Which historical device utilized punched cards to automate complex patterns in weaving textiles, directly inspiring early data storage designs? MCQ with Answer and Explanation

Question
Which historical device utilized punched cards to automate complex patterns in weaving textiles, directly inspiring early data storage designs?
A. Abacus
B. Napier's Bones
C. Pascaline
D. Jacquard Loom
Answer: Option D
Solution (By JKSSB Mock Tests)
The Jacquard Loom (1804) used punched wooden cards to control fabric patterns, laying a conceptual foundation for early computer data storage.
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Practice More Computer Fundamentals Questions

Question #1
Which of the following is a characteristic of microcomputers?
A. Designed for single-user
B. Large physical size
C. Very high cost
D. Used in large data centers
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Correct Answer: Option A

Explanation:
Microcomputers are personal computers designed for individual use.
This question belongs to: Computer Computer Fundamentals
Question #2
Which type of computer is typically used in banks for transaction processing?
A. Minicomputer
B. Microcomputer
C. Supercomputer
D. Mainframe
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Correct Answer: Option D

Explanation:
Mainframes are used in large-scale transaction processing like banking due to high reliability and throughput.
This question belongs to: Computer Computer Fundamentals
Question #3
Which component inside a modern computer converts incoming alternating current (AC) power from a wall outlet into the stable direct current (DC) power required by internal circuitry?
A. CPU
B. SMPS
C. UPS
D. BIOS
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Correct Answer: Option B

Explanation:
The SMPS (Switched-Mode Power Supply) regulates and converts electrical current from AC to safe, low-voltage DC for computer hardware.
This question belongs to: Computer Computer Fundamentals
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