What is the purpose of the cpu, Computer Engineering

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Problem 1

a) What is the purpose of the CPU and what can the CPU perform.

b) Name the two most common types of software and briefly illustrate each one.

c) The CPU consists of 3 major units. Name the three units and explain the purpose of each unit.

d) What is a machine cycle?

Problem 2

a) Convert the given number in the Hexadecimal notation:

(i) 123
(ii) 198
(iii) 255

b) What does DDR SRAM stands for? Briefly explain DDR SRAM.

c) Differentiate between "Virtual Memory" and "Cache Memory".

d) Illustrate the term "Open Source Software".


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