed on paper and are anticipating a refund.

Is approved the same as still being processed?

"Being processed" indicates that the IRS must process your return before approving your refund. Although the IRS typically sends refunds in less than 21 days after receiving tax returns, it's conceivable that your return may need more time.

To know more about tax  visit:-

https://brainly.com/question/1396458

#SPJ4

3.1.3 Select and Install a Network Adapter
In this lab, your task is to complete the following:
In the Support Office:
Select and install the network interface card with the fastest speed to connect to the local network.
Select and install the corresponding cable and connect the computer to the local area network.
In the workstation's operating system, confirm that the workstation has a connection to the local network and the internet.

Complete this lab as follows:
1.Above the computer, select Motherboard to switch to the motherboard view of the computer.
2. On the Shelf, expand Network Adapters.
3.Drag the 1000BaseTX network adapter to a free PCIe slot on the computer.
4. Connect the computer to the network as follows:
a. Above the computer, select Back to switch to the back view of the computer.
b. On the Shelf, expand Cables.
c. Drag the Cat5e cable from the Shelf to the port on the 1000BaseTX network adapter.
d. In the Selected Component window, drag the other connector to the Ethernet port on the wall outlet.
5. Confirm that the computer is connected to the local network and the internet as follows:
a. Above the computer, select Front to switch to the front view of the computer.
b. Click the power button on the computer case to turn the computer on.
c. After the operating system loads, right-click the Network icon and select Open Network and Sharing Center.
d. The diagram should indicate an active connection to the network and the internet.
5. You can also confirm the speed of the connection by selecting Ethernet 2 in the Network and Sharing Center.

Answers

The correct answer is Choose and set up a network adapter. The network adapter enables the computer or other device to connect to the internet or other local area networks (LANs) for communication.

The network adapter enables the computer or other device to connect to the internet or other local area networks (LANs) for communication. Tablets and laptops with wireless network adapters transform computer signals into radio waves that may be sent via antenna (visible or hidden). Click Properties from the context menu of My Computer. Click Device Manager after selecting the Hardware tab. Expand Network adapter to show a list of the installed network adapters (s). In order to connect to a wireless system, a wireless adapter is a hardware component that is often connected to a computer or other desktop device.

To learn more about network adapter click the link below:

brainly.com/question/28234637

#SPJ4

You work part-time at a computer repair store. A customer brought in a computer for repairs. The computer has the following specifications:

- AMD Phenom II x4 quad core processor.

- 8 GB DDR3 memory.

- Two SATA hard drives, one with the operating system installed, the other with a single volume for storing data.

- Single SATA optical drive.

You just replaced the power supply in the computer. Now the computer will not boot.

Answers

The computer will start when you press the power button. You'll see the PC turn off once Windows starts. The notice inside the lab can be closed by clicking OK. Select Motherboard from the menu that appears above the computer to go to the motherboard view and diagnose the issue.

Which of the following two configuration options is available through the BIOS UEFI setup screen?

Altering the boot priority order, turning on or off onboard devices, supporting virtualization, and configuring security settings are just a few motherboard parameters that can be changed using UEFI/BIOS setup.

Which of the following methods for checking the CPU's temperature is the most straightforward?

The simplest approach to check your CPU temperature is to instal a free CPU heat monitoring tool, such as Core Temp, and keep an eye out for spikes.

To know more about Motherboard visit :-

https://brainly.com/question/29834097

#SPJ4

With 802.1Q trunking, frames from the native VLAN are not tagged. Frames from all other VLANs are tagged.
If the native VLAN on one end of the trunk is different than the native VLAN on the other end, the traffic of the native VLANs on both sides cannot be transmitted correctly on the trunk.
The native VLAN is VLAN 1 by default, but may be configured.

On each switch, use the following commands to complete this lab:
SwitchA>ena
SwitchA#conf t
SwitchA(config)#int range gi 0/1 - 2 SwitchA(config-if-range)#switchport trunk native vlan 10
(press Ctrl + Z)
SwitchA#copy run start

Answers

A frame is dropped by an 802.1Q trunk port if it receives a tagged frame with the same VLAN ID as the native VLAN. Therefore, when setting devices on a switch port on a Cisco switch,

Configure them so that they don't deliver tagged frames on the native VLAN.

I saw this in a course material for the Cisco Networking Academy: "A frame is dropped by an 802.1Q trunk port if it receives a tagged frame with the same VLAN ID as the native VLAN. Therefore, when setting devices on a switch port on a Cisco switch, configure them so that they don't deliver tagged frames on the native VLAN."

I attempted to test it on Packet Tracer, but the outcome is not what I expected.

I employ this topology DeviceInterface f0/1Interface f0/2Switch CTrunk port: PC A -> f0/2 Switch C f0/1 -> f0/1 Switch D f0/2 -> PC E. VLAN 20Switch DTrunk port, VLAN 10Access port native. Access port VLAN 20 Native VLAN 20

Then I used my PC to send a broadcast ping request.

Learn more about VLAN here:

https://brainly.com/question/14530025

#SPJ4

What should you do if the system crashes during startup before you can log on?

Answers

You can attempt to boot using the settings of last known good. In order to launch Windows, the hardware setup from the most recent successful login is used.

Why does my computer crash right away?

If we're talking about the fundamental causes, a poor power supply is one among them. In this situation, you might want to make sure that everything is securely and appropriately plugged in. Another problem that may contribute to this one is overheating. If we dig deep into the issue, we might want to investigate the motherboard and hard drive.

Does a blue screen signify excessive heat?

Overheating: If your computer is overheating as a result of dust, broken fans, or overloaded hardware, the BSOD message may appear. Malware: Malware damages your important files on your computer, similar to a virus.

To know more about system crashes visit:-

https://brainly.com/question/29976636

#SPJ4

Other Questions
____ applications require that a record be accessed immediately while a client is waiting.A. Database.B. Real-time. C. Sort.D. Batch. An angle of measure 120 degrees intersects the unit circle at point (-1/2,3/2) What is the exact value of cos(120) Sheila owns a timeshare that gives her ownership of the property for a certain number of weeks per year in perpetuity. what type of timeshare is this? Quick algebra 1 question for some points! Only answer if you know the answer, quick shout-out to Dinofish32, tysm for the help! Permute the loops in the following function so that it scans the three-dimensional array a with a stride-1 reference pattern. How many different teams of 4 can be chosen from a group of 15 adults and 16 children if each team must have at least one child on it? The sales contract between buyer Milton and seller Tom has been signed. Whose responsibility is it to keep track of all of the buyer contingency deadlines help me I need the good answers!!!?1) Q.1 Find the equation of a line that passes through (1, 2) and (5, 4). If the solutions of f(x)=0 are -1 and 2then find the solutions of f(x/2)=0 which of the following supreme court cases illustrates the use of litigation by an interest group Which are evaluation criteria examples? The number of high school seniors who smoked marijuana on a daily basis _____ from 1978 to 1992 and _____ from 1992 to the present. I .......working tomorrow a. will beb. don'tc. dod. go Joni and Lori began running from the same point. Joni ran 5 miles west while Lori ran 7 miles north. How far apart were they when they finished Determine whether the relationship is linear, quadratic, or neither by completing each table. Be sure to givea reason for your choice. Even if roof repairs seem professionally completed, indications of previous roof repair _____ be noted by the home inspector. President Franklin Roosevelt's political philosophy was the idea that the governmentshould:O promote the growth of monopolies) directly help those in need stay out of economic affairs A zero coupon bond: Group of answer choices is sold at a large premium. has a market price that is computed using semiannual compounding of interest. can only be issued by the U.S. Treasury. has less interest rate risk than a comparable coupon bond. has a price equal to the future value of the face amount given a positive rate of return. Economists believe that production possibilities frontiers are often bowed because? For the normal distribution, the mean plus and minus two standard deviations will include about what percent of the observations