Practise Information Technology (IT) MCQs in Computer. Attempt multiple-choice questions, check answers and revise related subtopics.
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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Answer: Interrupt
Explanation An "interrupt" is a signal sent by a device to the processor, indicating that it needs immediate attention. This allows the operating system to manage the device's request efficiently .
امیدوار کی کلید جو بنیادی کلید کے طور پر منتخب نہیں کی جاتی ہے اسے _____ کے نام سے جانا جاتا ہے؟
Answer: Alternate key
Explanation An Alternate key is any candidate key not chosen as the primary key. It can still uniquely identify records, but isn't used as the main identifier.
Answer: 7-bit
Explanation Good voice reproduction via PCM can be achieved with 128 quantization levels, or 7-bit coding ( 27 = 128 ). A voice signal, conservatively, occupies a bandwidth of 4 kHz.
Answer: ASCII
Explanation ASCII stand for American Standard Code for Information Interchange.
ایکسل شیٹ میں فعال سیل کو ______ سے ظاہر کیا جاتا ہے؟
Answer: A dark wide border
Explanation In an Excel worksheet, the active cell is indicated by a dark, wide border . The active cell is the cell that is currently selected and receives user interaction. It is the cell that you type into when you begin working on a spreadsheet. You can select any cell as the active cell by clicking on it.
ایک مرتب کیا ہے؟
Answer: A compiler is a special program that processes statements written in a particular programming language and turns them into machine language
Explanation A compiler is a software tool Translates entire source code from a high-level programming language (like C++ or Java) Into a lower-level language (such as machine code or bytecode) that a computer's hardware or virtual machine can understand and execut
ایک سیلز مین عام طور پر موٹرسائیکل پر سفر کرتا ہے اسے کمپیوٹر استعمال کرنے یا ساتھ لے جانے کی ضرورت ہوتی ہے تاکہ وہ سیلز آرڈر ریکارڈ کر سکے جو وہ دکانوں سے لیتا ہے۔ مندرجہ ذیل میں سے کون سا کمپیوٹر اس مقصد کے لیے موزوں ہے؟
Answer: Tablet
Explanation A salesman traveling by motorcycle needs a portable and easy-to-carry computer to record sales orders. A tablet is lightweight, compact, and allows data entry, making it ideal for mobile work . Tablets can run apps, store data, and sometimes connect to the internet for instant updates . Last verified on 11-03-2026
Answer: Multipurpose Internet Mail Extensions
Explanation Multipurpose Internet Mail Extensions (MIME) is an Internet standard that extends the format of email messages to support text in character sets other than ASCII, as well as attachments of audio, video, images, and application programs.
ڈیٹا فالتو پن سے کیا مراد ہے؟
Answer: Storing the same data in multiple places within a system
Explanation Data redundancy occurs when the same piece of data is stored in more than one location . It often happens in databases or storage systems . Redundant data can waste storage space and increase the risk of inconsistencies . It is not about speeding up retrieval or encryption .
پروگرام لکھنے کے لیے کسی زبان کے قواعد کا مجموعہ کیا کہلاتا ہے۔
Answer: syntax
Explanation A set of rules of a language for writing a program is called syntax
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