CMSC 131 Quiz 2

What is the main purpose of the initialization portion in a for-loop?

• To execute the loop body

• To set the loop condition

• To update the loop variable

• To set the loop variable initially

In a for-loop, when is the condition checked?

• After each iteration

• Before each iteration

• Only at the start

• Only at the end

What operation is typically performed in the update section of a for-loop?

• Initializing variables

• Checking conditions

• Incrementing or modifying the loop variable

• Printing output

In the provided example, what is the range of numbers printed by the for-loop?

• 1 to 2

• 1 to 3

• 1 to 4

• 2 to 3

Which component of a for-loop can be left blank, provided the programmer ensures it is not an infinite loop?

• Initialization

• Condition

• Update

• All of the above

In the provided example, what is the purpose of incrementing the loop variable 'k' at the bottom of the for-loop?

• To create an infinite loop

• To ensure the loop terminates

• To reset the loop

• To decrease the loop variable

What is the term used when loops are placed inside of other loops?

• Infinite loops

• Nested loops

• Parallel loops

• Sequential loops

In the nested loop example, what is the maximum value of 'col'?

• 1

• 2

• 3

• 4

What does the inner-most System.out.println statement print when 'row' is 1 and 'col' is 2?

• Row: 1 Col: 1

• Row: 1 Col: 2

• Row: 2 Col: 1

• Row: 2 Col: 2

What is the purpose of tracing out the values of each variable during an iteration?

• To figure out what a loop is doing

• To increase the speed of the loop

• To reduce memory usage

• To avoid syntax errors