Computer Knowledge

Computer Networks

2,614 Questions

Computer networks involve the architecture, protocols, and security measures used for digital communication. This collection covers OSI model layers, IP addressing, data transmission, and cryptographic standards. These concepts are vital for the computer knowledge sections of banking and government exams.

OSI model layersNetwork protocolsIP subnet maskingData encryption standardsServer configurationsNetwork commands

Computer Networks Questions

Multiple choice

Which of the following is a common type of application monitoring tool?

  1. Log management tool

  2. Performance monitoring tool

  3. Network monitoring tool

  4. Security monitoring tool
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Performance monitoring tools are used to collect and analyze data on application performance metrics such as response time, throughput, and resource utilization.

Multiple choice

What is the purpose of a default firewall rule?

  1. To allow all traffic

  2. To deny all traffic

  3. To log all traffic

  4. To take no action
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A default firewall rule is typically set to deny all traffic. This ensures that only traffic that is explicitly allowed by a firewall rule is permitted.

Multiple choice

Which of the following is NOT a common type of firewall rule action?

  1. Allow

  2. Deny

  3. Log

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

Redirect is not a common type of firewall rule action. It is typically used in load balancers to distribute traffic across multiple servers.

Multiple choice

Which of the following is NOT a common type of firewall rule target?

  1. IP address

  2. Port

  3. Protocol

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

Subnet is not a common type of firewall rule target. It is typically used to define the scope of a firewall rule.

Multiple choice

Which of the following is NOT a common type of firewall rule tag?

  1. Name

  2. Description

  3. Priority

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

Target is not a common type of firewall rule tag. It is typically used to define the scope of a firewall rule.

Multiple choice

Which of the following is NOT a common type of firewall rule match criteria?

  1. Source IP address

  2. Destination IP address

  3. Port

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

Protocol is not a common type of firewall rule match criteria. It is typically used to define the action to be taken by a firewall rule.

Multiple choice

Which of the following is NOT a common type of firewall rule action parameter?

  1. Action

  2. Target

  3. Priority

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

Description is not a common type of firewall rule action parameter. It is typically used to provide a brief explanation of the purpose of the rule.

Multiple choice

Which of the following is a common protocol used for communication between smart home devices?

  1. HTTP

  2. MQTT

  3. TCP/IP

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

MQTT (Message Queuing Telemetry Transport) is a lightweight messaging protocol designed for IoT devices, including smart home devices, to communicate with each other and with a central hub or cloud platform.

Multiple choice

Which of the following is NOT a type of load balancing algorithm?

  1. Round-robin

  2. Least connections

  3. Weighted round-robin

  4. DNS round-robin
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

DNS round-robin is a technique used to distribute traffic across multiple DNS servers, not load balancers.

Multiple choice

Which of the following is a common network monitoring tool?

  1. Ping

  2. Traceroute

  3. SNMP

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

Ping, Traceroute, and SNMP are all commonly used network monitoring tools.

Multiple choice

What does SNMP stand for?

  1. Simple Network Management Protocol

  2. Secure Network Monitoring Protocol

  3. System Network Management Protocol

  4. Standard Network Management Protocol
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

SNMP stands for Simple Network Management Protocol.

Multiple choice

Which of the following is a common metric used for monitoring network performance?

  1. Latency

  2. Throughput

  3. Packet loss

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

Latency, throughput, and packet loss are all common metrics used for monitoring network performance.

Multiple choice

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

  1. Use a network monitoring tool.

  2. Use a packet sniffer.

  3. Use a protocol analyzer.

  4. Use a combination of troubleshooting tools.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Using a combination of troubleshooting tools provides the best results when troubleshooting a network.

Multiple choice

What is the name of the protocol used for communication between the NSSF and the SMF in the 5G Core Network?

  1. NGAP

  2. SCTP

  3. HTTP

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

The NSSP (Network Slice Selection Protocol) is used for communication between the NSSF and the SMF in the 5G Core Network.

Multiple choice

Which protocol is used to transfer data over the Internet?

  1. HTTP

  2. TCP/IP

  3. FTP

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

TCP/IP (Transmission Control Protocol/Internet Protocol) is the protocol used to transfer data over the Internet.