Tuesday C.W.
4/8/2020 Inside the System Unit
Let’s Exercise
Q1. Name the
following.
a.
The volatile
memory of a computer. RAM
b.
Any one
removable storage device of a computer. Pen drive
c.
It supplies
power to each and every component inside the CPU unit. SMPS
(Switched Mode Power Supply) or PSU (Power Supply Unit)
d.
The thin
plate that hold the processor. Motherboard
Q2. Name the
ports to connect the following devices.
a.
Headphone – Audio
In/Audio Out
b.
Monitor – VGA
port
c.
Pen drive – USB
port
d.
Mouse – PS/2
Q3. Answer
the following questions.
a.
What is the
purpose of ROM? List the different types of ROM.
Ans-
ROM is used to hold instructions that are executed when the computer is
initially switched on.
Types
of ROM
1. PROM (Programmable
Read- Only Memory)
2. EPROM
(Erasable Programmable Read- Only Memory)
3. EEPROM
(Electrically Erasable Programmable Read- Only Memory)
b.
Write a short
note on the role of secondary memory of a computer.
Ans
– It is the memory of the computer where information is stored permanently for
future use. Secondary memory devices can be removable and non-removable .
For
example, an internal hard disk (non-removable storage device)
CDs, DVDs, pen drives
(removable storage device)
c.
What is the
use of computer fan inside the system unit?
Ans-
A computer fan is a small fan inside a computer case used for cooling the
different parts that get heated up when the computer is ON.
d.
Explain the
significance of motherboard.
Ans
– It is a thin plate that holds the processor and other components. It provides
electrical connections by which other components of the system can communicate
with each other.
No comments:
Post a Comment
Note: only a member of this blog may post a comment.