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Prepare for the Computer Networks Class 12 Computer Science Board Paper MCQ. This collection covers key concepts from Computer Networks and provides students with useful practice in a board-exam-oriented format. Solving these multiple-choice questions can help students revise important topics, improve accuracy, and understand commonly tested concepts.
Regular practice of Computer Networks Class 12 MCQs can help students identify areas that need more revision and build confidence for the board examination.
Computer Networks Class 12 Computer Science Board Paper MCQ
Q. With respect to computer networks, which of the following is the correct expanded form of RJ 45?
(A) Radio Jockey 45
(B) Registered Jockey 45
(C) Radio Jack 45
(D) Registered Jack 45
Answer: (D) Registered Jack 45
Q. Which of the following networking medium is uni-directional and most appropriate to be used for long distance wireless communication?
(A) Radio waves
(B) Infrared
(C) Bluetooth
(D) Microwaves
Answer: (D) Microwaves
Q. Which of the following is the correct protocol used for accessing a Web page?
(A) HTTP
(B) FTP
(C) VoIP
(D) SMTP
Answer: (A) HTTP
Q. Which of the following options is true about XML?
(A) It stands for Expert Manipulating Language.
(B) It is a programming language.
(C) It is a dynamic language used to store and transport data through web pages.
(D) It is same as HTML
Answer: (C) It is a dynamic language used to store and transport data through web pages.
Q. Which network device serves as the entry and exit point of a network, as all data coming in or going out of a network must first pass through it in order to use routing paths?
(A) Modem
(B) Gateway
(C) Switch
(D) Repeater
Answer: (B) Gateway
Q. Expand the term XML.
Answer: Extensible Markup Language
Q. Which of the following devices is essential to set up a wired LAN?
(A) Modem
(B) NIC
(C) Repeater
(D) Firewall
Answer: (B) NIC
Q. Which network device serves as the entry and exit point of a network, as all data coming in or going out of a network must first pass through it?
(A) Modem
(B) Gateway
(C) Switch
(D) Repeater
Answer: (B) Gateway
Q. Which of the following IP addresses is valid?
(A) 122.94.96.212
(B) 212.254.258.210
(C) 210.10.12.156.209
(D) 122.294.56.68
Answer: (A) 122.94.96.212
Q. Ethernet card is also known as:
(A) LIC
(B) MIC
(C) NIC
(D) OIC
Answer: (C) NIC
Q. ‘L’ in HTML stands for:
(A) Large
(B) Language
(C) Long
(D) Laser
Answer: (B) Language
Q. Fill in the blank :The full form of WWW is __________.
Answer: World Wide Web
Q. Fill in the blank : In _________ switching, before a communication starts, a dedicated path is identified between the sender and the receiver.
(a) Packet
(b) Graph
(c) Circuit
(d) Plot
Answer: (c) Circuit
Q. __________ files are stored in a computer in a sequence of bytes.
(A) Text
(B) Binary
(C) CSV
(D) Notepad
Answer: (B) Binary
Q. Which of the following networking devices is used to regenerate and transmit the weakened signal ahead?
(A) Hub
(B) Ethernet Card
(C) Repeater
(D) Modem
Answer: (C) Repeater
Q. Which of the following options is the correct protocol used for phone calls over the internet?
(A) PPP
(B) FTP
(C) HTTP
(D) VoIP
Answer: (D) VoIP
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