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Computer Hardware MCQs for Patwari

Practice 20 free computer hardware multiple choice questions for Patwari exam. Instant answers with explanations in Hindi and English.

Strengthen your Computer Hardware knowledge for Patwari with our free curated MCQ set. Every question follows real Rajasthan exam patterns. Switch between Hindi and English, and practice daily to build confidence before the exam.

Patwari — Computer Hardware

20 Questions • Instant results & explanations • Hindi & English

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Question 1 of 20

Which critical limitation of traditional Magnetic Storage (HDDs) is entirely eradicated by transitioning to Solid-State Drive (SSD) technology?

Question 2 of 20

According to the fundamental computing paradigm involving the Core Triad, what defines the precise function of 'Input Devices' in terms of data translation?

Question 3 of 20

Which of the following electronic components does a joystick primarily rely on at its base to gauge the degree of tilt?

Question 4 of 20

Match the Output Device medium (List-I) with its corresponding rendered element (List-II): List-I 1. Monitor 2. Page (Printer) 3. Speaker List-II A. Sound waves B. Pixels C. Ink

Question 5 of 20

A device where the 'input space coincides' with the visual interaction area is scientifically classified as a:

Question 6 of 20

Which of the following technologies translates images of printed text into machine-encoded text by comparing isolated shapes against an internal database of known fonts?

Question 7 of 20

Assertion (A): Microphones are highly susceptible to background noise interference. Reason (R): Microphones are acoustic-to-electric transducers that process any physical sound wave vibration striking their flexible diaphragm. Select the correct answer from the options given below:

Question 8 of 20

Assertion (A): Without Input Devices, a computer system becomes a completely isolated entity. Reason (R): Output Devices alone cannot supply the internal processing units with external machine language commands.

Question 9 of 20

How did older mechanical mice detect X and Y movement?

Question 10 of 20

Which of the following elements does NOT fall under the classification of 'Computer Hardware'?

Question 11 of 20

Match List-I (Internal Component) with List-II (Specific Function) correctly: List-I a. Contact Image Sensor (CIS) b. Temporary Buffer c. Internal Photodiode d. Digital Signal Processor (DSP) List-II 1. Detects sudden nanosecond bursts of screen brightness. 2. Stores the generated hardware scan code prior to OS translation. 3. Analyzes consecutive microscopic images to calculate physical movement. 4. Captures the intensity of reflected light from a physical document.

Question 12 of 20

A medical professional needs to navigate a software interface on an ultrasound machine in a highly cramped hospital room with no available desk space. Which input device is most appropriate?

Question 13 of 20

Consider the following statements: 1. A scanner digitizes printed photographs by converting analog light to digital bitmaps. 2. Word processing software can directly edit text found inside a newly scanned bitmap file. 3. The use of a scanner reduces physical document storage requirements. Which of the above is/are true?

Question 14 of 20

In the mechanical operation of a Daisy Wheel printer, how is the character physically transferred to the paper?

Question 15 of 20

What specifically happens to analog sound waves immediately after they enter a computer's microphone during the Input Phase?

Question 16 of 20

Match List-I (Device Component) with List-II (Associated Device) and select the correct answer using the codes given below: List-I a. CMOS sensor b. Charge-Coupled Device (CCD) array c. Keyboard controller chip d. Internal photodiode List-II 1. Scanner 2. Light Pen 3. Modern Optical Mouse 4. Keyboard

Question 17 of 20

Match List-I (Device Type) with List-II (Core Functionality) correctly: List-I a. Input Device b. Output Device c. Storage Device List-II 1. Translates processed binary data into visual displays. 2. Retains digital data permanently for future retrieval. 3. Converts environmental phenomena into electrical signals. Select the correct answer using the codes given below:

Question 18 of 20

Which sequence correctly represents the flow of information originating from a keyboard?

Question 19 of 20

Which of the following elements is strictly required for a light pen to function correctly but is NOT required for an optical mouse?

Question 20 of 20

Under what specific condition does 'Short-Circuiting' severely occur in a household electrical circuit?

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