Java Control Structures Quiz

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What are the three main control structures in any programming language?

Sequence, Selection, Repetition

Which keyword is used for the selection structure in Java?

if

What determines the order in which statements are executed in a Java program?

Control structure

Which control structure is used to execute instructions repeatedly until a logical condition is satisfied?

<p>Repetition</p> Signup and view all the answers

In a Java program, what determines alternative actions based on different inputs?

<p>'if/else' ladder(chain)</p> Signup and view all the answers

What type of statement is used to choose between alternative courses of action in a Java program?

<p>'if' statement</p> Signup and view all the answers

What happens if the expression in the if statement is false?

<p>The statements following the if are skipped</p> Signup and view all the answers

Which operator is used to check if a value is greater than another value?

<p>&gt;</p> Signup and view all the answers

What is the purpose of the equality operator '=='?

<p>Compare if two values are equal</p> Signup and view all the answers

In Java, the expression 'x < 0' is used to check if the value of x is:

<p>Less than 0</p> Signup and view all the answers

What does the if statement 'if(balance > 0) { fee = 0; }' do?

<p>Assigns a value of zero to fee if balance is greater than 0</p> Signup and view all the answers

What does the expression 'hrsWked > 38' check for?

<p>If hrsWked is greater than 38</p> Signup and view all the answers

In the code 'if(length == width) { System.out.print("it is square"); }', what does it check?

<p>If length is equal to width</p> Signup and view all the answers

What happens if 'totalPrice >= 100' in the code 'if(totalPrice >= 100) { disc = totalPrice * 0.1; totalPrice = totalPrice - disc; }' is true?

<p>A discount of 10% is applied</p> Signup and view all the answers

'3 space indentation' mentioned in the text refers to:

<p>Indenting code blocks by 3 spaces for better readability</p> Signup and view all the answers

'Everything after the if statement should be indented 3 spaces' implies:

<p>'if' statements need to be indented by exactly 3 spaces</p> Signup and view all the answers

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