Algorithms and Pascal Programming

What are the three basic programming constructs?

• Sequence, selection and iteration

• Sequence, selection and looping

• Sequence, iteration and looping

• Sequence, execution and selection

Which of the following statements implement definite iteration?

• ​STOP UNTIL

• FOR ENDFOR

• REPEAT UNTIL

• WHILE ENDWHILE

What are the two possible results of testing a condition?

• YES and NO​

• POSITIVE and NEGATIVE

• ​TRUE and FALSE​

• 0 or 1

Which logical operator represents greater than?

• <

• >

• >=

• ==

Which data type represents whole numbers?

• Real

• String

• Integer

• Float

What is a constant?

• A value that does not usually change as a program is running

• A variable with more than one data type

• A named piece of memory that holds a value which usually changes as a program is running

• A named piece of memory that holds a value which cannot be changed as a program is running

What is recorded in a test/trace table?

• Evidence of successful tests

• Evidence of failed tests

• Evidence of testing

• Evidence the program run

What is an algorithm?

• How to make a jam sandwich

• A way to solve a problem

• instructions

• Step by step instructions to solve a problem

Code repeated / looped until a condition has been met or a set number of times.

• Iteration

• While...

• the end is never

  the end is never

  the end is never

  the end is never

  the end is never

  the end is never

  the end is never

  the end is never

  the end is never...

• For...

What is the % used for in Pascal?

• Integer division

• Give the whole number

• To give the remainder

• Give the decimal only