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

Which of the following is a mobile device connectivity standard that enables devices to communicate with each other using microwaves?

  1. Wi-Fi

  2. Bluetooth

  3. LTE

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

Wi-Fi (Wireless Fidelity) is a mobile device connectivity standard that enables devices to communicate with each other using microwaves. It is commonly used for connecting devices to the internet and to each other.

Multiple choice

Which network architecture is commonly used for large-scale networks with multiple interconnected subnetworks?

  1. Bus Topology

  2. Star Topology

  3. Ring Topology

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

A hierarchical topology is a multi-layered network architecture where subnetworks are connected to each other in a hierarchical manner, allowing for efficient routing and scalability.

Multiple choice

What is the primary function of a router in a network?

  1. Data Transmission

  2. Data Storage

  3. Data Encryption

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

A router's primary function is to determine the best path for data packets to travel through a network, ensuring efficient and reliable data delivery.

Multiple choice

Which network design principle aims to minimize the number of hops a data packet takes to reach its destination?

  1. Load Balancing

  2. Fault Tolerance

  3. Shortest Path Routing

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

Shortest Path Routing is a network design principle that aims to find the shortest path between two nodes in a network, reducing latency and improving network performance.

Multiple choice

What is the primary function of a network switch in a LAN?

  1. Data Transmission

  2. Data Encryption

  3. Data Routing

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

A network switch's primary function is to forward data packets between devices connected to the same LAN, enabling efficient data transmission within the network.

Multiple choice

Which network design principle aims to distribute network traffic load across multiple paths to improve network performance?

  1. Load Balancing

  2. Fault Tolerance

  3. Shortest Path Routing

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

Load Balancing is a network design principle that distributes network traffic load across multiple paths, improving network performance and preventing congestion.

Multiple choice

Which network design principle aims to ensure that a network can continue to operate even if some of its components fail?

  1. Load Balancing

  2. Fault Tolerance

  3. Shortest Path Routing

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

Fault Tolerance is a network design principle that aims to ensure that a network can continue to operate even if some of its components fail, by implementing redundant components and backup systems.

Multiple choice

Which network design principle aims to control and manage network traffic to optimize network performance?

  1. Load Balancing

  2. Fault Tolerance

  3. Shortest Path Routing

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

Traffic Shaping is a network design principle that aims to control and manage network traffic to optimize network performance, by prioritizing certain types of traffic and limiting the bandwidth allocated to others.

Multiple choice

What is the primary function of a network management system (NMS)?

  1. Data Transmission

  2. Data Encryption

  3. Data Routing

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

A NMS's primary function is to monitor and manage network devices and resources, providing real-time visibility into network performance, identifying potential issues, and enabling proactive network management.

Multiple choice

Which of the following is NOT a common type of mobile device network connectivity?

  1. Wi-Fi

  2. Bluetooth

  3. Cellular

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

Infrared is not a common type of mobile device network connectivity.

Multiple choice

What is the term used to describe the process of connecting devices and objects to the internet?

  1. IoTification

  2. Digitization

  3. Automation

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

IoTification is the term used to describe the process of connecting devices and objects to the internet, enabling them to communicate and exchange data.

Multiple choice

What is the term for the maximum number of users or devices that can be supported by a network?

  1. Throughput

  2. Capacity

  3. Latency

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

Capacity is the maximum amount of data that can be transmitted over a network in a given amount of time.

Multiple choice

Which of the following is NOT a factor that can affect network scalability?

  1. The number of users on the network

  2. The type of applications being used

  3. The bandwidth of the network

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

The weather can affect the performance of a network, but it is not a factor that can be controlled.

Multiple choice

What is the term for the time it takes for a packet of data to travel from one point on a network to another?

  1. Throughput

  2. Capacity

  3. Latency

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

Latency is the time it takes for a packet of data to travel from one point on a network to another.

Multiple choice

Which of the following is NOT a common metric for measuring network performance?

  1. Throughput

  2. Latency

  3. Packet loss

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

Jitter is a measure of the variation in the delay of packets of data. It is not a common metric for measuring network performance.