Information Technology (IT) MCQs - Computer Practice | PakExamPoint

Practise Information Technology (IT) MCQs in Computer. Attempt multiple-choice questions, check answers and revise related subtopics.

Information Technology (IT) MCQs and revision practice

Study Information Technology (IT) through multiple-choice questions in Computer. This subtopic contains 2241 practice questions. Read the wording carefully, compare the options and attempt an answer before checking the solution in learning mode.

Use these Information Technology (IT) MCQs to identify the facts, rules or methods you need to revise. Where an explanation is available, work through it and write down why your chosen option was correct or incorrect. Revisit difficult questions after reviewing your notes, then use exam mode for timed practice.

Continue your revision with related topics: 100 Most Repeated Computer MCQs MCQs, Computer Basic Hardware Components MCQs, Computer Short Questions MCQs, Computer Shortcut Keys MCQs, Important Abbreviations (Computer) MCQs, Internet and Social Media MCQs, Internet related Information MCQs, MS Access MCQs.

Return to all Computer topics to choose your next area of study. Read the MCQ study guide to plan your revision, or try a Computer practice quiz.

Information Technology (IT): questions and answer review

Try each question before opening its answer. Record the concept behind each mistake and revisit it during your next practice session.

81. Which is the fastest Memory of a Computer?

کمپیوٹر کی تیز ترین میموری کون سی ہے؟

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Answer: Cache Memory

Explanation A cache is the smallest and the fastest memory in the computer. Cache memory is also called CPU memory. It temporarily stores frequently used data for quick access by the processor . Last updated 15-feb-2026

82. LAN stands for ________?

ایل اے این کا مطلب کیا ہے؟

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Answer: Local Area Network

Explanation LAN stands for local area network It is a collection of devices connected together in one physical location For example" school laboratory university campus office building. LAN covers can be small or large from home network and enterprise network Additional Information WAN stands for wide area network. MAN stands for Metropolitan Area WANs and MANs connect many LANs together WANs and MANs cover a large geographical area ND27-8-2023

83. In a computer, data and instructions are stored using which type of digits?

کمپیوٹر میں ڈیٹا اور ہدایات کو کس قسم کے ہندسوں کا استعمال کرتے ہوئے محفوظ کیا جاتا ہے؟

Check answer and explanation

Answer: Binary digits

Explanation Computers store data and instructions using binary digits, also known as bits. Binary digits are represented as 0s and 1s They are the fundamental building blocks of all data and instructions in digital computing.

84. If all the Network components are connected to the same cable, then the certain topology is called ______?

اگر نیٹ ورک کے تمام اجزاء ایک ہی کیبل سے جڑے ہوئے ہیں ، تو پھر مخصوص ٹوپولوجی کو ______ کہا جاتا ہے؟

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Answer: Bus

Explanation In a Bus topology , all network components are connected to a single central cable (the bus). Data travels in both directions along the cable, and each device taps into it to receive data.

85. Conditional operator is an alternative of ______?

مشروط آپریٹر ______ کا متبادل ہے؟

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Answer: If-else

Explanation The conditional operator (? :) is a shorthand for the if-else statement . It evaluates a condition and returns one value if true, another if false.

86. Determine the output of the program: int x = 0; while (x < 5) { x += 2; } cout << x;

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Answer: 6

Explanation Initial value: x = 0 Loop runs while x < 5 Iterations: 1st: x = 0 + 2 = 2 2nd: x = 2 + 2 = 4 3rd: x = 4 + 2 = 6 Now x = 6, condition x < 5 becomes false, loop stops. Final value printed is 6.

87. کمپیوٹر میں لفظ ایم بی ــــــــــــــ کا مخفف ہے۔

Check answer and explanation

Answer: میگا بائٹ

Explanation KB stands for Kilobyte MB stands for Megabyte GB stands for Gigabyte TB stands for Terabyte

88. You want to add audio video file in an HTML document using the tag _____?

آپ ٹیگ _____ کا استعمال کرتے ہوئے کسی ایچ ٹی ایم ایل دستاویز میں آڈیو ویڈیو فائل شامل کرنا چاہتے ہیں؟

Check answer and explanation

Answer: <embed>

Explanation The tag is used in HTML to insert audio, video, or other multimedia files. It supports embedding external resources like media players, PDFs, or Flash.

89. What are the main components used in Unshielded Twisted Pair (UTP) and Shielded Twisted Pair (STP) cables?

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Answer: Twisted pairs of copper wires and shielding

Explanation Both Unshielded Twisted Pair (UTP) and Shielded Twisted Pair (STP) cables use twisted pairs of copper wires to transmit data. T he primary difference is that STP cables have additional shielding around the wires to protect against electromagnetic interference Whereas UTP cables do not have this extra shielding

90. ________ normal form removes transitive dependency.

Check answer and explanation

Answer: Third

Explanation To achieve the normalization standard of Third Normal Form (3NF), you must eliminate any transitive dependency

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