Computer Knowledge

Computer Networks

2,095 Questions

Computer networks form the backbone of digital communication, connecting multiple devices to share data and resources. This area covers network architectures, transmission media, modems, and topologies like LAN. These concepts are crucial for computer knowledge sections in banking and government exams.

Network topologiesModulation and demodulationNetwork addressingFiber optic cablesWireless infrastructure

Computer Networks Questions

Multiple choice

Which of the following is NOT a common type of free Wi-Fi hotspot?

  1. Coffee shops

  2. Libraries

  3. Parks

  4. Gas stations
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Gas stations are not typically known for providing free Wi-Fi hotspots.

Multiple choice

Which of the following is NOT a type of migration network?

  1. Chain migration

  2. Step migration

  3. Return migration

  4. Circular migration
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Return migration is not a type of migration network. The main types of migration networks are chain migration, step migration, and circular migration.

Multiple choice

Which of the following is not a type of computer network?

  1. LAN

  2. WAN

  3. MAN

  4. VPN
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

VPN (Virtual Private Network) is not a type of computer network, but a technology that allows users to securely access a private network over a public network.

Multiple choice

Which of the following is NOT a type of system architecture?

  1. Centralized architecture

  2. Distributed architecture

  3. Hierarchical architecture

  4. Peer-to-peer architecture
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Hierarchical architecture is not a type of system architecture. It is a type of organizational structure.

Multiple choice

Which of the following is NOT a type of satellite communication network?

  1. Star network

  2. Mesh network

  3. Bus network

  4. Ring network
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Ring network is not a type of satellite communication network. The other options are all common types of satellite communication networks.

Multiple choice

Which of the following is NOT a type of computer network?

  1. Local Area Network (LAN)

  2. Wide Area Network (WAN)

  3. Metropolitan Area Network (MAN)

  4. Internet
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The Internet is a global network of interconnected computer networks, while LAN, WAN, and MAN are specific types of computer networks.

Multiple choice

What is the name of the Hex variant played on a computer network?

  1. Network Hex

  2. Internet Hex

  3. Global Hex

  4. Cosmic Hex
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Network Hex is a variant of Hex played on a computer network, where players can connect to each other and play games remotely.

Multiple choice

What is the channel capacity of a communication channel?

  1. The maximum rate at which data can be transmitted over a communication channel without errors.

  2. The minimum rate at which data can be transmitted over a communication channel without errors.

  3. The rate at which data is transmitted over a communication channel.

  4. The rate at which data is received over a communication channel.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The channel capacity of a communication channel is the maximum rate at which data can be transmitted over the channel without errors.

Multiple choice

Which of the following is a common application of algebraic coding theory?

  1. Data storage systems

  2. Wireless communications

  3. Satellite communications

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Algebraic coding theory has a wide range of applications, including data storage systems, wireless communications, satellite communications, and many other areas where reliable data transmission is essential.

Multiple choice

Which of the following is a type of computer network that connects devices within a limited physical area?

  1. Local Area Network (LAN)

  2. Wide Area Network (WAN)

  3. Metropolitan Area Network (MAN)

  4. Virtual Private Network (VPN)
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A Local Area Network (LAN) is a type of computer network that connects devices within a limited physical area, such as a home, office, or school. It allows devices to communicate with each other and share resources.

Multiple choice

What are some of the most popular library networking software?

  1. OpenVPN

  2. Hamachi

  3. TeamViewer

  4. AnyDesk

  5. All of the above
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

OpenVPN, Hamachi, TeamViewer, and AnyDesk are some of the most popular library networking software in use today.

Multiple choice

What is the capacity of a channel?

  1. The maximum rate at which data can be transmitted over the channel with zero error probability

  2. The minimum rate at which data can be transmitted over the channel with zero error probability

  3. The maximum rate at which data can be transmitted over the channel with a given error probability

  4. The minimum rate at which data can be transmitted over the channel with a given error probability
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The capacity of a channel is the maximum rate at which data can be transmitted over the channel with zero error probability.

Multiple choice

What is the target for broadband connectivity under the Digital India Campaign?

  1. 100 Mbps for all villages

  2. 250 Mbps for all villages

  3. 500 Mbps for all villages

  4. 1 Gbps for all villages
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The target for broadband connectivity under the Digital India Campaign is to provide 100 Mbps broadband connectivity to all villages in India.

Multiple choice

Which of these is NOT a common type of travel connectivity device?

  1. Travel router

  2. Portable hotspot

  3. MiFi device

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

All of these devices are common types of travel connectivity devices.

Multiple choice

What is the term for the unwanted noise or interference that occurs when two or more electronic devices are connected?

  1. Ground loop

  2. Crosstalk

  3. Hum

  4. RFI
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A ground loop is a type of electrical interference that occurs when two or more electronic devices are connected and share a common ground reference, resulting in a humming or buzzing sound.