Description and purpose of code indentation

Question 1

Description and purpose of code indentation

Answer 1

Move lines of code inside constructs in by a few spaces (tab) to show clearly which code is inside which construct

Question 2

Purpose and examples of maintainability

Answer 2

• Create the system so that it can be easily maintained (changed, fixed, updated) by other people
• Add comments and indent code

Question 3

How to anticipate misuse

Answer 3

Look at what people could do, and plan to restrict this, e.g. could they access data they shouldn’t ?

If so, plan to stop this by restricting the access

Question 4

Purpose of authentication (defence design)

Answer 4

Only allow people with the correct username and password entry to the system

Question 5

Purpose of system maintenance

Answer 5

Keeping a system running, e.g. correct errors, change its function, make it more efficient

Question 6

Description and purpose of code comments

Answer 6

Text added to a program, which is not run, that explains the purpose/function of sections of code

Question 7

Purpose of testing

Answer 7

• To make sure a system works as intended

* To make sure a system is robust (cannot be easily broken)

Question 8

Purpose of planning for contingencies

Answer 8

Plan what happens if something goes wrong, e.g. an error occurs or unexpected data is input, and how data will be recovered