Java Selection Structures Quiz

What is the purpose of the 'if-else' structure in programming?

To select between two alternatives based on a condition

In the 'if-else if-else' structure, when does the program execute the 'else' block?

When the condition in the 'else if' block is false

What is the output of Sample Program 1 if the input number is 0?

0 is a negative value

In which scenario does Alternative Program 2 execute the 'else if (number < 0)' block?

When the number is less than 0 Signup and view all the answers

What does the 'if/else ladder' refer to in programming?

Nested if-else statements Signup and view all the answers

What is the purpose of the 'Selection' control structure in programming?

To choose between different paths based on a condition Signup and view all the answers

What happens if none of the conditional expressions in a chain of if-else statements are true?

The final else statement is executed as the default condition Signup and view all the answers

In the given code, what is the value of 'grade' if 'mark' is 75?

A Signup and view all the answers

What is the purpose of using logical operators in conditional statements?

To allow more than one criteria in a conditional statement Signup and view all the answers

In the alternative comparison code, what is the value of 'grade' if 'mark' is 55?

C Signup and view all the answers

What does the 'else' statement represent in a chain of if-else statements?

It handles any conditions that were missed by the preceding if and else-if statements Signup and view all the answers

What happens if a true condition is found in a chain of if-else statements?

The statement associated with it is executed and the rest of the ladder is bypassed Signup and view all the answers

When are logical operators used in conditional statements?

To allow more than one criteria in a conditional statement Signup and view all the answers

What does the final else act as in a chain of if-else statements?

'Default' condition handler Signup and view all the answers

What are the outcomes of using && as a logical operator?

Return true if both conditions A and B are true Signup and view all the answers

What happens if there is no final else and all other conditions are false in a chain of if-else statements?

No action will take place Signup and view all the answers

Java Selection Structures Quiz

Questions and Answers

What is the purpose of the 'if-else' structure in programming?

In the 'if-else if-else' structure, when does the program execute the 'else' block?

What is the output of Sample Program 1 if the input number is 0?

In which scenario does Alternative Program 2 execute the 'else if (number < 0)' block?

What does the 'if/else ladder' refer to in programming?

What is the purpose of the 'Selection' control structure in programming?

What happens if none of the conditional expressions in a chain of if-else statements are true?

In the given code, what is the value of 'grade' if 'mark' is 75?

What is the purpose of using logical operators in conditional statements?

In the alternative comparison code, what is the value of 'grade' if 'mark' is 55?

What does the 'else' statement represent in a chain of if-else statements?

What happens if a true condition is found in a chain of if-else statements?

When are logical operators used in conditional statements?

What does the final else act as in a chain of if-else statements?

What are the outcomes of using && as a logical operator?

What happens if there is no final else and all other conditions are false in a chain of if-else statements?

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