Data Types, Variables and Flowcharts

What does a flowchart show?

• Images
• Variable
• Workflow
• Signals

Which of the following is a datatype?

• Function
• Diagram
• String
• Element

Which of the following is the correct definition of an integer variable?

• int a = 10;
• integer a = 10;
• in x = 20;
• Value x = 21;

What is the main use for variables in programming?

• Deleting elements.
• Storing values.
• Looping code.
• Emptying a string.

Which of the following is a comparison operator?

• /
• +
• %
• >

Which is the correct use of a mathematical operator?

• int x = 5 + 7;
• 5 && 0
• string s="10 and 2";
• int y = 10;

Which of these variable definitions is not correct?

• String s="Hello";
• Float  f="10";
• int i = 0;
• double d = 1000;