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GK One-Line Question & Answer

15541+ short questions with short answers, covering every category and sub-category on the site — no long articles to scroll through. Good for a fast recap before an exam, or a few minutes of daily practice.

Computer Fundamentals → Software and Hardware 4

An interpreter translates code?
Line by line during execution
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Which of the following is application software?
MS Excel
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Which of the following is utility software?
Disk defragmenter
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Which software type does NOT require a license purchase?
Freeware
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Computer Fundamentals → Introduction to Computer 33

The motherboard connects?
All components of a computer
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BIOS stands for?
Basic Input Output System
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Which port is commonly used to connect USB devices?
USB port
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PCI stands for?
Peripheral Component Interconnect
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The clock speed of a CPU is measured in?
GHz
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Which component stores data permanently even without power?
HDD/SSD
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GPU stands for?
Graphics Processing Unit
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A multi-core processor has?
Multiple processing units on a single chip
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Shareware is?
Trial software with limited features or time
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Which of the following manages file operations in an OS?
File system
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Plug and Play (PnP) refers to?
Automatic hardware detection and configuration
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HDMI stands for?
High Definition Multimedia Interface
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Which bus carries memory addresses?
Address bus
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The data bus width determines?
Amount of data transferred at once
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SMPS stands for?
Switched Mode Power Supply
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Which protocol is used by USB?
USB protocol stack
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A NIC (Network Interface Card) is used for?
Connecting to network
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Which of the following is NOT hardware?
Antivirus software
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The fetch-decode-execute cycle is performed by?
CPU
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Which component generates the most heat in a computer?
CPU
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Device drivers are which type of software?
System
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Which port type was used for parallel printers?
Centronics/DB25 parallel port
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RISC stands for?
Reduced Instruction Set Computer
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CISC stands for?
Complex Instruction Set Computer
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The power button on a laptop is?
Input device
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Which connector is used for modern graphics cards?
PCIe x16 slot
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Overclocking refers to?
Running CPU above rated speed
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Which of the following converts AC to DC for computer components?
SMPS
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A virus requires which of the following to spread?
Host program
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Which software manages CPU scheduling?
OS Scheduler
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Proprietary software means?
Owned and controlled by developer
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Which of these is an example of embedded software?
Software in a microwave oven
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Throughput of a CPU is measured in?
MIPS or FLOPS
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Computer Fundamentals → Memory Units 1

64-bit processors can address how much RAM theoretically?
16 EB
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Computer Fundamentals → Computer Security 2

Malware is?
Malicious software
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Which of the following is NOT malware?
Firewall
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