What is the primary function of the physical layer?

Provides physical transmission of data

What is the purpose of framing in the data link layer?

To separate data into manageable chunks

To provide physical transmission of data

To detect and correct errors in data

Which of the following is a single bit error?

Three bits in a row are flipped

Which of the following is a multi bit error?

More than one bit in the data unit have changed

Three bits in a row are flipped

Which of the following is a burst error?

Two or more bits in the data unit have changed

Three bits in a row are flipped

Which of the following assumptions is not made in dynamic channel allocation?

Channels can be assigned and unassigned

Which of the following protocols is not a type of ALOHA?

All of the above are types of ALOHA

What services are provided to the Upper Layers by the Transport Layer?

Reliable data transfer and flow control

What are the three connection phases in the Transport Layer?

Connection establishment, data transfer, and connection release

Data transfer, error control, and flow control

Connection establishment, error control, and flow control

Data transfer, connection release, and flow control

What is Transport Layer Addressing?

Addressing of hosts in the same network

Addressing of hosts in different networks

Addressing of packets in a network

What is Transport Layer Flow Control?

A mechanism that regulates the amount of data sent by the sender to prevent the receiver from being overwhelmed

A mechanism that encrypts the data transmitted between two hosts

A mechanism that routes packets between different networks

A mechanism that detects and corrects errors in the data transmitted between two hosts

What is the main objective of data confidentiality?

To ensure that data is not intercepted or disclosed to unauthorized parties

To ensure that data is not altered in transit

To ensure that data is available to authorized parties only

To ensure that data is not lost or corrupted

What is the main objective of data integrity?

To ensure that data is not altered in transit

To ensure that data is available to authorized parties only

To ensure that data is not lost or corrupted

To ensure that data is not intercepted or disclosed to unauthorized parties

What is the main objective of authenticity?

To ensure that data is genuine and from a trusted source

To ensure that data is not altered in transit

To ensure that data is available to authorized parties only

To ensure that data is not lost or corrupted

What is the main objective of non-repudiation?

To ensure that parties cannot deny having sent or received data

To ensure that data is not altered in transit

To ensure that data is available to authorized parties only

To ensure that actions taken with respect to data can be traced to specific users or entities

The original message before encryption

The algorithm used for encryption

CN - Quiz - 1

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following types of network is used to connect devices in close proximity to an individual?

Wide Area Network

Personal Area Network

Metropolitan Area Network

Local Area Network

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following types of network is used to cover a small geographical area?

Wide Area Network

Personal Area Network

Metropolitan Area Network

Local Area Network

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following types of network is used to cover a large geographical area?

Wide Area Network

Personal Area Network

Metropolitan Area Network

Local Area Network

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following types of network is used to cover a city or a town?

Wide Area Network

Personal Area Network

Metropolitan Area Network

Local Area Network

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following types of network is used to connect millions of devices worldwide?

Wide Area Network

Personal Area Network

Metropolitan Area Network

Local Area Network

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following refers to the layering of protocols in a network stack?

Protocol hierarchies

Network architecture

Network topology

Network infrastructure

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following refers to the challenges and considerations involved in designing each layer of a protocol hierarchy?

Protocol layers

Design issues for the layers

Protocol architecture

Protocol topology

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CN - Quiz - 1

Which of the following types of network is used to connect devices in close proximity to an individual?

Which of the following types of network is used to cover a small geographical area?

Which of the following types of network is used to cover a large geographical area?

Which of the following types of network is used to cover a city or a town?

Which of the following types of network is used to connect millions of devices worldwide?

Which of the following refers to the layering of protocols in a network stack?

Which of the following refers to the challenges and considerations involved in designing each layer of a protocol hierarchy?

Which of the following types of service establishes a dedicated communication path between two devices before transmitting data?

Which of the following types of service does not establish a dedicated communication path before transmitting data?

Which of the following refers to the basic operations performed by network protocols at each layer of the protocol hierarchy?

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