Computer Knowledge
Computer Fundamentals and System Concepts
2,255 Questions
Computer fundamentals and system concepts questions cover core hardware components, operating systems, and historical computer milestones. Topics include the kernel, central processing unit, and basic computing terminology. These foundational questions are strictly essential for scoring well in computer knowledge sections.
Central processing unitComputer operating systemsSupercomputer milestonesSystem registry functionsKernel operationsAndroid applications
Computer Fundamentals and System Concepts Questions
C
Correct answer
Explanation
Computer-Aided Manufacturing: CAM is an application technology that uses computer software and machinery to facilitate and automate manufacturing processes.
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freeware software
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shareware software
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commercial software
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subscription-based software
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private software
B
Correct answer
Explanation
Shareware is a type of software, which is initially costless, but after certain a period, the user is asked to pay a fee or delete.
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Protection Test Unit (PTU)
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Control Unit (CU)
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Arithmetic and Logic Unit (ALU)
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Floating Point Unit (FPU)
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Memory Management Unit (MMU)
A
Correct answer
Explanation
PTU CPU works with the control unit to monitor whether or not the functions are carried out correctly.
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It provides an interface between the hardware of the PC and its software.
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It boots the computer.
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It validates the PC’s configuration.
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It is a memory (RAM) keeping a group of routines needed to control system devices.
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BIOS stands for Basic Input/Output System.
D
Correct answer
Explanation
It is an incorrect statement about BIOS since it is a type of ROM memory.
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Operating system
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Monitor
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CPU
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RAM
B
Correct answer
Explanation
It is not a hardware component since it is an interface between the hardware and the user.
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downloading
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hang on
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logging on
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uploading
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_
D
Correct answer
Explanation
It is the transfer of files from your own computer to another computer.
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modem
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computer port
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interface
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buffer memory
B
Correct answer
Explanation
Computer ports serve as the physical interface between the CPU and peripheral devices, enabling data transfer through standardized connections. While modems, interfaces, and buffer memory play roles in communication, the port is the primary physical connection point. However, this answer is simplified - the actual data transfer involves complex bus systems and controller protocols.
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It is a combination of textual as well as graphical symbols which guides the user.
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It helps user in performing various tasks.
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It is a step-by-step process to solve a particular problem.
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It is a graphical approach which is used in various software designs.
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It is used in software installation.
A
Correct answer
Explanation
The dialog box which contains written as well as graphical symbols and guides the user at each step and provide alternatives for every step is called a wizard.
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CPU
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Register
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Memory
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ALU
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None of these
A
Correct answer
Explanation
Central processing unit is the brain of any computer system. It processes all the data and programs. It sends signals to control other parts of the computer, the same way our brain controls our body.
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Input unit
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Memory unit
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Control unit
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ALU
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None of these
C
Correct answer
Explanation
Control Unit is the part of CPU that interprets program instructions and initiates control operations.
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computer program
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algorithm
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flowchart
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utility program
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operating system
A
Correct answer
Explanation
Computer program is a sequence of instructions that tells a computer what to do.
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Mnemonic
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Bar code
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Decoder
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Instruction
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None of these
A
Correct answer
Explanation
Mnemonic is a term, symbol or name that is used to specify a computing function.
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utility
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browser
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database
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spreadsheet
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None of these
C
Correct answer
Explanation
Database is the correct answer.
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It has batch files of all related instructions.
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The operating system can not access such batch files.
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These files are used in windows.
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One can open and modify such batch files.
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The batch files make the work load much easier.
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the INTERNIST, a medical diagnosis program
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a stock and bond analysis program
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a structural analysis program
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none of the above
A
Correct answer
Explanation
the INTERNIST,a medical diagnosis program