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.

1031. __________software are specific to users need.

سافٹ ویئر صارفین کی ضرورت کے لیے ۔۔۔۔۔۔ مخصوص ہیں۔

Check answer and explanation

Answer: Application

Explanation An application program is a computer program designed to carry out a specific task other than one relating to the operation of the computer itself, typically to be used by end-users. Word processors, media players, and accounting software are examples. The collective noun refers to all applications collectively.

1032. Windows 2007 is an ___

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Answer: Operating system

Explanation An operating system is system software that manages computer hardware, software resources, and provides common services for computer programs.

1033. A software that can harm your computer is called?

ایسا سافٹ ویئر جو آپ کے کمپیوٹر کو نقصان پہنچا سکتا ہے وہ کیا کہلاتا ہے؟

Check answer and explanation

Answer: Virus

Explanation A virus is malicious software designed to damage or disrupt computer systems by corrupting files, stealing data, or slowing down performance. It often spreads through infected files, email attachments, or downloads from untrusted sources.

1034. A Loop wit in the loop is called?

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Answer: Nested Loop

Explanation A nested loop has one loop inside of another. These are typically used for working with two dimensions such as printing stars in rows and columns as shown below. When a loop is nested inside another loop , the inner loop runs many times inside the outer loop.

1035. Which of the following memories needs refresh?

مندرجہ ذیل میں سے کون سی یادیں تازہ کرنے کی ضرورت ہے۔

Check answer and explanation

Answer: DRAM

Explanation DRAM memories need a refresh . Dynamic Random Access Memory (DRAM). DRAM must be refreshed many times per second to store information, otherwise, it will lose what it is holding . DRAM is the most common type of memory in use today. ND18-4-2023

1036. RAD Model has_______?

ریڈ ماڈل میں________ ہے؟

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Answer: 5 phases

Explanation RAD Model consists of five phases namely: Business modeling Data modeling Process modeling Application generation Testing and Turnover

1037. Which data type offers the highest precision?

کون سا ڈیٹا ٹائپ اعلی صحت سے متعلق پیش کرتا ہے؟

Check answer and explanation

Answer: Long double

Explanation long double provides higher precision than double and float for storing real numbers. It allows more digits after the decimal point , making it suitable for high-accuracy calculations.

1038. DVD is a device

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Answer: Storage device

Explanation A DVD is a type of optical media used for storing digital data. It is the same size as a CD, but has a larger storage capacity.

1039. _________ is a high-speed, low power microwave wireless link technology, designed to connect phones, laptops, PDAs.

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Answer: Bluetooth

Explanation Bluetooth is a high-speed, low-power microwave wireless link technology, designed to connect phones, laptops, PDAs and other portable equipment together with little or no work by the user .

1040. Which of the following is the Best Case Time Complexity Quicksort algorithm?

Check answer and explanation

Answer: O(n log n)

Explanation Best case occurs when the pivot divides the array into two equal halves each time. This leads to a balanced recursion tree . Hence, Quick Sort runs in O(n log n) time in the best case . Additional information : Average case → O(n log n) Worst case → O(n²) Example size: n = 8 → log₂(8) = 3 levels Total comparisons ≈ n log n Last verified on 24-03-2026

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