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: All of them
Explanation An equivalence relation must be reflexive, symmetric, and transitive. These three properties together define equivalence among elements in a set .
وہ اسٹوریج ڈیوائس جو معلومات پڑھنے اور لکھنے کے لیے لیزر یا روشنی کا استعمال کرتی ہے، اسے کیا کہتے ہیں؟
Answer: Optical storage
Explanation Optical storage devices use lasers and light to read and write information. Common examples include CDs, DVDs, and Blu-ray discs. Optical storage is widely used for music, movies, software, and backup data . Additional information : Optical storage is non-volatile, meaning data is retained without power. It is slower than hard drives (HDDs) and solid-state drives (SSDs) but is durable and portable . Last verified on 17-01-2026
ای بی سی ڈی آئی سی کتنے مختلف حروف تک کوڈ کر سکتا ہے؟
Answer: 256
Explanation EBCDIC is an 8-bit code, allowing 256 character representations ( 28 = 256 ). It accommodates digits, alphabets, special symbols , and uses a parity bit . ASCII , being a 7-bit code, can represent a maximum of 128 characters ( 27 = 128 ).
نیٹ ورک ڈیوائس تک محفوظ ریموٹ رسائی کے لئے عام طور پر کون سا پروٹوکول استعمال ہوتا ہے؟
Answer: SSH
Explanation SSH (Secure Shell) provides encrypted remote access to network devices. Unlike Telnet , it ensures confidentiality and integrity of transmitted data.
یو ایس بی ______ کے لئے استعمال ہوتا ہے؟
Answer: Memory storage
Explanation A USB ( Universal Serial Bus ) device stores digital data like documents, photos, and videos. It allows easy transfer of data between computers and other devices .
سی زبان میں ، کمپاؤنڈ آپریٹر میں _____ آپریٹر اور اسائنمنٹ آپریٹر ہوتا ہے۔
Answer: Arithmetic
Explanation In C language, a compound operator combines an arithmetic operator with an assignment operator, e.g., +=, -=, *=, /= . These are used to simplify expressions, like x += 5 means x = x + 5.
تصویر کے ناپسندیدہ حصے کو ہٹانے کے عمل کو کیا کہتے ہیں؟
Answer: Cropping
Explanation The process of removing unwanted parts of an image is called cropping . They involve trimming the outer edges or specific areas to improve focus, composition, or change the aspect ratio by eliminating distractions or extra space. While cropping cuts away parts, other methods, such as masking or cloning (inpainting), remove specific objects without altering the frame.
اینڈرائیڈ میں ڈیٹا بیس کا استعمال -------؟
Answer: SQLite
Explanation SQLite Is the built-in database of Android. SQLite Database is an open-source database provided in Android which is used to store data inside the user's device in the form of a Text file. ******* ND3-12-2022
بیس 5 نمبر سسٹم میں استعمال ہونے والے نمبر ہندسے ______ ہیں؟
Answer: 5
Explanation A base-5 number system uses digits from 0 to 4 , meaning there are 5 different digits in total. Any number system in base-N uses N unique digits , so base 5 has 5 digits (0, 1, 2, 3, 4) .
کمپیوٹر کی بنیادی زبان ____ پر مشتمل ہے؟
Answer: Both A and B
Explanation The basic language of a computer consists of opcode and operand . The opcode specifies the operation to be performed, while the operand indicates the data or address involved in the operation.
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