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
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bit ordering
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fragmentation
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routing
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All of the above
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None of these
C
Correct answer
Explanation
Routing is the process of moving data from one network to another by forwarding packets via gateways.
C
Correct answer
Explanation
TELNET is a network protocol that allows you to log on to and use a remote computer as if you were directly connected to it. HTTP is for web pages, WWW is the system of interconnected documents, and FTP is for file transfer, not remote system access.
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File Translate Protocol
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File Transit Protocol
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File Typing Protocol
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File Transfer Protocol
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None of these
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Screening router
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Stateful inspection firewall
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Application proxy gateway
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Message integrity check
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ProtectedData
A
Correct answer
Explanation
It uses either the packet address or specific transport protocol type to control access to packets.
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Secure socket layer
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Message integrity check
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Key-info
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Transport layer security
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Oid
D
Correct answer
Explanation
Record protocol of TLS uses HMAC for signing the message and also adds the protocol version to the next to be signed.
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Java socket
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Java applet
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Filter
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Instance pooling
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TCP
A
Correct answer
Explanation
It is bound to a port number so that the TCP layer can identify the application that data is destined to be sent.
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Class A
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Class B
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Class C
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Class D
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None of the above
B
Correct answer
Explanation
It has range between 128-191.
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Source address
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Destination address
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Version
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Type of service
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All of the above
E
Correct answer
Explanation
All are the fields defined in IPV4 protocol header.
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FTP (File Transfer Protocol)
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SMTP (Simple Mail Transfer Protocol)
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HTTP (Hyper Text Transfer Protocol)
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IP (Internet Protocol)
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None of the above
B
Correct answer
Explanation
It is used to send an email.
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Point-to-point protocol
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SLIP
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LCP
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IGMP
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ICMP
C
Correct answer
Explanation
It is used for establishing, configuring, and testing the data link connection.
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ISDN primary rate interface
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Interface
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Neighbour
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ISDN D-channel
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PPP
D
Correct answer
Explanation
It can also be used for sending PPP packets when suitably framed, bu t is limited in bandwidth and often restricts communication links to a local switch.
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IP Over X.25 Network
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Network
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Subnet
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Node
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Host
A
Correct answer
Explanation
This network is documented by RFC 1356, a draft standard with a status of elective.
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Transport layer
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Presentation layer
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Application layer
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Network layer
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Physical layer
D
Correct answer
Explanation
This layer is responsible for congestion control in networking as in congestion control, there is a lot of traffic during store and forwarding packet techniques in the networking medium.
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It provides services to the transport layer.
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It uses store and forward packet switching technique in the networking medium to delivery the information.
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Network layer is responsible in the implementation of connection oriented and connectionless services.
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All of the above.
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Only (1) and (2)
D
Correct answer
Explanation
Yes, all the three statements are the true about the network layer.
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Presentation layer
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Network layer
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Session layer
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Physical layer
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Data link layer
C
Correct answer
Explanation
Session layer is used to provide the services like authentication and authorization to the applications in the networking medium. This layer is used to open, close the session between the end user application processes.