OCR J277 - Maintainability

Which of these describes maintainability?

• Making the program easier to use for the user

• Making the code easier to read for the user

• Making the code easier to read for the programmer

• Making the program easier to use for the programmer

In order to explain what you mean to another programmer in words in the code you use...

• Sub-Programs

• Whitespace

• Indentation

• Comments

What word describes: giving variables names that reflect what their purpose is?

Which of these would you NOT use to add whitespace

• spaces

• indentation

• extra variable names

• empty lines

What maintainability term describes splitting code up into methods that perform some of the work?

Why is code indented?

• To group together a function

• The code does not use a { syntax and indentation is used instead

• To make the code easier to read

• All of the above

Which of these is not a method for authenticating a user?

• Password

• Password and Username

• Finger print scanner

• Encryption

When should comments be used within a program?

• To help describe what code and structures are expected to do

• To remind the developer if when lunch is

• To include what tests must be carried out on the code

• Every line, so that you know exactly what is happening

Which of the following are maintainability considerations - tick all that apply

• authentication

• comments

• naming conventions

• anticipating misuse

• use of subprograms

Why do we want code to be maintainable?

• To make code easy to edit by other programmers

• To lessen the chance of mistakes when programming

• To make it easier to make corrections to your own code

• All of the above