Selected MCQ

Current Question
Which acts as a buffer between the CPU and the main memory?
  • A. Cache memory
  • B. Butter stock
  • C. RAM
  • D. ROM
Correct Answer: A
Explanation:
Cache memory acts as a high-speed buffer between the CPU and RAM.
Related Question 1
Cache memory acts between:
  • A. CPU and Hard Disk
  • B. Hard Disk and RAM
  • C. CPU and RAM
  • D. All of these
Correct Answer: C
Explanation:
Cache sits between the CPU and the main RAM for faster access.
Related Question 2
A(n) ____ is a set of programs designed to manage the resources of a computer, including starting the computer, managing programs, managing memory and coordinating tasks between input and output devices.
  • A. Application suite
  • B. Compiler
  • C. Input/output system
  • D. Operating system
Correct Answer: D
Explanation:
The operating system manages all computer resources.
Related Question 3
A program that acts as an intermediary between a user of a computer and the computer hardware is called ____.
  • A. Utility Software
  • B. Computer Software
  • C. Operating System
  • D. Application Software
Correct Answer: C
Explanation:
The operating system manages hardware and provides services to applications.
Related Question 4
Another term for main memory is ____.
  • A. RAM
  • B. Cache
  • C. Hard Disk
  • D. None of these
Correct Answer: A
Explanation:
Main memory is commonly called RAM.
Related Question 5
____ provides a path to transfer data between CPU and memory.
  • A. Control Bus
  • B. Address Bus
  • C. Data Bus
  • D. None of these
Correct Answer: C
Explanation:
The data bus carries actual data between the CPU and the memory.