Computer Knowledge
Computer Fundamentals and System Concepts
2,421 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.
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Computer Fundamentals and System Concepts Questions
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Index addressing mode
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Direct addressing mode
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Immediate addressing mode
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Program counter
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Instruction register
A
Correct answer
Explanation
The effective address of the operand is generated by adding a constant value to the contents of a register.
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Look through design
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Look aside design
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Direct mapping
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Associative mapping
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Set associative mapping
B
Correct answer
Explanation
Both CPU and main memory are directly connected to the system bus.
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Indirect addressing mode
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Direct addressing mode
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Register addressing mode
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I/O address register
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I/O buffer register
A
Correct answer
Explanation
The effective address of the operand is the contents of a register or memory location, whose address appears in the instruction.
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Look through design
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Look aside design
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Write through
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Write back
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Write once
A
Correct answer
Explanation
The communication between CPU and cache is through a separate bus, which is isolated from the main system bus.
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Program counter
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Instruction register
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Memory address register
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I/O address register
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I/O buffer register
A
Correct answer
Explanation
It contains an address of an instruction to be fetched.
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Direct Addressing Mode
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Immediate Addressing Mode
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Synchronous
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Asynchronous
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Indirect Addressing Mode
E
Correct answer
Explanation
The effective address of the operand is the contents of a register or memory location whose address apears in the instructions.
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Direct mapping
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Asociative mapping
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Set associative mapping
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Cache memory
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Memory interleaving
E
Correct answer
Explanation
It divides the system into a number of modules and arranges them so that successive words in the address space are place in different modules.
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CPU
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Hard Disk
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RAM
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ROM
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Control Unit
A
Correct answer
Explanation
Writing the microcode is often called microprogramming and the microcode in a particular processor implementation is sometimes called a microprogram. Microprogramming is the designing of the CPU.
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Information
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Data
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Software program
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System
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All of the above
A
Correct answer
Explanation
Data processing is, broadly, the collection and manipulation of items of data to produce meaningful information.
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mouse
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hard disk
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Microprocessor
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DVD
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None of these
C
Correct answer
Explanation
Pentium is a brand used for a series of x86-compatible microprocessors produced by Intel.
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Better Integrated Operating System
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Basic Input Output System
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Battery Integrated Operating Setup
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Backup Input Output System
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None of these
B
Correct answer
Explanation
BIOS is a type of firmware used during the booting process (power-on startup). he BIOS firmware is built into personal computers (PCs), and it is the first software they run when powered on.
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What the user sees on the screen and how they interact with it
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How the operating system responds to user commands
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The means by which the user interacts with peripheral devices on the computer
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System software to perform action for interface with users
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All of the above
A
Correct answer
Explanation
The user looks at the screen and uses different mathods to interact with the computer. For example, the user used input peripheral devices like keyboard, mouse to give some input to interact and get useful information.
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It disconnects the computer.
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It starts up the operating system.
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It connects to the hardware.
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It helps to turn on the computer.
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It is used to switch off the computer.
B
Correct answer
Explanation
It is the internal working of a computer; also known as Read Only Memory. It is a non-volatile memory. The user can not make any changes in this memory. It stores the information required to start up the operating system of a computer
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Program counter
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Accumulator
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Instruction register
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All of these
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None of these
B
Correct answer
Explanation
Accumulator register is designated to hold the result of an operation performed by the ALU.
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Analog computers
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Digital computers
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Both (1) and (2)
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None of the above
A
Correct answer
Explanation
Correct Answer: Analog computers