Which of the following is a disadvantage of using power lines as a transmission medium?

High susceptibility to interference

Which of the following is not a characteristic of fiber optic cable?

High susceptibility to interference

Immunity to electromagnetic interference

What is the primary purpose of an elementary data link layer protocol?

To provide error detection and correction

To provide reliable end-to-end delivery of data

In Stop-and-Wait ARQ, if the sender does not receive an ACK for a packet, what does it do?

Wait for a fixed amount of time before resending the packet

In Stop-and-Wait ARQ, the sender sends a packet and waits for which of the following before sending the next packet?

Request for Retransmission (RFR)

What is the purpose of the destination address field in an Ethernet frame?

To identify the receiver of the frame

To identify the sender of the frame

To identify the type of data in the frame

To provide error detection and correction

What is the purpose of the source address field in an Ethernet frame?

To identify the sender of the frame

To identify the receiver of the frame

To identify the type of data in the frame

To provide error detection and correction

What is the purpose of the frame check sequence (CRC) in an Ethernet frame?

To provide error detection and correction

To identify the sender and receiver of the frame

To indicate the type of data in the frame

To indicate the start of the frame

What is congestion control?

A mechanism to prevent network congestion

A mechanism to prevent data loss in a network

A mechanism to prevent data corruption in a network

A mechanism to prevent data duplication in a network

What is the purpose of congestion control?

To prevent network congestion and ensure efficient data transmission

To increase the speed of data transmission in a network

To reduce the latency of data transmission in a network

To increase the bandwidth of a network

What is traffic-aware routing in congestion control?

The process of routing traffic to avoid congestion congestion

The process of reserving network resources in advance to prevent congestion

The process of dynamically allocating network resources based on demand

The process of controlling the rate of data transmission to prevent

What is traffic throttling in congestion control?

The process of controlling the rate of data transmission to prevent congestion

The process of reserving network resources in advance to prevent congestion

The process of dynamically allocating network resources based on demand

The process of routing traffic to avoid congestion

What is load shedding in congestion control?

The process of dropping some traffic to prevent congestion

The process of reserving network resources in advance to prevent congestion

The process of dynamically allocating network resources based on demand

The process of routing traffic to avoid congestion

Which of the following is an example of network provisioning?

A network administrator reserves extra bandwidth for a critical application

A router drops packets when it detects network congestion

A router reroutes traffic to avoid a congested link

A server reduces its sending rate when it receives congestion notification

Which of the following is an example of admission control?

A network administrator rejects new requests for network resources when the available resources are insufficient to handle them

A network administrator reserves extra bandwidth for a critical application

A router drops packets when it detects network congestion

A router reroutes traffic to avoid a congested link

What is a Country Domain?

A domain that is associated with a particular country

A domain that is reserved for use by a specific organization or entity

A domain that is used for commercial purposes

A domain that is used for non-profit purposes

What is Electronic Mail (E-Mail)?

A system for sending and receiving messages over a network

A protocol used for routing packets between different networks

A protocol used for encrypting data transmitted between two hosts

A system for mapping domain names to IP addresses

What are User Agents in E-Mail?

Programs that allow users to compose, send, and receive email messages

Programs that route email messages between different networks

Programs that provide encryption for email messages

Programs that provide flow control for email messages

What are Message Transfer Agents (Mail Servers) in E-Mail?

Programs that route email messages between different networks

Programs that allow users to compose, send, and receive email messages

Programs that provide encryption for email messages

Programs that provide flow control for email messages

What are the 5 basic functions supported by E-mail systems?

Composition, Transfer, Reporting, Displaying, and Disposition

Composition, Transfer, Routing, Encryption, and Decryption

Composition, Transfer, Reporting, Displaying, and Archiving

Composition, Transfer, Compression, Encryption, and Decryption

What are Web pages in the WWW?

Documents that are written in HTML and can be accessed over the Internet

Programs that allow users to compose, send, and receive email messages

Programs that route email messages between different networks

Programs that provide encryption for email messages

What are URLs (Uniform Resource Locators) in the WWW?

Addresses that specify the location of a Web page on the Internet

Programs that allow users to compose, send, and receive email messages

Programs that route email messages between different networks

Programs that provide encryption for email messages

What is the HTTP Protocol in the WWW?

A protocol used for accessing and sharing information over the Internet

A protocol used for routing packets between different networks

A protocol used for encrypting data transmitted between two hosts

A protocol used for providing flow control for data transmitted between hosts

What are the disadvantages of HTTP in the WWW?

It is not secure by default, and it is vulnerable to attacks

It provides weak encryption for data transmitted over the Internet

It does not provide flow control for data transmitted between hosts

It is not designed to work well in high-latency networks

What are Hyperlinks in the WWW?

Links that allow users to navigate between different Web pages

Links that allow users to compose, send, and receive email messages

Links that route email messages between different networks

Links that provide encryption for email messages

CN - Quiz - 2

Authored by Jaypalsinh Gohil

Computers

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50 questions

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The full form of OSI is?

Open System Interconnection

Operating System Interconnection

Operating System Internet

Open System Internet

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Identify the layer which provides service to the user.

Presentation

Application

Session

Network

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is HUB?

Software

Computing Device

Networking Device

Calculating Device

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does a set of rules define?

HTTP

SMTP

FTP

Protocol

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Identify the incorrect network topology.

Ring

Bus

P2P

Star

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the length of IPV4 address?

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Identify the device used to boost weak signal.

Router

Switch

Repeater

Hub

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CN - Quiz - 2

The full form of OSI is?

Identify the layer which provides service to the user.

What is HUB?

What does a set of rules define?

Identify the incorrect network topology.

What is the length of IPV4 address?

Identify the device used to boost weak signal.

Router works at which layer?

Full form Of NIC

Bluetooth is an example of __________.

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