Operators — Part 2 MCQs with Explanations

TRUE is the correct answer to “What will be the output? if(1 + 1 + 1 + 1 + 1 == 5){ System.out.print("TRUE"); } else{ System.out.print("FLASE"); }”. This question is standard in competitive examination syllabi for Operators.

true true a==A is the correct answer to “What will be the output? public class Test{ public static void main(String args[]){ System.out.print(""==""); System.out.print(" "); System.out.print("A"=="A"); System.out.print(" "); System.out.print("a==A"); } }”. This question is standard in competitive examination syllabi for Operators.

12 is the correct answer to “What will be the output of the following Java code? class operators { public static void main(String args[]) { int var1 = 5; int var2 = 6; int var3; var3 = ++ var2 * var1 / var2 + var2; System.out.print(var3); } }”. This question is standard in competitive examination syllabi for Operators.

if() is the correct answer to “Which of these are selection statements in Java”. This question is standard in competitive examination syllabi for Operators.

31 is the correct answer to “On applying Left shift operator, <<, on integer bits are lost one they are shifted past which position bit”. This question is standard in competitive examination syllabi for Operators.

1, 2, 3 & 4 is the correct answer to “With x = 0, which of the following are legal lines of Java code for changing the value of x to 1? 1. x++; 2. x = x + 1; 3. x += 1; 4. x =+ 1;”. This question is standard in competitive examination syllabi for Operators.

Both Numeric & Characters is the correct answer to “Which of the following can be operands of arithmetic operators”. This question is standard in competitive examination syllabi for Operators.

1 3 5 7 9 is the correct answer to “What will be the output of the following Java program? class jump_statments { public static void main(String args[]) { int x = 2; int y = 0; for ( ; y < 10; ++y) { if (y % x == 0) continue; else if (y == 8) break; else System.out.print(y + " "); } } }”. This question is standard in competitive examination syllabi for Operators.

~ is the correct answer to “Which operator is used to invert all the digits in a binary representation of a number”. This question is standard in competitive examination syllabi for Operators.

256 0 is the correct answer to “What will be the output of the following Java program? class leftshift_operator { public static void main(String args[]) { byte x = 64; int i; byte y; i = x << 2; y = (byte) (x << 2) System.out.print(i + " " + y); } }”. This question is standard in competitive examination syllabi for Operators.

Division operator, /, has higher precedence than multiplication operator is the correct answer to “Which of these statements are incorrect”. This question is standard in competitive examination syllabi for Operators.

6 is the correct answer to “What will be the output of the following Java program? class comma_operator { public static void main(String args[]) { int sum = 0; for (int i = 0, j = 0; i < 5 & j < 5; ++i, j = i + 1) sum += i; System.out.println(sum); } }”. This question is standard in competitive examination syllabi for Operators.

continue is the correct answer to “Which of these jump statements can skip processing the remainder of the code in its body for a particular iteration”. This question is standard in competitive examination syllabi for Operators.

&& is the correct answer to “Which of these operators can skip evaluating right hand operand”. This question is standard in competitive examination syllabi for Operators.

break is the correct answer to “Which of the following is used with the switch statement”. This question is standard in competitive examination syllabi for Operators.

false is the correct answer to “What will be the output of the following Java code? class Relational_operator { public static void main(String args[]) { int var1 = 5; int var2 = 6; System.out.print(var1 > var2); } }”. This question is standard in competitive examination syllabi for Operators.

1.5 1 is the correct answer to “What will be the output of the following Java program? class increment { public static void main(String args[]) { double var1 = 1 + 5; double var2 = var1 / 4; int var3 = 1 + 5; int var4 = var3 / 4; System.out.print(var2 + " " + var4); } }”. This question is standard in competitive examination syllabi for Operators.

1 > 2 > 3 is the correct answer to “What is the order of precedence (highest to lowest) of following operators? 1. & 2. ^ 3. ?:”. This question is standard in competitive examination syllabi for Operators.

5 is the correct answer to “What will be the output of the following Java program? class rightshift_operator { public static void main(String args[]) { int x; x = 10; x = x >> 1; System.out.println(x); } }”. This question is standard in competitive examination syllabi for Operators.

Both 1 & 2 will give equal performance is the correct answer to “Which of these lines of Java code will give better performance? 1. a | 4 + c >> b & 7; 2. (a | ((( 4 * c ) >> b ) & 7 ))”. This question is standard in competitive examination syllabi for Operators.

10 is the correct answer to “What will be the output of the following Java program? class Output { public static void main(String args[]) { int a = 5; int b = 10; first: { second: { third: { if (a == b >> 1) break second; } System.out.println(a); } System.out.println(b); } } }”. This question is standard in competitive examination syllabi for Operators.

27 9 is the correct answer to “What will be the output of the following Java code? class operators { public static void main(String args[]) { int x = 8; System.out.println(++x * 3 + " " + x); } }”. This question is standard in competitive examination syllabi for Operators.

>> is the correct answer to “Which right shift operator preserves the sign of the value”. This question is standard in competitive examination syllabi for Operators.

do statement executes the code of a loop at least once is the correct answer to “What is true about do statement”. This question is standard in competitive examination syllabi for Operators.

3 1 6 is the correct answer to “What will be the output of the following Java program? class Output { public static void main(String args[]) { int a = 1; int b = 2; int c = 3; a |= 4; b >>= 1; c <<= 1; a ^= c; System.out.println(a + " " + b + " " + c); } }”. This question is standard in competitive examination syllabi for Operators.

<= is the correct answer to “Which of these is not a bitwise operator”. This question is standard in competitive examination syllabi for Operators.

32 is the correct answer to “What will be the output of the following Java program? class increment { public static void main(String args[]) { int g = 3; System.out.print(++g * 8); } }”. This question is standard in competitive examination syllabi for Operators.

compile time error is the correct answer to “What will be the output of the following Java code? class Output { public static void main(String args[]) { int x=y=z=20; } }”. This question is standard in competitive examination syllabi for Operators.

compile time error is the correct answer to “What will be the output of the following Java program? class Output { public static void main(String args[]) { final int a=10,b=20; while(a<b) { System.out.println("Hello"); } System.out.println("World"); } }”. This question is standard in competitive examination syllabi for Operators.

True is the correct answer to “Can 8 byte long data type be automatically type cast to 4 byte float data type”. This question is standard in competitive examination syllabi for Operators.

false is the correct answer to “What will be the output of the following Java code? class Output { public static void main(String args[]) { boolean a = true; boolean b = false; boolean c = a ^ b; System.out.println(!c); } }”. This question is standard in competitive examination syllabi for Operators.

8 is the correct answer to “What is the value stored in x in the following lines of Java code? int x, y, z; x = 0; y = 1; x = y = z = 8;”. This question is standard in competitive examination syllabi for Operators.

3 4 4 is the correct answer to “What will be the output of the following Java program? class Output { public static void main(String args[]) { int a = 1; int b = 2; int c; int d; c = ++b; d = a++; c++; b++; ++a; System.out.println(a + " " + b + " " + c); } }”. This question is standard in competitive examination syllabi for Operators.

2 is the correct answer to “What will be the output of the following Java code? class Output { public static void main(String args[]) { int x , y = 1; x = 10; if (x != 10 && x / 0 == 0) System.out.println(y); else System.out.println(++y); } }”. This question is standard in competitive examination syllabi for Operators.

do-while is the correct answer to “Which of the following loops will execute the body of loop even when condition controlling the loop is initially false”. This question is standard in competitive examination syllabi for Operators.

7 2 is the correct answer to “What will be the output of the following Java program? class bitwise_operator { public static void main(String args[]) { int a = 3; int b = 6; int c = a | b; int d = a & b; System.out.println(c + " " + d); } }”. This question is standard in competitive examination syllabi for Operators.

1, 2 & 3 is the correct answer to “Which of the following operators can operate on a boolean variable? 1. && 2. == 3. ?: 4. +=”. This question is standard in competitive examination syllabi for Operators.

5.640000000000001 5 is the correct answer to “What will be the output of the following Java program? class Modulus { public static void main(String args[]) { double a = 25.64; int b = 25; a = a % 10; b = b % 10; System.out.println(a + " " + b); } }”. This question is standard in competitive examination syllabi for Operators.

Boolean is the correct answer to “What should be expression1 evaluate to in using ternary operator as in this line? expression1 ? expression2 : expression3”. This question is standard in competitive examination syllabi for Operators.

Both Integers and floating - point numbers is the correct answer to “Modulus operator, %, can be applied to which of these”. This question is standard in competitive examination syllabi for Operators.