Computer Abbreviations MCQs

Computer

Computer Abbreviations MCQs

Practice Computer Abbreviations MCQs covering CPU, RAM, ROM, USB, OCR, OMR, MICR, URL, HTTP, HTML and other important abbreviations.

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Total Questions

Practice Questions

Page 4 of 19
Question #61
What does the abbreviation OMR stand for in automated assessment software algorithms?
A. Optimal Machine Reading
B. Object Mapping Registry
C. Output Management Relay
D. Optical Mark Recognition

Correct Answer: Option D


Explanation:
OMR refers to Optical Mark Recognition, the technology used to process filled bubbles on examination response scripts.

This question belongs to: Computer Computer Abbreviations
Question #62
In data scanning systems, what does the 'M' stand for in MICR?
A. Main
B. Multiple
C. Magnetic
D. Mechanical

Correct Answer: Option C


Explanation:
In MICR (Magnetic Ink Character Recognition), the letter 'M' explicitly stands for Magnetic.

This question belongs to: Computer Computer Abbreviations
Question #63
What does the abbreviation GPU stand for, which operates closely with the CPU?
A. Graphical Programmer Unit
B. Gaming Processing Unit
C. Graphics Processing Unit
D. General Processing Unit

Correct Answer: Option C


Explanation:
GPU stands for Graphics Processing Unit. It is a specialized electronic circuit designed to manipulate and alter memory to accelerate the creation of images in a frame buffer intended for output to a display device.

This question belongs to: Computer Computer Abbreviations
Question #64
What does the abbreviation FPU stand for inside traditional arithmetic pipelines of a processor?
A. Fast Processing Unit
B. Floating Point Unit
C. File Processing Utility
D. Fixed Processing Unit

Correct Answer: Option B


Explanation:
FPU stands for Floating Point Unit. It is a math coprocessor, a specialized part of a computer system specially designed to carry out operations on floating-point numbers.

This question belongs to: Computer Computer Abbreviations
Question #65
In memory architectures, what does the abbreviation DDR stand for, as seen in DDR4 or DDR5 RAM?
A. Direct Data Register
B. Dual Data Rate
C. Digital Data Rate
D. Double Data Rate

Correct Answer: Option D


Explanation:
DDR stands for Double Data Rate. It refers to advanced memory transfer techniques that transfer data on both the rising and falling edges of the clock signal.

This question belongs to: Computer Computer Abbreviations
Question #66
What is the full form of the low-power RAM abbreviation LPDDR?
A. Linked Phase Double Data Rate
B. Linear Power Double Data Rate
C. Logical Port Double Data Rate
D. Low Power Double Data Rate

Correct Answer: Option D


Explanation:
LPDDR stands for Low Power Double Data Rate. It is a type of synchronous dynamic random-access memory intended for mobile computers and smartphones.

This question belongs to: Computer Computer Abbreviations
Question #67
What does the 'R' stand for in the abbreviation OCR?
A. Rendering
B. Registry
C. Reader
D. Recognition

Correct Answer: Option D


Explanation:
In OCR, 'R' stands for Recognition (Optical Character Recognition), though the physical machine is sometimes called a Reader.

This question belongs to: Computer Computer Abbreviations
Question #68
What does the abbreviation V_L_U_B stand for? (Commonly misread, corrected to VLB in legacy graphics buses)?
A. Virtual Long Bus
B. VESA Local Bus
C. Video Local Baseline
D. Vector Link Buffer

Correct Answer: Option B


Explanation:
VLB stands for VESA Local Bus, which was a short-lived expansion bus standard predominantly used in Intel 80486-based computers.

This question belongs to: Computer Computer Abbreviations
Question #69
What does the acronym PCI stand for in computer expansion slots?
A. Peripheral Component Interconnect
B. Peripheral Connection Interface
C. Primary Component Interface
D. Personal Computer Interconnect

Correct Answer: Option A


Explanation:
PCI stands for Peripheral Component Interconnect. It is a local computer bus for attaching hardware devices in a computer.

This question belongs to: Computer Computer Abbreviations
Question #70
What does PCIe stand for in modern motherboards?
A. Peripheral Component Interconnect Express
B. Peripheral Component Interconnect Embedded
C. Peripheral Component Interface Extended
D. Primary Connection Interconnect Express

Correct Answer: Option A


Explanation:
PCIe stands for Peripheral Component Interconnect Express. It is a high-speed serial computer expansion bus standard.

This question belongs to: Computer Computer Abbreviations
Question #71
What does AGP stand for in older dedicated graphics card ports?
A. Advanced Graphics Processor
B. Allocated Graphics Port
C. Array Graphics Port
D. Accelerated Graphics Port

Correct Answer: Option D


Explanation:
AGP stands for Accelerated Graphics Port. It was designed as a high-speed point-to-point channel for attaching a video card to a computer system, primarily to assist in the acceleration of 3D computer graphics.

This question belongs to: Computer Computer Abbreviations
Question #72
What is the full form of the abbreviation CRT used in ancient heavy monitors?
A. Cathode Ray Tube
B. Cathode Rendering Technology
C. Common Rate Terminal
D. Central Ray Tube

Correct Answer: Option A


Explanation:
CRT stands for Cathode Ray Tube. It is a vacuum tube containing one or more electron guns, the phosphorescent screens of which are used to display images.

This question belongs to: Computer Computer Abbreviations
Question #73
What does LCD stand for in computer screens?
A. Light Crystal Display
B. Liquid Crystal Display
C. Liquid Common Display
D. Low Consumption Display

Correct Answer: Option B


Explanation:
LCD stands for Liquid Crystal Display. It is a flat-panel display or other electronically modulated optical device that uses the light-modulating properties of liquid crystals combined with polarizers.

This question belongs to: Computer Computer Abbreviations
Question #74
What does the abbreviation LED represent in screen backlighting technology?
A. Low Energy Diode
B. Light Electronic Display
C. Liquid Emitting Diode
D. Light Emitting Diode

Correct Answer: Option D


Explanation:
LED stands for Light Emitting Diode. It is a semiconductor light source that emits light when current flows through it.

This question belongs to: Computer Computer Abbreviations
Question #75
What does OLED stand for in premium modern display screens?
A. Output Light Emitting Diode
B. Organic Light Emitting Diode
C. Optical Light Emitting Diode
D. Optimized Light Emitting Diode

Correct Answer: Option B


Explanation:
OLED stands for Organic Light Emitting Diode. It is a light-emitting diode (LED) in which the emissive electroluminescent layer is a film of organic compound that emits light in response to an electric current.

This question belongs to: Computer Computer Abbreviations
Question #76
What does Amoled stand for in advanced smartphone display contexts?
A. Array-Matrix Organic Light-Emitting Diode
B. Automated-Matrix Organic Light-Emitting Diode
C. Active-Matrix Organic Light-Emitting Diode
D. Advanced-Matrix Organic Light-Emitting Diode

Correct Answer: Option C


Explanation:
AMOLED stands for Active-Matrix Organic Light-Emitting Diode. It adds an active matrix thin-film transistor (TFT) array to control the light output of each individual pixel.

This question belongs to: Computer Computer Abbreviations
Question #77
What does the web communication abbreviation HTTPS implement to secure data?
A. Hypertext Transfer Protocol Secure
B. Hyperlink Transfer Protocol System
C. Hypertext Transmission Protocol Security
D. Hypertext Transfer Protocol Standard

Correct Answer: Option A


Explanation:
HTTPS stands for Hypertext Transfer Protocol Secure. It encrypts standard HTTP communication using cryptographic protocols like TLS.

This question belongs to: Computer Computer Abbreviations
Question #78
What is the full form of the abbreviation URL?
A. Uniform Reference Locator
B. Universal Resource Locator
C. Universal Reference Linker
D. Uniform Resource Locator

Correct Answer: Option D


Explanation:
URL stands for Uniform Resource Locator, providing a standardized address format for internet navigation.

This question belongs to: Computer Computer Abbreviations
Question #79
What is the full form of the networking acronym HTTP?
A. Hypertext Transfer Protocol
B. Hyperlink Transfer Protocol
C. Hypertext Transmission Protocol
D. Hypermedia Transfer Protocol

Correct Answer: Option A


Explanation:
HTTP stands for Hypertext Transfer Protocol, which functions as a request-response protocol in the client-server computing model.

This question belongs to: Computer Computer Abbreviations
Question #80
What is the full form of the abbreviation HTML?
A. Home Text Markup Language
B. Hypermedia Markup Language
C. Hyperlink Markup Language
D. Hypertext Markup Language

Correct Answer: Option D


Explanation:
HTML stands for Hypertext Markup Language, the standard formatting layout language for constructing web documents.

This question belongs to: Computer Computer Abbreviations