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Java Programming : Basic Operations : Multiple Choice


Answer the following questions about basic operations in the Java programming language.

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Multiple choice

Your Performance  

1.

What will be the result of the expression
a % b
when a and b are of type int and their values are a = 10 and b = 6?

  None of these

  1

  1.66

  4

  Half-n-half Clue
 

2.

What will be the result of the expression
a % b
when a and b are of type int and their values are a = -17 and b = -6?

  5

  None of these

  -23

  -5

  Half-n-half Clue
 

3.

27 | 8 = ?

  8

  35

  27

  19

  Half-n-half Clue
 

4.

In the code below, what data types the variable x can have?
byte b1 = 5;
byte b2 = 10;
x = b1 * b2;(A) byte
(B) int
(C) short
(D) long
(E) float
(F) double

  (B), (D), (E) & (F)

  (B), (D) & (E)

  (B), (C) & (D)

  (D) & (F)

  (A), (B), (D) & (E)

  Half-n-half Clue
 

5.

What will be the value of a after execution of the following statements:
int a = 23, b = 34;
a = ((a < b) ? (b + a) : (b - a);

  11

  57

  23

  34

  Error. Cannot be executed.

  Half-n-half Clue
 

6.

Which of the following represent legal flow control statements?
(A) break;
(B) break();
(C) continue outer;
(D) continue(inner);
(E) return;
(F) exit();

  (A) & (E)

  (A), (C) & (E)

  (A), (C) & (D)

  (C) & (E)

  (A), (B) & (C)

  Half-n-half Clue
 

7.

Consider the following code: int x, y, z;
y = 1;
z = 5;
x = 0 - (++y) + z++;

After execution of this, what will be the values of x, y and z?

  x = 4, y = 1, z = 5

  x = -7, y = 1, z = 5

  x = 4, y = 2, z = 6

  x = 3, y = 2, z = 6

  Half-n-half Clue
 


 
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