MOCK TEST

• Which loop construct in Java is best suited when the number of iterations is known?

  for loop
• What is the purpose of the continue statement in a loop?

  • A: To exit the loop immediately
  • B: To skip the current iteration and move to the next iteration
  • C: To terminate the program
  • D: To execute a specific block of code 

  B
• Which loop construct in Java is best suited when the number of iterations is unknown?

  while loop
• What is the key difference between a while loop and a do-while loop in Java?

  • A: The syntax used to define the loop
  • B: The number of iterations performed
  • C: The condition check timing
  • D: The ability to use the break statement 

  C
• Which loop construct guarantees that the loop body is executed at least once? 

  do-while loop
• What is an infinite loop?

  • A: A loop that executes only once
  • B: A loop that never terminates naturally
  • C: A loop that contains an unreachable code block
  • D: A loop that uses the continue statement

  B
• Which statement is used to exit a loop prematurely?

  break
• Which loop construct is best suited for iterating over an array or a collection? 

  for loop
• Which type of loop is best known for its boolean condition that controls entry to the loop? 

  while
• Which type of loop is best known for using an index or counter?

  for loop
• Which of the following can loop through an array without referring to the elements by index?

  • A: do-while loop
  • B. for (traditional)
  • C. for-each
  • D. while

  C - loop through the collection and each time through the loop, it will use the next item from the collection