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

What is the term for the maximum number of concurrent connections that a load balancer can handle?

  1. Throughput

  2. Capacity

  3. Concurrency

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

Capacity is the term for the maximum number of concurrent connections that a load balancer can handle.

Multiple choice

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

  1. Throughput

  2. Latency

  3. Packet loss

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

Availability is not a common metric for measuring the performance of a load balancer. The other three options are all common metrics for measuring the performance of a load balancer.

Multiple choice

What is the term for the process of distributing traffic across multiple data centers?

  1. Global load balancing

  2. Inter-datacenter load balancing

  3. Cross-datacenter load balancing

  4. Multi-datacenter load balancing
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Global load balancing is the process of distributing traffic across multiple data centers.

Multiple choice

Which of the following is NOT a common type of inter-region load balancer?

  1. DNS load balancer

  2. GSLB load balancer

  3. Cloud load balancer

  4. SDN load balancer
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

SDN load balancer is not a common type of inter-region load balancer. The other three options are all common types of inter-region load balancers.

Multiple choice

What is the role of a Network Operations Center (NOC) in network monitoring?

  1. To monitor and manage network devices

  2. To analyze network traffic and identify trends

  3. To respond to network incidents and resolve issues

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

A Network Operations Center (NOC) is responsible for monitoring and managing network devices, analyzing network traffic, and responding to network incidents.

Multiple choice

Which of the following is a common network management tool?

  1. Network monitoring software

  2. Configuration management tools

  3. Network automation tools

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

Network monitoring software, configuration management tools, and network automation tools are all common network management tools.

Multiple choice

Which of the following is a best practice for designing a network?

  1. Use a hierarchical network design.

  2. Use a flat network design.

  3. Use a mesh network design.

  4. Use a bus network design.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A hierarchical network design is a best practice because it allows for scalability, security, and ease of management.

Multiple choice

Which of the following is a best practice for implementing a network?

  1. Use a variety of network devices.

  2. Use a single type of network device.

  3. Use a combination of network devices and software.

  4. Use a combination of network devices and hardware.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Using a combination of network devices and software allows for flexibility, scalability, and cost-effectiveness.

Multiple choice

Which of the following is a best practice for managing a network?

  1. Use a network management system.

  2. Use a manual network management system.

  3. Use a combination of network management systems and manual management.

  4. Use a combination of network management systems and software.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Using a combination of network management systems and manual management allows for flexibility, scalability, and cost-effectiveness.

Multiple choice

Which of the following is a best practice for upgrading a network?

  1. Plan the upgrade carefully.

  2. Test the upgrade in a lab environment.

  3. Back up the network configuration before upgrading.

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

All of the above are best practices for upgrading a network.

Multiple choice

Which of the following is a best practice for maintaining a network?

  1. Keep the network software up to date.

  2. Keep the network hardware up to date.

  3. Keep the network documentation up to date.

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

All of the above are best practices for maintaining a network.

Multiple choice

Which of the following is a best practice for preventing network downtime?

  1. Use redundant network components.

  2. Have a backup plan in place.

  3. Monitor the network for potential problems.

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

All of the above are best practices for preventing network downtime.

Multiple choice

Which of the following is a best practice for improving network performance?

  1. Use faster network hardware.

  2. Use more efficient network protocols.

  3. Optimize network traffic.

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

All of the above are best practices for improving network performance.

Multiple choice

Which of the following is a common type of communication interface used in embedded systems?

  1. Serial communication

  2. Parallel communication

  3. USB

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

Serial communication is widely used in embedded systems due to its simplicity, low cost, and ability to transmit data over long distances.

Multiple choice

Which Cisco certification is considered the industry standard for network engineers?

  1. CCNA

  2. CCNP

  3. CCIE

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

The Cisco Certified Internetwork Expert (CCIE) certification is the highest level of Cisco certification and is considered the industry standard for network engineers.