Raptor

Which of the following RAPTOR symbols represent the assignment operation?

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Which of the following assignment statements is invalid?

• X <-- 3

• X <-- X

• X + 3 <-- X

• X <-- "X"

Answer explanation

On the left hand side of the assignment statement, it must be a variable

Which of the following buttons in RAPTOR should be clicked if one wants to execute a flowchart symbol by symbol?

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Answer explanation

A triangle is an execution symbol. A triangle together with a bold line is used to execute symbol by symbol.

Study the flowchart. How many variables are used in the flowchart?

• 1

• 2

• 3

• 4

Answer explanation

The two variables are X and Y.

Study the flowchart. Which type of data does the variable Y hold?

• Character

• Date

• Number

• String

Answer explanation

The multiplication operator * can only apply on Numbers.

Study the flowchart. What is the aim of the flowchart?

• To calculate the product of X and Y

• To calculate the square of a number entered.

• To calculate the square root of a number entered

• To multiply a number entered by 2