Computer Knowledge

Computer Networks

2,256 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

What is the term for the percentage of packets that are lost in transit over a network?

  1. Throughput

  2. Capacity

  3. Latency

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

Packet loss is the percentage of packets that are lost in transit over a network.

Multiple choice

What is the term for the process of dividing a network into multiple smaller networks?

  1. Segmentation

  2. Subnetting

  3. Routing

  4. Switching
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Subnetting is the process of dividing a network into multiple smaller networks.

Multiple choice

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

  1. VLANs

  2. Subnets

  3. Firewalls

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

Firewalls are not a type of network segmentation. They are used to control access to a network.

Multiple choice

What is the term for the process of connecting two or more networks together?

  1. Routing

  2. Switching

  3. Bridging

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

Routing is the process of connecting two or more networks together.

Multiple choice

What is the term for the process of sending data from one network to another?

  1. Routing

  2. Switching

  3. Bridging

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

Tunneling is the process of sending data from one network to another.

Multiple choice

Which of the following is NOT a type of blockchain platform?

  1. Public blockchain

  2. Private blockchain

  3. Hybrid blockchain

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

Permissioned blockchain is not a type of blockchain platform, but rather a type of access control mechanism that can be used on any type of blockchain platform.

Multiple choice

Which of the following is a decentralized application (dApp) that allows users to create and manage their own digital assets?

  1. Ethereum

  2. Bitcoin

  3. EOS

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

Ethereum is a decentralized application (dApp) that allows users to create and manage their own digital assets, such as tokens and smart contracts.

Multiple choice

Which of the following is a common IoT connectivity security protocol?

  1. MQTT

  2. HTTP

  3. TCP

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

MQTT is a lightweight messaging protocol designed for IoT devices. It is widely used for secure data transmission between IoT devices and cloud platforms.

Multiple choice

Which of the following is a common IoT connectivity security standard?

  1. IEEE 802.11

  2. Bluetooth

  3. Zigbee

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

IEEE 802.11, Bluetooth, and Zigbee are all widely used IoT connectivity security standards that provide secure communication between IoT devices and cloud platforms.

Multiple choice

In cyberpunk settings, what is the term used to describe the vast, interconnected network of computer systems and data?

  1. The Matrix

  2. The Net

  3. The Web

  4. The Cloud
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The Net is a common term used in cyberpunk literature to refer to the global network of computers and information systems.

Multiple choice

Which technology enables devices to communicate with each other without a central hub?

  1. Bluetooth

  2. Wi-Fi

  3. Cellular

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

Mesh networking allows devices to communicate directly with each other, forming a self-healing and resilient network.

Multiple choice

Which of the following is NOT a potential benefit of 5G spectrum in the future?

  1. Faster data speeds

  2. Lower latency

  3. Improved coverage

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

Faster data speeds is not a potential benefit of 5G spectrum in the future because 5G networks are already capable of providing very fast data speeds.

Multiple choice

What is the name of the organization that is responsible for promoting the development of 5G networks?

  1. The Federal Communications Commission (FCC)

  2. The International Telecommunication Union (ITU)

  3. The National Telecommunications and Information Administration (NTIA)

  4. The World Radiocommunication Conference (WRC)
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The National Telecommunications and Information Administration (NTIA) is the organization that is responsible for promoting the development of 5G networks in the United States.

Multiple choice

What is the name of the organization that is responsible for coordinating the use of spectrum for 5G networks?

  1. The Federal Communications Commission (FCC)

  2. The International Telecommunication Union (ITU)

  3. The National Telecommunications and Information Administration (NTIA)

  4. The World Radiocommunication Conference (WRC)
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The World Radiocommunication Conference (WRC) is the organization that is responsible for coordinating the use of spectrum for 5G networks.

Multiple choice

What is the name of the technology that allows 5G networks to use spectrum more efficiently?

  1. Carrier aggregation

  2. Beamforming

  3. Massive MIMO

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

Carrier aggregation is the technology that allows 5G networks to use spectrum more efficiently.