Posted on: July 13, 2021
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Q.1 The term computer is derived from ________?
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A)
Latin
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B)
German
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C)
French
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D)
Arabic
Discuss itExplanation
The word 'computer' is derived from the Latin word 'computare', which means 'to calculate' or 'to sum up'.
Q.2 Who is the inventor of the Difference Engine?
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A)
Charles Babbage
-
B)
Dennis Ritchie
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C)
Robert
-
D)
None
Discuss itExplanation
Charles Babbage, an English polymath, originated the concept of a digital programmable computer and invented the Difference Engine.
Q.3 Who is known as the Father of Computer?
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A)
Charles Babbage
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B)
Dennis Ritchie
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C)
Aryabhat
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D)
None
Discuss itExplanation
Charles Babbage is considered the father of the computer because he designed the first mechanical computer, known as the Analytical Engine.
Q.4 Who is the Father of Computer Science?
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A)
Alan Turing
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B)
Dennis Ritchie
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C)
French
-
D)
None
Discuss itExplanation
Alan Turing is widely considered to be the father of theoretical computer science and artificial intelligence.
Q.5 Who is known as the father of the personal computer?
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A)
Dennis Ritchie
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B)
Robert
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C)
Edward Robert
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D)
None
Discuss itExplanation
Henry Edward Roberts is known as the father of the personal computer for his invention of the Altair 8800 in 1974.
Q.6 A CPU contains which of the following?
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A)
A card reader and a printing device
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B)
A control unit and an arithmetic logic unit
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C)
An analytical engine
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D)
An arithmetic logic unit and a card reader
Discuss itExplanation
The Central Processing Unit (CPU) consists of two main components: the Control Unit (CU) and the Arithmetic Logic Unit (ALU).
Q.7 Which of the following controls the process of interaction between the user and the operating system?
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A)
User interface
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B)
Language translator
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C)
Platform
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D)
Screen saver
Discuss itExplanation
The User Interface (UI) is the bridge that allows a human to interact with the computer's operating system.
Q.8 The first computers were programmed using ________?
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A)
Assembly language
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B)
Source code
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C)
Machine language
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D)
Object language
Discuss itExplanation
Early computers were programmed in Machine Language, which consists of binary digits (0 and 1) that the CPU can execute directly.
Q.9 What is a combination of hardware and software that facilitates sharing information between computing devices?
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A)
Network
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B)
Peripheral
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C)
Expansion board
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D)
Digital device
Discuss itExplanation
A computer network allows multiple devices to connect and share resources and information.
Q.10 Coded entries used to gain access to a computer system are called ________?
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A)
Entry codes
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B)
Passwords
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C)
Security commands
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D)
Code words
Discuss itExplanation
Passwords are secret strings of characters used to authenticate a user and grant access to a system or data.
Q.11 Which of the following statements regarding speed is true?
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A)
Minicomputer works faster than microcomputer
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B)
Microcomputer works faster than minicomputer
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C)
Speed of both the computer is the same
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D)
None
Discuss itExplanation
Minicomputers are generally more powerful and have faster processing speeds than microcomputers (Personal Computers).
Q.12 You organize files by storing them in ________?
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A)
Archives
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B)
Folders
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C)
Indexes
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D)
Lists
Discuss itExplanation
Folders (also called directories) provide a method for users to group and organize files on a storage device.
Q.13 What type of resource is most likely to be a shared common resource in a computer network?
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A)
Printer
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B)
Speakers
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C)
Floppy disk drives
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D)
Keyboard
Discuss itExplanation
Printers are frequently shared across networks to allow multiple users to print documents from different workstations.
Q.14 Which device is required for an internet connection?
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A)
Joystick
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B)
Modem
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C)
CD Drive
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D)
None
Discuss itExplanation
A Modem (Modulator-Demodulator) is required to convert digital data into a format suitable for transmission over telephone or cable lines.
Q.15 What is a light pen?
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A)
A Mechanical input device
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B)
Optical Input device
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C)
Electronic input device
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D)
None
Discuss itExplanation
A light pen is a computer input device in the form of a light-sensitive wand used in conjunction with a computer's monitor.
Q.16 UNIVAC stands for ________?
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A)
Universal Automatic Computer
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B)
Unique Automatic Computer
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C)
Universal Array Computer
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D)
None
Discuss itExplanation
UNIVAC stands for Universal Automatic Computer, which was the first general-purpose electronic digital computer produced in the US.
Q.17 CD-ROM stands for ________?
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A)
Compactable Read Only Memory
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B)
Compactable disk Read Only Memory
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C)
Compactable Only Memory
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D)
None
Discuss itExplanation
According to the text provided, it is Compactable Read Only Memory (though technically it stands for Compact Disc Read-Only Memory).
Q.18 ALU stands for ________?
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A)
Arithmetic Logic Unit
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B)
Array Logic Unit
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C)
Application Logic Unit
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D)
None
Discuss itExplanation
The Arithmetic Logic Unit (ALU) is the part of the CPU that carries out arithmetic and logical operations.
Q.19 VGA stands for ________?
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A)
Video Graphics Adapter
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B)
Visual Graphics Array
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C)
Video Graphics Array
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D)
None
Discuss itExplanation
VGA (Video Graphics Array) is a standard display system for PCs, originally developed by IBM.
Q.20 IBM 1401 is a ________?
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A)
First Generation Computer
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B)
Second Generation Computer
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C)
Third Generation Computer
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D)
None
Discuss itExplanation
The IBM 1401 belongs to the Second Generation of computers, characterized by the use of transistors instead of vacuum tubes.
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