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.

541. An image formed with a lens that can be projected onto a screen is called a

ایک لینس کے ساتھ بننے والی ایک تصویر جسے اسکرین پر پیش کیا جا سکتا ہے اسے کیا کہا جاتا ہے۔

Check answer and explanation

Answer: Real Image

Explanation The image in which light rays from one point on the object actually cross at the location of the image and can be projected onto a screen, a piece of film, or the retina of an eye is called a real image

542. Fiber optics is _____?

فائبر آپٹکس _____ ہے؟

Check answer and explanation

Answer: Cabling

Explanation Fiber optic technology uses cables made of thin strands of glass or plastic fibers to transmit data as light signals. It providing high-speed and high-capacity communication.

543. What is the function of a firewall in a network?

نیٹ ورک میں فائر وال کا کام کیا ہے؟

Check answer and explanation

Answer: To filter and block unauthorized access

Explanation A firewall monitors and controls incoming and outgoing network traffic based on security rules. It helps prevent unauthorized access to or from a private network.

544. Which of the following is NOT a type of NoSQL database?

Check answer and explanation

Answer: Relational

Explanation Relational databases use structured tables and SQL. This making them distinct from NoSQL databases. NoSQL types include Key-Value, Document, Column, and Graph databases.

545. RAM is described as the memory which:

موجودہ جرمن چانسلر کون ہے؟

Check answer and explanation

Answer: Is retained even after the computer is shut down

Explanation RAM, or Random Access Memory , is a type of computer memory that is used to store data or programs that the CPU is currently using. It's a temporary storage space that is cleared when the computer is turned off.

546. What technology do current computers work on?

موجودہ کمپیوٹر کس ٹیکنالوجی پر کام کرتے ہیں؟

Check answer and explanation

Answer: Hybrid technology

Explanation Modern computers often work on hybrid technology. This term refers to combining different technologies to improve f unctionality, efficiency, and versatility.

547. Which of following item is not usually in Local Area Network (LAN)?

مندرجہ ذیل میں سے کون سا آئٹم عام طور پر مقامی ایریا نیٹ ورک میں نہیں ہوتا ہے؟

Check answer and explanation

Answer: Modem

Explanation A local area network is a group of computers and associated devices that share a common communications line or wireless link to a server. Modem is a combined device for modulation and demodulation . For example, between the digital data of a computer and the analogue signal of a phone line .

548. Keyboard is used as ______?

کی بورڈ کو ______ کے طور پر استعمال کیا جاتا ہے؟

Check answer and explanation

Answer: Input device

Explanation 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

549. An error is also known as:

ایک غلطی کو بھی ۔۔۔۔ کہا جاتا ہے

Check answer and explanation

Answer: Bug

Explanation Software bug : an error , flaw or fault in computer software that causes it to produce an incorrect or unexpected result. ********* FIA VU CONSTABLE PAST PAPER 2021

550. To copy a picture of the screen to the clipboard use?

اسکرین کی تصویر کو کلپ بورڈ پر کاپی کرنے کے لیے کیا استعمال کرسکتےھیں۔

Check answer and explanation

Answer: Print screen key

Explanation Pressin g PRINT SCREEN captures an image of your entire screen and copies it to the Clipboard in your computer's memory . You can then paste ( CTRL+V) the image into a document, email message, or another file. **

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