Input, Output , Storage Devices MCQs for CET 12th Level
Practice 20 free Input, Output , Storage Devices questions under Computer Hardware — Computers.
Strengthen your Input, Output , Storage Devices knowledge for CET 12th Level with curated MCQs. Switch between Hindi and English anytime.
CET 12th Level — Computer Hardware — Input, Output , Storage Devices
20 Questions • Instant results & explanations • Hindi & English
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Question 1 of 20
In traditional Magnetic Storage devices, such as Hard Disk Drives (HDDs), what mechanism is precisely utilized to represent and store binary data (1s and 0s)?
Question 2 of 20
Identify the incorrect pair linking a phase to its definitive systemic action: 1. Input Phase - Translation to binary 2. Processing Phase - Permanent data archiving 3. Output Phase - Conversion to physical formats 4. Storage Phase - Utilization of Auxiliary Retention Loop
Question 3 of 20
Which phase of the data processing cycle translates processed machine-level binary data into a format that is perceptible and understandable by human users?
Question 4 of 20
Assertion (A): Data stored within an EEPROM chip is permanently hardwired during manufacturing and cannot be altered by the end user. Reason (R): EEPROM relies on ultraviolet light to burn data permanently into its silicon substrate.
Question 5 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 6 of 20
An employee works in an office continuously entering data from a manuscript into a command-line interface. Which medical risk is most pertinent to this specific hardware usage?
Question 7 of 20
Consider the following statement: 'They take the machine-encoded, processed binary data and translate it back.' This describes the primary function of which type of peripheral?
Question 8 of 20
If an advanced Optical Character Recognition (OCR) system encounters a historical document entirely written in cursive human handwriting, which internal subsystem is most critical for processing it?
Question 9 of 20
Consider the operational steps of a Laser Printer: 1. Heated rollers permanently melt and fuse the toner onto the paper. 2. A laser beam draws an electrostatic image onto a rotating, positively charged photosensitive drum. 3. The drum rolls over the paper, transferring the toner. 4. The drum attracts negatively charged toner to the drawn image. Arrange these steps in the correct chronological order of operation:
Question 10 of 20
Consider the following applications: 1. Operating flight simulators 2. Automating data entry from corporate invoices 3. Library indexing Which input devices correspond correctly to the applications listed above in the exact order (1, 2, 3)?
Question 11 of 20
Which specific hardware components were introduced sequentially to replace vacuum tubes, thereby initiating the second generation of computers?
Question 12 of 20
Assertion (A): Without hardware, software cannot execute its programmed operational logic. Reason (R): Software comprises the tangible physical tools required to build a computer system.
Question 13 of 20
What specifically detects the physical movement of the exposed ball in a trackball device?
Question 14 of 20
A Dot Matrix printer primarily creates images and text through which of the following methods?
Question 15 of 20
Why are Concept Keyboards classified under 'Manual Input Devices' rather than 'Direct Input Devices'?
Question 16 of 20
What constitutes the core engineering distinction between PROM and EPROM technologies within the Read-Only Memory family?
Question 17 of 20
Identify the piece of hardware that enables a computer to capture data from a source document without manual typing, thereby reducing transcription errors.
Question 18 of 20
What is the primary drawback of using Thermal Printers for generating documents?
Question 19 of 20
What is the primary function of the keyboard controller chip?
Question 20 of 20