Computer Knowledge

Computer Networks

2,461 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 TCP/IP internet protocols diskless machine is used to obtain its IP address from a server?

  1. RARP (Reverse Address Resolution Protocol)

  2. RIP (Routing Information Protocol)

  3. RPB (Reverse Path Broadcasting)

  4. SMTP (Simple Mail Transfer Protocol)

  5. RTP (Real-time Transport Protocol)
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

This is the correct option. A TCP/IP protocol that allows a host to find its internet address given its physical address is called RARP.

Multiple choice

Which of the following protocols is used for performing RPCs between applications in a language and system independent way?

  1. SNMP (Simple Network Management Protocol)

  2. SMTP (Simple Mail Transfer Protocol)

  3. HTTP (Hyper Text Transfer Protocol)

  4. SOAP (Simple Object Access Protocol)

  5. TFTP (Trivial File Transfer Protocol)
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This is the correct option. This protocol is used for performing RPCs between applications in a language and system independent way.

Multiple choice

Which of the following tools overcomes the administration headaches of hardware probe and distributed analyzer by leveraging the data flow capture capabilities of the network device itself?

  1. Traffic flow analyzer

  2. Hardware probe and distributed analyzer

  3. System integrator

  4. Relay flow

  5. Control flow analysis
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

This tool overcomes the administration headaches of hardware probe and distributed analyzer by leveraging the data flow capture capabilities of the network device itself.

Multiple choice

Which of the following techniques enables peering into individual packets to determine their contents, the transaction between systems and details of communications being passed along that network?

  1. Device monitoring

  2. Hardware probe and distributed analyzer

  3. Traditional packet based monitoring tool

  4. Performance management

  5. Virtual machine technology
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This technique enables peering into individual packets to determine their contents, the transaction between systems and the details of communications being passed along that network.

Multiple choice

Which of the following measurement techniques is used to obtain valuable information about network users and applications, peak usage time and traffic routing?

  1. Hardware probe and distributed analyzer

  2. Device monitoring

  3. Control flow analysis

  4. Monitoring and analyzing netflow

  5. Performance management
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This measurement technique is used to help to obtain valuable information about network users and applications, peak usage times and traffic routing.

Multiple choice

How many layers does OSI reference model have?

  1. 5

  2. 6

  3. 7

  4. 8
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The OSI (Open Systems Interconnection) reference model is defined by seven distinct layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application.

Multiple choice

Pick the correct statement out of the following statements.

  1. It is a type of isolated routing

  2. It a method in which every incoming packet is sent out on every outgoing line except the one by which it arrived

  3. Flooding does not always select the shortest path

  4. Selective flooding is a type in which the packet are sent to those lines that are going approximately in the right direction
Reveal answer Fill a bubble to check yourself
A,B,D Correct answer