Day 34 - Flashcardziz

Front

What is a boolean variable?

Back

A boolean variable is a data type that can hold one of two values: true or false.

Front

What does the boolean variable canVote represent in programming?

Back

The boolean variable canVote typically represents whether a person is eligible to vote, with true indicating eligibility and false indicating ineligibility.

Front

What is the output of a program that prints a number?

Back

The output is the number that is specified in the print statement.

Front

What does the output '5' indicate in a program?

Back

It indicates that the program has successfully executed a statement that results in the value 5 being printed.

Front

How do you concatenate two strings in programming?

Back

You concatenate two strings by using the '+' operator or by using specific functions depending on the programming language.

Front

What is the output of the program if the user inputs 'Florence' and 'Fernandez'?

Back

The output will be 'FlorenceFernandez' if there is no space or newline character between the two inputs.

Front

What does the comparison operator '!=' mean?

Back

'!=' means 'not equal to' and is used to compare two values.

Front

What is the purpose of the OR operator in programming?

Back

The OR operator (||) is used to combine two boolean expressions and returns true if at least one of the expressions is true.

Front

What is the difference between '&&' and '||' operators?

Back

'&&' (AND) returns true only if both expressions are true, while '||' (OR) returns true if at least one expression is true.

Front

What does the '!' operator do in programming?

Back

The '!' operator is the NOT operator, which negates the boolean value of an expression.