Advanced Computing Theory

Question 1

What is meant by an interrupt (2)

Answer 1

An interrupt is a signal sent to the processor so that it requests the processor for some processing time to allows the computer to prioritize data and do the important jobs first.

Question 2

Give examples of an interrupt (3)

Answer 2

Power failure
Software Interrupt
Timer Interrupt
I/O put interrupt

Question 3

Explain the need for interrupt priorities (2)

Answer 3

To ensure that the processor is used efficiently and to decide between the current task or interrupt as well as ensuring the most important task takes precedence first

Question 4

Describe Insertion sort and its disadvantages and advantages

Answer 4

Insertion Sorts inserts one number at a time into its appropriate position comparing its value to the next data and when it meets its parameters it is inserted there.

Advantage: easy to code and is suitable for small data sets.
Disadvantages: Not suitable for large data sets. It’s inefficient.