26. The enhanced for loop Select one: a. is convenient for traversing all elemen

Question

26.

The enhanced for loop

Select one:

a. is convenient for traversing all elements in an array

b. is convenient for traversing elements in a partially filled array

c. is only used for arrays of integers

d. is used to initialize all array elements to a common value

27.

Suppose that a program asks a user to enter multiple integers, either positive or

negative, to do some calculation. The data entry will stop when the user enters a

certain value to indicate the end of the data. What value should the code use as

the sentinel?

Select one:

a. 0

b. -1

c. 999

d. An alphabetic character

28.

An if statement inside another if statement is called a

Select one:

a. switch statement

b. nested if statement

c. break statement

d. syntax error, since that is not permitted in Java

29.

Which Java statement prints a blank line?

a. public static void main ( String [] args)

b. System.out.print ();

c. System.out. println();

d. System.out. Println();

30.

What is the output of the following code snippet?

public static void main(String[] args)

{

int num1 = 10;

int num2 = 5;

int num3 = 200;

num3 = num3 % (num1 * num2);

System.out.println(num3);

}

Select one:

a. 0

b. 4

c. 10

d. 250

Explanation / Answer

26.

The enhanced for loop

Select one:

a. is convenient for traversing all elements in an array

27.

Suppose that a program asks a user to enter multiple integers, either positive or

negative, to do some calculation. The data entry will stop when the user enters a

certain value to indicate the end of the data. What value should the code use as

the sentinel?

Select one:

b. -1

d. An alphabetic character

28.

An if statement inside another if statement is called a

Select one:

b. nested if statement

29.

Which Java statement prints a blank line?

c. System.out. println();

30.

What is the output of the following code snippet?

public static void main(String[] args)

{

int num1 = 10;

int num2 = 5;

int num3 = 200;

num3 = num3 % (num1 * num2);

System.out.println(num3);

}

Select one:

b. 4

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