Basic Parts of a Personal Computer Chapter 2 Computer Science Notes of Class 4. Check Class 4 Notes of Computer Science, Chapter Two (2) – “Basic Parts of A Personal Computer”.
1. Read the clues and answer the question “who am I?”
a. I am bigger and heavier than a laptop computer. – Desktop Computer
b. I am a small size computer and I can run on batteries. – Laptop Computer
c. I show the processed result of the computer. – Monitor
d. I supply electricity into the computer. – Power cord
e. I give commands to the computer. – Keyboard
2. Put a tick (✓) in the correct option.
a. What is a laptop computer?
i. A personal computer designed to fit on desktop.
ii. A personal computer designed for mobile use. (✓)
b. What is the function of the touchpad?
i. Same as mouse. (✓)
ii. Same as keyboard.
c. What is the function of AC Adapter?
i. To supply power to the laptop. (✓)
ii. To charge the battery.
d. How to select objects using touchpad?
i. By pressing left button once. (✓)
ii. By pressing right button once.
3. Answer the following questions:
a. What is a personal computer or PC?
Answer: A computer designed for one person to work at home or office is called personal computer or PC.
b. What are two common types of personal computer?
Answer: The two common types of personal computer are:-
i. Desktop Computer and
ii. Laptop Computer.
c. What is a desktop computer?
Answer: A computer designed to fit on a desktop is called a desktop computer.
d. What is a laptop computer?
Answer: A computer designed for mobile use is called a laptop computer.
e. Write any two differences between the desktop computer and laptop computer.
Answer: The two differences between the desktop computer and laptop computer are:-
|Desktop Computer||Laptop Computer|
|1. It can’t be easily carried from one place to another.||1. It can be easily carried from one place to another.|
|2. Desktop computers are less expensive than laptop computers.||2. Laptop computers are expensive than desktop computers.|
f. What are the basic parts of laptop computers?
Answer: The basic parts of laptop computers are:-
- Laptop Battery
- AC Adaptor
4. Write the following fullforms of:
a. PC, b. VDU, c. RAM
a. PC = Personal Computer
b. VDU = Visual Display Unit
c. RAM = Random Access Memory
5. Match the following:
|Group A||Group B|
|a. Desktop Computer||a. Interface between power supply and devices|
|b. Laptop computer||b. Computer Casing|
|c. System Unit||c. Lighter and Expensive|
|d. Power Cord||d. Heavier and cheaper|
a. Desktop computer = Heavier and cheaper
b. Laptop computer = lighter and expensive
c. System Unit = Computer casing
d. Power cord = Interface between power supply and devices
6. Complete the following cross word:
2. SYSTEM UNIT