Input, Output , Storage Devices MCQs for CET Graduate
Practice 20 free input, output , storage devices multiple choice questions for CET Graduate exam. Instant answers, explanations in Hindi and English, and topic-wise targeted practice.
Master Input, Output , Storage Devices under Computer Hardware for CET Graduate with our curated MCQ set. Every question is sourced from real Rajasthan exam patterns and updated regularly. Switch between Hindi and English anytime. Use this daily to strengthen weak areas before the exam.
CET Graduate — Computer Hardware — Input, Output , Storage Devices
20 Questions • Instant results & explanations • Hindi & English
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Question 1 of 20
Assertion (A): Traditional Hard Disk Drives (HDDs) are generally much slower than Solid-State Drives (SSDs) when transferring massive files. Reason (R): HDDs suffer from inherent mechanical rotational latency because physical platters must spin and an actuator arm must physically seek data locations.
Question 2 of 20
What happens if you attempt to use an optical mouse on a perfectly clean, transparent glass table without a mousepad?
Question 3 of 20
Identify the incorrect pair regarding device classification: 1. Barcode Reader - Automatic Input Device 2. Light Pen - Direct Input Device 3. Touchpad - Manual Input Device 4. MICR - Direct Input Device
Question 4 of 20
Which architectural component is universally referred to as the 'Brain of the Computer' within the data processing cycle?
Question 5 of 20
In the year 1800 A.D., who was the very first recorded historical figure to officially refer to the present-day geographical region of Rajasthan by the unified term 'Rajputana'?
Question 6 of 20
What physical substance is utilized by Laser Printers to create characters and images on paper?
Question 7 of 20
Assertion (A): Data held within Primary Storage (RAM) is permanently preserved even after an application is closed. Reason (R): The Control Unit directs processed data straight to Output Devices, bypassing any permanent archiving loops.
Question 8 of 20
For producing massive, highly accurate technical drawings and architectural blueprints, which specialized output device relies on automated mechanical pens to draw continuous high-resolution vector lines?
Question 9 of 20
Why is 'Auxiliary Memory' critical for a computer's operation despite the presence of Main Memory?
Question 10 of 20
Which of the following is a primary characteristic of a Liquid Crystal Display (LCD) monitor?
Question 11 of 20
While a dynamic microphone generates an electrical current by moving a magnetic coil, how does a condenser microphone generate its analog signal?
Question 12 of 20
Who is universally recognized as the 'Father of the Modern Computer' due to his early conceptualization of computing devices?
Question 13 of 20
Assertion (A): Optical Mark Recognition (OMR) scanners require specifically designed, perfectly aligned forms to function properly. Reason (R): OMR technology works by interpreting the structural shapes of handwritten characters and converting them into editable text. Select the correct answer from the codes given below:
Question 14 of 20
Why is a tiered system of memory fundamentally essential for the functioning of a computer's Central Processing Unit (CPU)?
Question 15 of 20
Identify the incorrect classification logic regarding input modalities: 1. Keyboard: Requires continuous user manipulation. 2. Touchscreen: Input space and display area perfectly match. 3. Barcode Reader: Depends heavily on physical human keystrokes. 4. Joystick: Relies on manual, continuous human involvement.
Question 16 of 20
Which of the following devices acts as a temporary workspace, essentially holding data in flux while the CPU performs active mathematical calculations?
Question 17 of 20
Consider the following chronological and functional statements regarding the xerographic process inside a Laser Printer: 1. The photosensitive drum begins with a negative electrical charge. 2. The laser beam precisely draws the electrostatic image on the rotating drum. 3. Heated rollers are utilized at the end to permanently melt and fuse the toner onto the paper. Which of the statements given above is/are INCORRECT?
Question 18 of 20
What primary advantage do Automatic Input Devices hold over Manual Input Devices, particularly in high-volume environments?
Question 19 of 20
What is the primary role of the 'Sound Card' in relation to acoustic output devices?
Question 20 of 20