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.

211. A fault in a computer program which prevents it from working correctly is known as?

کمپیوٹر پروگرام میں خرابی جو اسے صحیح طریقے سے کام کرنے سے روکتی ہے اسے کہا جاتا ہے۔

Check answer and explanation

Answer: Bug

Explanation A fault in a computer program that prevents it from working correctly is known as a bug. This term refers to an error, flaw, or defect in the program's source code That causes it to produce incorrect or unexpected results or behave in unintended ways.

212. In which network topology, one long cable acts as a backbone to link all the devices in a network?

کس نیٹ ورک ٹوپولوجی میں، ایک لمبی کیبل نیٹ ورک میں موجود تمام آلات کو جوڑنے کے لیے ریڑھ کی ہڈی کا کام کرتی ہے؟

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Answer: Bus Topology

Explanation In Bus Topology , a single central cable (the bus) connects all devices in the network. Data sent by one device is received by all other devices , but only the intended recipient processes it. It is simple and cost-effective for small networks. Last verified on 24-03-2026

213. Who is known as the "The Architecture of Computer"?

\"کمپیوٹر کے فن تعمیر\" کے نام سے کون جانا جاتا ہے؟

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Answer: John von Neumann

Explanation John von Neumann was a Hungarian-American computer scientist . Note: Father of Computer is called Charles Babbage

214. The number system used by digital computers to process quantitative information is?

ڈیجیٹل کمپیوٹر مقداری معلومات کو پروسیس کرنے کے لیے کون سا نمبر سسٹم استعمال کرتے ہیں؟

Check answer and explanation

Answer: Binary

Explanation Digital computers use the binary number system to process data. It consists of only two digits: 0 and 1. These represent OFF (0) and ON (1) states in electronics. All data (text, images, numbers) is stored in binary form. It is the foundation of modern computing systems. Last verified on 11-04-2026

215. The transfer of data from one place to another is called?

ڈیٹا کی ایک جگہ سے دوسری جگہ منتقلی کو کیا کہتے ہیں؟

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Answer: Data communication

Explanation The transfer of data from one place to another is called data communication . It involves sending data through a communication medium like cables or wireless signals.

216. Which of the following is an example of optical storage device? SSD, DVD Drive, Hard drive, None of these

آپٹیکل اسٹوریج ڈیوائس کی مثال درج ذیل میں سے کون ہے؟

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Answer: DVD Drive

Explanation Optical media such as compact discs (CDs) and digital versatile discs (DVDs) . **** There are two types of storage devices used with computers: A primary storage device, such as RAM , and A s econdary storage device, such as a hard drive . **** The most common type of storage devices are___? Magnetic storage devices and Flash memory *** Storage devices holder ______-. data and instructions ****** Which device has the largest storage capacity? Hard Disk ****

217. Which is included in a desktop computer?

جو ڈیسک ٹاپ کمپیوٹر میں شامل ہے؟

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Answer: All of these

Explanation A desktop computer includes a hard disk for storage , a CPU (Central Processing Unit) for processing data , and a motherboard that connects all the components together. All of these components are essential for the basic functioning of a desktop computer.

218. Which of the following device uses the parallel transmission?

مندرجہ ذیل میں سے کون سا آلہ متوازی ٹرانسمیشن کا استعمال کرتا ہے؟

Check answer and explanation

Answer: Printer

Explanation Printers , especially older models like parallel port (LPT) printers , use parallel transmission to send multiple bits at a time. Keyboard, mouse, and light pen use serial transmission , sending data one bit at a time.

219. What operator tests the column for the absence of data?

ڈیٹا کی عدم موجودگی کے لیے کون سا آپریٹر کالم کی جانچ کرتا ہے؟

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Answer: IS NULL operator

Explanation The operator that tests column for the absence of data is an is NULL operator. The NULL operator is used in the database for representing that a particular field is empty. SELECT ‘column_name’ FROM ‘table_name’ WHERE ‘column_name’ IS NULL

220. Which of the following languages is used for webpage development?

ویب پیج ڈیولپمنٹ کے لیے درج ذیل میں سے کون سی زبان استعمال ہوتی ہے؟

Check answer and explanation

Answer: HTML

Explanation HTML (Hypertext Markup Language) is the standard markup language used for creating web pages . It is the backbone of webpage development . It providing the structure and content that appears on the web.

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