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Computer Architecture MCQs

Prepare with high-quality Computer Architecture MCQs designed specifically for competitive exams, job tests and jobexams. This section includes objective questions on computer organization, instruction sets, memory hierarchy, ALU, CPU design, pipelining, input/output systems, and more. These MCQs are ideal for candidates preparing for technical exams such as FPSC, PPSC, NTS, SPSC, BPSC, CSS, PMS, and IT-related job assessments. Cover both theoretical and practical aspects of modern computer architecture with updated and exam-focused questions. Regular updates ensure that you stay aligned with current patterns and expected difficulty levels in computer-based tests.

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1 Computer Architecture MCQs

On what basis are integrated circuits (ICs) classified?

  • Manufacturing Company
  • Type of Computer
  • Number of Transistors
  • None of These
0 Comments
Correct Answer: C. Number of Transistors

Explanation:

Integrated circuits (ICs) are commonly classified according to their level of integration, ... Read More Details

2 Computer Architecture MCQs

Serial access memory is most useful in applications where what type of data flow is required?

  • Data consists of numbers
  • Short access time is required
  • Each stored word is processed differently
  • Data naturally needs to flow in and out in serial form
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Correct Answer: D. Data naturally needs to flow in and out in serial form

Explanation:

Serial access memory is a type of memory in which stored data ... Read More Details

3 Computer Architecture MCQs

Which type of memory needs to be refreshed repeatedly to retain its stored data?

  • Static RAM
  • Dynamic RAM
  • EPROM
  • ROM
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Correct Answer: B. Dynamic RAM

Explanation:

Dynamic RAM (DRAM) is a type of memory that must be refreshed ... Read More Details

4 Computer Architecture MCQs

In the computer memory hierarchy, where is most data stored first before processing?

  • CACHE
  • RAM
  • ROM
  • BIOS
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Correct Answer: B. RAM

Explanation:

In a computer memory hierarchy, most data is first loaded into Random Access ... Read More Details

5 Computer Architecture MCQs

The CPU and memory are installed on which computer component?

  • Expansion board
  • Motherboard
  • Storage device
  • Output device
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Correct Answer: B. Motherboard

Explanation:

The motherboard is the main circuit board of a computer that connects and supports all ... Read More Details

6 Computer Architecture MCQs

Which component temporarily stores data or instructions and transfers them as directed by the Control Unit?

  • Address
  • Memory
  • Register
  • Number
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Correct Answer: C. Register

Explanation:

A register is a small, high-speed storage location inside the Central Processing Unit (CPU) that ... Read More Details

7 Computer Architecture MCQs

Which type of chip is commonly known as a programmed chip?

  • ROM
  • RAM
  • PROM
  • LSIC
0 Comments
Correct Answer: A. ROM

Explanation:

ROM (Read-Only Memory) is commonly referred to as a programmed chip because it contains permanently ... Read More Details

8 Computer Architecture MCQs

Which type of memory is non-volatile and permanently stores data?

  • RAM
  • ROM
  • BIOS
  • CHACHE
0 Comments
Correct Answer: B. ROM

Explanation:

Read-Only Memory (ROM) is a non-volatile memory that permanently stores data and instructions required by ... Read More Details

9 Computer Architecture MCQs

Which components are included in a CPU?

  • A card reader and a printing device
  • An analytical engine and a control unit
  • A control unit and an arithmetic logic unit
  • An arithmetic logic unit and a card reader
0 Comments
Correct Answer: C. A control unit and an arithmetic logic unit

Explanation:

The Central Processing Unit (CPU) is the primary processing component of a computer. It performs ... Read More Details

10 Computer Architecture MCQs

The clock speed of a computer is measured in?

  • Baud
  • MIPS
  • Gigahertz
  • None of these
0 Comments
Correct Answer: C. Gigahertz

Explanation:

The clock speed of a computer is measured in Gigahertz (GHz). Clock speed ... Read More Details

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