1a
2 marks
Describe how an operating system organises files and folders.
1b
2 marks
Explain one way an audit trail helps programmers create robust software.
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Software (Edexcel GCSE Computer Science): Exam Questions
Exam code: 1CP2
16 mins3 questions
2a
2 marks
A code review is carried out by a programmer or an automated system.
Both methods cost money.
Complete the table with one other disadvantage for each method.
Method of code review | Disadvantage |
|---|---|
By a programmer | |
By an automated system |
2b
1 mark
Identify the purpose of defragmentation software.
Compressing data
Encrypting data
Organising data
Protecting data
2c
3 marks
One function of an operating system is to manage processes.
(i) Describe one way the operating system makes sure each process can use the CPU.
(2)
(ii) Give one other function of an operating system.
(1)
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3a
2 marks
Identify two reasons for using data compression.
Reduces data transfer times
Reduces disk fragmentation
Reduces required storage space
Reduces the chance of data being hacked
Reduces the need for error detection and correction
3b
2 marks
Robust software must be free from vulnerabilities before it is released to users. Programming bugs are one type of vulnerability.
State two other types of vulnerability.
3c
2 marks
Some users are given administrator privileges.
Explain one way an operating system allows an administrator to manage users.
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