Quiz 16 - Arrays and Loops

Which type of loop is best for iterating through the values of an array?

• for loop

• while loop

Which expression will get the length of the array called "ages"?

• ages.length()

• ages.size()

• ages.length

• ages.size

This code is supposed to print out all the elements of the array "scores", but it isn't working. What needs to be fixed?

• Use <= instead of <

• Start index at 0

• Use index-- instead of index++

• Use > instead of <

This code is supposed to print out all the elements of the array "scores", but it isn't working. What needs to be fixed?

• Use < instead of <=

• Start index at 1

• Use index-- instead of index++

• Use >= instead of <=

This code is supposed to print out all the elements of the array "scores", but it isn't working. What needs to be fixed?

• Use <= instead of <

• Start index at 1

• Use > instead of <

• Print scores[index] instead of scores

int size = input.nextInt();

The command above got an integer from the user. Which instruction would create an array with "size" elements?

• int [] myArray = new int [size];

• int myArray = new int [size];

• int [size] myArray = new int [];

• int myArray = new int (size);

What do we call two or more arrays which store related data at the same index?

• compact arrays

• cooperating arrays

• constant arrays

• co-related arrays

What will this for loop do?

• Print the elements of "scores" in order

• Print the elements of "scores" in reverse order

• It will cause an error

• Print the elements of "scores" in random order

Co-related arrays should have the same size.

• True

• False

Arrays can hold any type of value, even arrays.

• True

• False