Check your knowledge

1.

If you want to use a single-line comment to comment on a single line of code, what should you use?

Put forward slashes (//) on the end of the comment line.

Put forward slashes (//) at the beginning of a line of code.

Put backward slashes (\) at the beginning of a line of code.

Put forward slashes (//) at the beginning of a line of code and backward slashes (\) at the end of the comment line.

2.

Which repetitive statement enables you to repeat one or more statements a known number of times?

While

For

Repeat until

Loop

3.

Which repetitive statement does not require a begin and end block to run more than one statement repetitively?

Repeat-until

For-to-do

While-do

Foreach-in-do

4.

Which repetitive statement runs code at least once before validating a condition?

For-downto-do

While-do

Repeat-until

For-to-do

Answer the following questions to see what you've learned.