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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Naming
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Burp passive scanning
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Host field
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Port field
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PORT
D
Correct answer
Explanation
This field of burp intruder target tab is used to specify the port number of the HTTP/S service.
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POST
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GET
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next()
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service()
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Transaction
A
Correct answer
Explanation
This method sends an unlimited amount of information over a socket connect as per HTTP request.
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Encryption
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WSP
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FTP
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HTTP
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Wireless telephony application
B
Correct answer
Explanation
This protocol provides the application layer of WAP with an interface for two session services.
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Synchronization channel
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Idle mode
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Dedicated mode
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Data channel
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Shared mode
C
Correct answer
Explanation
In this channel mode, TCH is used during call establishments and uses SACCH to perform location updating.
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Hyper text transfer protocol
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Secure electronic transaction
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Wireless transport layer security
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Wireless telephony application
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Encryption
C
Correct answer
Explanation
It is a security protocol based upon the industry standard transport layer security protocol.
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networking protocol
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4th generation computer language
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database model
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computing environment
A
Correct answer
Explanation
TCP/IP (Transmission Control Protocol/Internet Protocol) is the fundamental suite of communication protocols used to interconnect network devices on the internet.
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Message authentication code
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Secure socket layer
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Proc-Type
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Stateful inspection firewall
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Packet filtering gateway
E
Correct answer
Explanation
This security technique uses specific transport protocol type to control access to packets.
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Statful inspection firewall
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The certificate scheme
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SSL
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S/MIME
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DEK-Info
D
Correct answer
Explanation
This internet standard uses hierarchically validated certificate, usually represented in X.509 format for key exchange.
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To provide security against unauthorized users
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To process client requests for web pages
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To process client requests for database access
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To provide TCP/IP
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None of these
B
Correct answer
Explanation
A proxy server acts as an intermediary for requests from clients seeking resources from other servers. It processes these requests, often caching web pages to improve performance or filtering content.
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To provide security against unauthorized users
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To process client requests for web pages
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To process client requests for database access
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To provide TCP/IP
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None of these
B
Correct answer
Explanation
A proxy server acts as an intermediary for requests from clients seeking resources from other servers, often used to cache web pages or filter requests.
C
Correct answer
Explanation
In packet-switched networks, each packet contains a header that includes control information, such as the destination address, which tells the network where to send the packet.
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Access to server
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Downloading messages
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Delivery to server
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None of the above
C
Correct answer
Explanation
SMTP (Simple Mail Transfer Protocol) is primarily used for sending or pushing email messages from a client to a server or between servers.
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Access to server
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Delivery to server
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Downloading messages
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None of the above
A
Correct answer
Explanation
IMAP (Internet Message Access Protocol) allows users to access and manage email messages directly on the mail server, rather than just downloading them.
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Access server
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Delivery to server
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Download messages
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None of the above
C
Correct answer
Explanation
POP3 (Post Office Protocol version 3) is designed to download email messages from a server to a local client.
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Data link layer
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Physical layer
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Network layer
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Transport layer
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Session layer
B
Correct answer
Explanation
This option is correct because physical layer is responsible for both mechanical and electronic details of the physical transmission of a bit stream.