CS- AI generated

Subject: IGCSE Computer Science Difficulty: 3/5 Total Marks: 27
One question at a time

Question 1 (11 marks)

Data Representation and Algorithms

A company stores employee IDs as 8-bit binary numbers. The company is expanding and needs to accommodate more employees.

a) Explain why an 8-bit binary number system might be insufficient for storing employee IDs in an expanding company.

[3]

b) Binary search algorithm can be used to quickly find employee records by name in memory.

Describe two condition that the data structure holding employee records must have.

[2]

c) Write pseudocode to convert a denary (base 10) number to an 8-bit binary number.

[6]
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