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.

2071. Which of the following best describes polymorphism in OOP?

مندرجہ ذیل میں سے کون سی او او پی میں پولیمورفزم کی بہترین وضاحت کرتا ہے؟

Check answer and explanation

Answer: The ability of an object to take on many forms

Explanation Polymorphism allows objects to be treated as instances of their parent class. This enabling them to take on different forms (e.g., method overriding or overloading). It promotes flexibility and reusability in object-oriented programming.

2072. Select the Odd one from the following: Assembler, Operating system, Interpreter, Compiler

Check answer and explanation

Answer: Operating system

Explanation Assembler, Interpreter, and Compiler are all language processors used to convert code written in programming languages into machine code. Operating system is not a language processor; it's system software that manages hardware and software resources.

2073. What is the primary purpose of a "Proxy Server" in a network?

نیٹ ورک میں "پراکسی سرور" کا بنیادی مقصد کیا ہے؟

Check answer and explanation

Answer: To route TCP/IP requests from clients to servers

Explanation A Proxy Server primarily routes TCP/IP requests between clients and servers, enhancing security, privacy, and network performance.

2074. A combination of 16 bits is called _____?

سولہ بٹس کے مجموعہ کو _____ کہا جاتا ہے؟

Check answer and explanation

Answer: Word or Two Bytes

Explanation A combination of 16 bits is called a " word ". It is a standard unit of data used in computing to represent information. Bit : a single binary digit (0 or 1) Nibble : 4 bits Byte : 8 bits Word : 16 bits Double Word : 32 bits

2075. A character that is raised and smaller above the baseline is known as ____?

ایک کردار جو بیس لائن کے اوپر اوپر اور چھوٹا ہو اسے ____ کہا جاتا ہے؟

Check answer and explanation

Answer: Superscript

Explanation A Superscript is a character that is set slightly above the normal line. A superscript is a number, figure, symbol, or indicator that is smaller than the normal line of type and is set slightly above it. ND11-2-2023 ND4-4-20234 AGM 02.05.2023

2076. Normally boot sector virus is typically attached with _____?

عام طور پر بوٹ سیکٹر وائرس عام طور پر _____ کے ساتھ منسلک ہوتا ہے؟

Check answer and explanation

Answer: .exe files

Explanation Boot sector viruses often spread through .exe files , which are executable and can run malicious code when opened. These files can infect the boot sector when the system starts , making them a common carrier for such viruses.

2077. Which locking strategy is most effective at minimizing the occurrence of deadlocks?

ڈیڈ لاکس کی موجودگی کو کم سے کم کرنے میں کون سی لاکنگ حکمت عملی سب سے زیادہ موثر ہے؟

Check answer and explanation

Answer: Optimistic

Explanation Optimistic locking assumes conflicts are rare and avoids holding locks during transactions . By reducing lock holding time, it minimizes the chances of deadlocks .

2078. Monitor is a/an:

مانیٹر ایک ۔۔۔ ہے

Check answer and explanation

Answer: output device

Explanation An output device is any device used to send data from a computer to another device or user. Printer , monitor, projector etc. are examples of Output Device. Keyboard, scanner & Mouse are input devices.

2079. What is the term used to denote the repetition of the data in a DBMS?

ڈی بی ایم ایس میں ڈیٹا کی تکرار کی نشاندہی کرنے کے لئے کیا اصطلاح استعمال کی گئی ہے؟

Check answer and explanation

Answer: Redundancy

Explanation In DBMS , repetition of data is called redundancy . Redundancy leads to wastage of space and potential data inconsistency.

2080. FIFO in inventory management stands for ______?

انوینٹری مینجمنٹ میں ایف آئی ایف او کا مطلب کیا ہے؟

Check answer and explanation

Answer: First in first out

Explanation FIFO (First In, First Out) means that the oldest inventory items are sold or used first . It is commonly used in inventory management to prevent obsolescence and spoilage, especially in perishable goods.

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