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Questions and Answers
Which type of variable is used in the if statement to decide whether the next statement or block of statements executes?
Which type of variable is used in the if statement to decide whether the next statement or block of statements executes?
- String
- Double
- Boolean (correct)
- Integer
In programming style, how should the executed statement be positioned in relation to the if condition?
In programming style, how should the executed statement be positioned in relation to the if condition?
- On the same line as the if condition
- On the line after the if statement (correct)
- Two lines after the if condition
- Before the if condition
How are conditionally executed statements grouped into a block in programming?
How are conditionally executed statements grouped into a block in programming?
- Using angle brackets <>
- Using square brackets []
- Using curly braces {} (correct)
- Using parentheses ()
What happens when a flag is set to true in a program?
What happens when a flag is set to true in a program?
What type of operators can be used to compare characters or numbers in programming?
What type of operators can be used to compare characters or numbers in programming?
What additional feature does the if else statement add to conditional execution of code?
What additional feature does the if else statement add to conditional execution of code?
What is the primary function of the if statement in programming?
What is the primary function of the if statement in programming?
How does an if statement without block curly braces indicate the end of its execution?
How does an if statement without block curly braces indicate the end of its execution?
In programming style, how should the executed statement be positioned in relation to the if condition?
In programming style, how should the executed statement be positioned in relation to the if condition?
What is the purpose of using a flag in programming?
What is the purpose of using a flag in programming?
How can characters or numbers be compared in programming?
How can characters or numbers be compared in programming?
What does an else if statement add to conditional execution in programming?
What does an else if statement add to conditional execution in programming?
Which logical operator connects two boolean expressions into one where only one of the expressions must be true?
Which logical operator connects two boolean expressions into one where only one of the expressions must be true?
What does short circuiting refer to in the context of logical operators?
What does short circuiting refer to in the context of logical operators?
In Java, which operator is used to reverse the truth of a boolean expression?
In Java, which operator is used to reverse the truth of a boolean expression?
What is the purpose of using parentheses in logical expressions?
What is the purpose of using parentheses in logical expressions?
Which method should be used to compare the contents of two String objects in Java?
Which method should be used to compare the contents of two String objects in Java?
What happens when two reference variables point to different String objects but with the same content?
What happens when two reference variables point to different String objects but with the same content?
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