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.

291. There are usually ____________ keys on the keyboard.

کی بورڈ پر عام طور پر کتنی کیز ہوتی ہیں۔

Check answer and explanation

Answer: 101

Explanation The standard computer keyboards typically contain 101 keys for inputting character sets including alphabets, numbers, symbols, or functions

292. The common name for modulator-demodulator is:

Check answer and explanation

Answer: Modem

Explanation The modem is a device that transforms computer-generated digital signals into analogue signals to enable their travelling through phone lines. The ' modulator-demodulator ' or modem may work as a dial-up for LAN or connect to an ISP.

293. The number system used by computers to store data and perform calculations is ______?

اعداد و شمار کو ذخیرہ کرنے اور حساب کتاب کرنے کے لئے کمپیوٹرز کے ذریعہ استعمال ہونے والا نمبر سسٹم ______ ہے؟

Check answer and explanation

Answer: Binary

Explanation Computers use the binary number system ( 0 and 1 ) to store data and perform calculations. This system aligns with the digital circuitry , which recognizes only two states: ON (1) and OFF (0).

294. Software used free for some days

کچھ دنوں کے لیے مفت استعمال کیے جانے والے سافٹ ویئر کیا کہلاتے ہیں؟

Check answer and explanation

Answer: freware

Explanation Software used free for some days is freeware Freeware is a type of proprietary software that is released without charge to the public Other names for freeware are " free software" and "open-source software"

295. A person who researches problems, plans solutions, recommends software and systems and coordinates development to meet requirements is _____?

ایک شخص جو مسائل کی تحقیق کرتا ہے ، حل کرتا ہے ، حل کرتا ہے ، سافٹ ویئر اور سسٹم کی سفارش کرتا ہے اور تقاضوں کو پورا کرنے کے لئے ترقی کو مربوط کرتا ہے؟

Check answer and explanation

Answer: A system analyst

Explanation A system analyst studies and analyzes business problems and designs efficient information systems to solve them. They act as a bridge between users and developers , planning solutions and coordinating software/system development.

296. Which are special non-printed character used to control printing on the output device?

آؤٹ پٹ ڈیوائس پر پرنٹنگ کو کنٹرول کرنے کے لئے استعمال ہونے والے خصوصی غیر پرنٹ شدہ کردار کون سے ہیں؟

Check answer and explanation

Answer: Escape sequences

Explanation Escape sequences are special non-printed characters that control formatting or actions on output devices (like new lines, tabs ). They start with a backslash (e.g., n for newline, t for tab ).

297. Which of the following summation operations is performed on the bits to check an error-detecting code?

Check answer and explanation

Answer: Checksum

Explanation Checksum : calculated value that is used to test data for the presence of errors

298. What is the output of the following C++ code? int a = 1, b = 0; cout << (a || a && b);

Check answer and explanation

Answer: 1

Explanation && is evaluated before || due to operator precedence. a && b gives 0 because one operand is false. Then a || 0 is evaluated. 1 || 0 gives 1. So the pr ogram prints 1.

299. Which of the following is an example of a computer peripheral device? Hard disk drive, RAM, Printer, None of these

مندرجہ ذیل میں سے کون سا کمپیوٹر پردیی آلہ کی مثال ہے؟

Check answer and explanation

Answer: Printer

Explanation A printer is a peripheral device used to produce a hard copy of digital documents. Peripheral devices are external hardware that connect to a computer to expand its functionality.

300. A computer performs verity of tasks without any human involvement is called:

Check answer and explanation

Answer: Automation

Explanation Automation is a term for technology applications where human input is minimized

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