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LDC — Input, Output , Storage Devices MCQs

Practice 20 free input, output , storage devices multiple choice questions for LDC exam. Instant answers with explanations in Hindi and English.

Master Input, Output , Storage Devices under Computer Hardware for LDC with our curated MCQ set. Every question follows real Rajasthan exam patterns. Switch between Hindi and English anytime.

LDC — Computer Hardware — Input, Output , Storage Devices

20 Questions • Instant results & explanations • Hindi & English

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Question 1 of 20

Which technology is specifically engineered for evaluating multiple-choice examination answer sheets in competitive exams like the Rajasthan Patwari?

Question 2 of 20

Assertion (A): A Concept Keyboard lacks the ability to translate physical intent into machine language. Reason (R): It is classified as a Manual Input Device, meaning it relies entirely on continuous human involvement.

Question 3 of 20

During a complex mathematical algorithm, the CPU requires immediate, high-speed data caching to prevent processing bottlenecks. Which component is natively engineered to provide this specific service?

Question 4 of 20

Which of the following keys inherently functions as a hardware switch that persistently alters a specific typing state until pressed a second time?

Question 5 of 20

Which specific component within an OLED (Organic LED) display eliminates the need for a backlight?

Question 6 of 20

Match the following Output Devices with their correct output types: List-I a. CRT Monitor b. Plotter c. Computer Speaker d. Printer List-II 1. Soft Copy Output 2. Hard Copy Output

Question 7 of 20

Which of the following devices is characterized as a 'Direct Input Device'?

Question 8 of 20

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

Question 9 of 20

Which architectural component is universally referred to as the 'Brain of the Computer' within the data processing cycle?

Question 10 of 20

Which of the following sequences represents the correct chronological flow of processing phases from user interaction to final display?

Question 11 of 20

Unlike standard commercial printers that compile images utilizing microscopic pixel grids (raster graphics), Plotters physically produce their output using which of the following?

Question 12 of 20

Which specific hardware components represent the 'critical gateway' that digitizes human intent into machine language, without which the computer would be an isolated entity?

Question 13 of 20

Which of the following keys alter the function of other keys but perform no action on their own?

Question 14 of 20

Storage architecture in computer hardware is broadly divided into two distinct categories. What are they?

Question 15 of 20

Regarding Non-Impact Printers, consider the following statements: 1. They generate characters by striking a mechanism against an ink ribbon. 2. Laser printers are a type of non-impact printer known for whisper-quiet operation. 3. Inkjet printers are prone to ink smearing if the document gets wet. Which of the statement(s) is/are correct?

Question 16 of 20

Consider the following phases: 1. Translating physical text into binary. 2. Fetching, decoding, and calculating binary logic. 3. Converting processed binary into a printed page. These phases respectively correspond to which hardware groupings?

Question 17 of 20

Given below are two statements, one labeled as Assertion (A) and the other as Reason (R). Assertion (A): Non-impact printers like Inkjet and Thermal models are completely useless for printing banking receipts that require carbon copies. Reason (R): Non-impact printers lack the physical kinetic striking force required to press an impression through multiple layers of carbon paper. Choose the correct option:

Question 18 of 20

Which of the following describes a prominent disadvantage of Static RAM (SRAM) that actively prevents its widespread use as the primary multi-gigabyte system RAM?

Question 19 of 20

What explicitly does the Central Processing Unit (CPU) represent in the provided Data Processing Cycle diagram?

Question 20 of 20

Which specific hardware configuration acts as the essential 'Gateway' preventing a computer from existing as a functionally 'isolated entity'?