Computer Basic Hardware Components MCQs - Computer Practice | PakExamPoint

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Computer Basic Hardware Components MCQs and revision practice

Study Computer Basic Hardware Components through multiple-choice questions in Computer. This subtopic contains 285 practice questions. Read the wording carefully, compare the options and attempt an answer before checking the solution in learning mode.

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Computer Basic Hardware Components: 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.

21. Rearranging data in a new sequence is known as?

ڈیٹا کو ایک نئی ترتیب میں دوبارہ ترتیب دینے کے نام کو کیا کہا جاتا ہے؟

Check answer and explanation

Answer: Sorting

Explanation The arranging of data in a logical sequence is called Sorting. **** Sorting is the process of rearranging a sequence of objects so as to put them in some logical order. Sorting plays a major role in commercial data processing and in modern scientific computing

22. External cache memory is located between which two components?

بیرونی کیشے کی میموری کس دو اجزاء کے درمیان واقع ہے؟

Check answer and explanation

Answer: Microprocessor and RAM

Explanation External cache memory (like L2 or L3 cache) is placed between the CPU (microprocessor) and RAM to speed up data access. It stores frequently used instructions/data to reduce the time the CPU waits for RAM.

23. A small or intelligent device is so called because it contains a ____ within it .

Check answer and explanation

Answer: Sensor

Explanation Sensor is a device which detects or measures a physical property and records, indicates, or otherwise responds to it.

24. Which of the following is an Output Device: Monitor, Printer, Headphones

مندرجہ ذیل میں سے کون سا آؤٹ پٹ ڈیوائس ہے: مانیٹر، پرنٹر، ہیڈ فون

Check answer and explanation

Answer: All of these

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. rk18323

25. Flowchart is a _________ representation of algorithm_?

فلو چارٹ الگورتھم کی کون نمائندگی ہے؟

Check answer and explanation

Answer: Both A & B

Explanation A flowchart visually represents an algorithm using diagrams and symbols . Diagrammatic representation helps i n understanding the flow of the process easily. Symbolic representation uses standard shapes like ovals, rectangles, diamonds fo r start/end, processes, and decisions.

26. ________ moves data between the computer and its external environment.

ڈیٹا کو کمپیوٹر اور اس کے بیرونی ماحول کے درمیان کون منتقل کرتا ہے۔

Check answer and explanation

Answer: Input/Output

Explanation Input and Output are used as a medium of communication between the external environment and the CPU.

27. Printer is an example of?

پرنٹر کس کی ایک مثال ہے؟

Check answer and explanation

Answer: Hard copy

Explanation Hard copy output devices are plotters and printers. *** Hard copies example includes: books , official letters , notes, newspapers, magazines ** Soft copies example includes: ebooks, pdf files, word documents, presentation files, scanned copy. ND23-2-2023

28. Which of the following is NOT a primary storage device?

مندرجہ ذیل میں سے کونسا بنیادی اسٹوریج ڈیوائس نہیں ہے؟

Check answer and explanation

Answer: Hard Disk

Explanation The hard disk is a secondary storage devic e, which is designed to store data permanently. Note: ROM and RAM are two main types of Primary Storage Device

29. Optical Character Readers are used for:

آپٹیکل کریکٹر ریڈرز کس کے لیے استعمال کیا جاتا ہے

Check answer and explanation

Answer: Input

Explanation OCR scans the text optically, character by character, converts them into a machine readable code, and stores the text on the system memory. OCR is an input device used to read a printed text. AGM 24-12-2022

30. In MS-Word, Thesaurus option is available in?

ایم ایس ورڈ میں تھیسورس کا آپشن کہاں ہے؟

Check answer and explanation

Answer: Review Tab

Explanation In MS Word, the Thesaurus tool is used for synonyms and antonyms. Shift + F7 is the shortcut key for the Thesaurus tool.

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