Components of Computer

Mcqs According to components

Some multiple-choice questions (MCQs) based on the topic of computer system components:

1. *Central Processing Unit (CPU)*

1. What is the primary function of the CPU?

      – A. Long-term data storage

      – B. Displaying graphics

      – C. Executing instructions

      – D. Power distribution

1. Which unit within the CPU is responsible for calculations?

      – A. Control Unit

      – B. Arithmetic Logic Unit (ALU)

      – C. RAM

      – D. ROM

### 2. *Memory (RAM and ROM)*

1. Which type of memory is volatile?

      – A. ROM

      – B. Cache

      – C. RAM

      – D. SSD

1. What does ROM stand for?

      – A. Readable Operational Memory

      – B. Random Operational Module

      – C. Read-Only Memory

      – D. Randomized Operational Mechanism

### 3. *Storage Devices*

1. SSDs are known for:

      – A. Having moving parts

      – B. Being less durable than HDDs

      – C. Faster read and write speeds

      – D. Lower storage capacity

1. Which component of an HDD reads and writes data?

      – A. Platter

      – B. Spindle

      – C. Read/Write head

      – D. Cache

### 4. *Input/Output Devices*

1. What is the primary function of output devices?

      – A. Convert human actions into machine-readable data

      – B. Display or present processed data to the user

      – C. Input data into the computer system

      – D. Store data for long-term use

1. Which of the following is an input device?

      – A. Printer

      – B. Monitor

      – C. Keyboard

      – D. Speaker

### 5. *Motherboard*

1. What does the motherboard primarily facilitate?

      – A. Power generation

      – B. Communication between components

      – C. Data storage

      – D. Graphics processing

1. Which component of the motherboard manages data flow between the CPU and other components?

      – A. BIOS

      – B. CPU

      – C. Chipset

      – D. RAM

### 6. *Power Supply Unit (PSU)*

1. The primary function of the PSU is to:

      – A. Convert AC to DC power

      – B. Store data

      – C. Enhance graphics performance

      – D. Process instructions

1. Which protection mechanism is commonly found in PSUs?

      – A. Overclocking

      – B. Overvoltage protection

      – C. Hyper-threading

      – D. RAM caching

### 7. *Expansion Cards/Slots*

1. What is the purpose of expansion cards?

      – A. Enhance security

      – B. Increase storage capacity

      – C. Add additional capabilities or functionality

      – D. Improve internet connectivity

1. Where are expansion cards typically plugged into?

      – A. RAM slots

      – B. CPU socket

      – C. Motherboard slots

      – D. Power supply connectors
1. Central Processing Unit (CPU)

1. What is the primary function of the CPU? –
   Answer: C. Executing instructions
2. Which unit within the CPU is responsible for calculations? –
   Answer: B. Arithmetic Logic Unit (ALU)

2. Memory (RAM and ROM)

1. Which type of memory is volatile? –
   Answer: C. RAM
2. What does ROM stand for? –
   Answer: C. Read-Only Memory

3. Storage Devices

1. SSDs are known for: –
   Answer: C. Faster read and write speeds
2. Which component of an HDD reads and writes data? –
   Answer: C. Read/Write head

4. Input/Output Devices

1. What is the primary function of output devices? –
   Answer: B. Display or present processed data to the user
2. Which of the following is an input device? –
   Answer: C. Keyboard

5. Motherboard

1. What does the motherboard primarily facilitate? –
   Answer: B. Communication between components
2. Which component of the motherboard manages data flow between the CPU and other components? –
   Answer: C. Chipset

6. Power Supply Unit (PSU)

1. The primary function of the PSU is to: –
   Answer: A. Convert AC to DC power
2. Which protection mechanism is commonly found in PSUs? –
   Answer: B. Overvoltage protection

7. Expansion Cards/Slots

1. What is the purpose of expansion cards? –
   Answer: C. Add additional capabilities or functionality
2. Where are expansion cards typically plugged into? –
   Answer: C. Motherboard slots