PROCESSING
CPU (Central Processing Unit)
The CPU is a micro-processing chip that controls your PC’s operations. It is the part
of the computer where work gets done. It can perform millions of calculations per
second.
Access the following web-site to help you complete the questions below:
www.jegsworks.com/Lessons/lessonintro.htm
1. Match the following functions of the motherboard with its definition:
a) Fetch
b) Decode
c) Execute
d) Store
____
____
____
____
Write the result to main memory
Actually processes the command
Translate it into computer commands
Get an instruction from main memory
2. What is the System Clock Rate?
3. What is processor speed measured in?
4. Describe how bus width can affect processor speed.
5. With a partner, surf the net to find the launching dates of the following
Intel chips:
(Listed in chronological order)
Processor
8086
80286, 80386,
80486
Pentium
Pentium Pro
Pentium with MMX
Pentium II
Pentium III
Launch Dates and Description
PROCESSING
MEMORY
Memory is also called Random Access Memory (RAM). RAM temporarily stores data
inside a computer.
Complete the following questions in class:
1. Use the examples of a chalkboard and a notebook to illustrate the
difference between memory and storage.
a) _______________
b) _______________
2. What is memory measured in?
3. What is ROM?
4. a) What are the two main types of RAM called?
b) What are the differences between the two?