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.

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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.

1931. The keyboard format most commonly used is called:

سب سے زیادہ استعمال ہونے والے کی بورڈ فارمیٹ کو کیا کہا جاتا ہے

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Answer: QWERTY

Explanation QWERTY refers to the first six letters on the upper row of the keyboard. Keyboard is an input device. Keyboard is similar to electric typewriter. Keyboard uses serial port to connect with computer. Keys on keyboard are of mainly three types: Alphanumeric keys: letters and numbers Punctuation keys: comma, period, semicolon, etc. Special keys: function keys, arrow keys, caps lock key, etc. Keyboard inventor: Christopher Latham Smallest key on keyboard: Space key agm.5.3.23

1932. A ________allows us to access our e-mail from anywhere:

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Answer: Webmail interface

Explanation E-mail stands for: Electronic Mail Father of E-mail: Ray Tomlinson First E-mail sent: 1971 @ is used to divide an email into: two parts SMTP helps to send: E-mails SMTP stands for: Simple Mail Transfer Protocol Received email is saved: inbox Sent email is saved in: sent box Maximum attachment size in Yahoo Email: 25 MB G-mail stands: Google Mail Email spam also called: junk email To close email account click: sign out To create new E-mail: Sign Up Email hacking means: Illegal access to open email accounts of others Junk email is also called: Spam At sign ( @ ): always a part of email address Sending an E-mail is similar to: writing a letter A allows us to access our e-mail from anywhere: Webmail interface Bookmark : is associated with Internet E-mail

1933. Which is a high speed point-to-point channel for attaching a graphics card to a computer's motherboard, primary to assist in the acceleration of 3D computer graphics?

کمپیوٹر کے مدر بورڈ سے گرافکس کارڈ کو منسلک کرنے کے لیے کون سا ہائی سپیڈ پوائنٹ ٹو پوائنٹ چینل ہے، جو 3 ڈی کمپیوٹر گرافکس کو تیز کرنے میں معاون ہے؟

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Answer: AGP (Accelerator Graphics Port)

Explanation AGP (Accelerator Graphics Port) is a high-speed interface designed specifically for graphics cards to enhance the performance of 3D graphics rendering. It allows for faster data transfer between the graphics card and the motherboard compared to earlier technologies like PCI.

1934. When someone tells you that your computer does not have enough memory, which of the following is being referred to?

جب کوئی کہے کہ آپ کے کمپیوٹر میں کافی میموری نہیں ہے، تو کس چیز کا حوالہ دیا جا رہا ہے؟

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Answer: RAM

Explanation RAM (Random Access Memory) is the main memory of a computer where data and programs in use are temporarily stored . If a computer does not have enough RAM , it cannot run multiple programs efficiently. RAM is volatile memory , meaning it loses data when the computer is turned off . Last verified on 09-02-2026

1935. A high quality CAD system uses the ______ for printing drawing and graphics.

ایک اعلیٰ معیار کا کیڈ سسٹم ______ کو پرنٹنگ ڈرائنگ اور گرافکس کے لیے استعمال کرتا ہے۔

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Answer: Digital plotter

Explanation High-quality CAD (Computer-Aided Design) systems require precise printing of drawings and graphics. A Digital Plotter is used to print large-scale, accurate, and high-resolution CAD drawings. Digital plotters produce line drawings, blueprints, and architectural plans with exact dimensions. Last verified on 17-01-2026

1936. Macintosh series of PC was developed by following company?

پی سی کی میکنٹوش سیریز کس نے تیار کی

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Answer: Apple

Explanation Apple has developed a series of Macintosh operating systems. Release date: J anuary 24, 1984; 41 years ago Lifespan: 1984–present Operating system macOS "Classic" Mac OS (formerly) Related Apple II Apple Lisa iPad

1937. Which of the following is a type of software used to protect a computer system from viruses and other malicious software? Antivirus, Firewall, Data backup software,None of these

کمپیوٹر سسٹم کو وائرس اور دیگر بدنیتی پر مبنی سافٹ ویئر سے بچانے کے لئے مندرجہ ذیل میں سے کون سا سافٹ ویئر استعمال کیا جاتا ہے؟

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Answer: Antivirus

Explanation Antivirus software is designed to detect, prevent, and remove viruses and other malicious programs. It helps protect the computer system from malware, ransomware, and spyware attacks.

1938. What is the space complexity of the HeapSort algorithm?

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Answer: O(1)

Explanation Heap Sort is an in-place sorting algorithm, meaning it does not require extra arrays. All operations are performed within the original array. Therefore, its space complexity is constant, O(1) . Last verified on 24-03-2026

1939. Who was the founder of C programming language?

سی پروگرامنگ لینگویج کا بانی کون تھا؟

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Answer: Dennis Ritchie

Explanation In 1972 by Dennis Ritchie invented the high-level language “C”? in the Bell Laboratories of the AT & T (American Telephone & Telegraph) ,located in U.S.A. Dennis Ritchie is known as the founder of c language. *** Co developer of Unix C is a general-purpose computer programming language . It was created in the 1970s . By design, C's features cleanly reflect the capabilities of the targeted CPUs. Designed by: Dennis Ritchie First appeared: 1972 *****

1940. Which is used when a single block of statements is to be executed if the condition is true?

اگر حالت سچ ہے تو بیانات کے ایک ہی بلاک کو عملی جامہ پہنانے کے لئے کون سا استعمال کیا جاتا ہے؟

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Answer: If statement

Explanation An if statement executes a single block of code only if the given condition is true. It is a conditional control structure.

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