Java Programming Multiple Choice Questions - Operators And Assignments

This section focuses on the "operators and assignments " of the Java programming. These Multiple Choice Questions (mcq) should be practiced to improve the Java programming skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.

1.Which of the following can be operands of arithmetic operators?

A. Characters
B. Boolean
C. Numeric
D. Both Numeric & Characters

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2. Modulus operator, %, can be applied to which of these?

A. Both Integers and floating – point numbers
B. Integers
C. Floating – point numbers
D. None of the mentioned

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3. Decrement operator, −−, decreases the value of variable by what number?

A. 1
B. 2
C. 3
D. 4

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4. Which of these statements are incorrect?

A. Assignment operators can be used only with numeric and character data type
B. Assignment operators are more efficiently implemented by Java run-time system than their equivalent long forms
C. Assignment operators run faster than their equivalent long forms
D. None of the mentioned

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5. Can 8 byte long data type be automatically type cast to 4 byte float data type?

A. True
B. False

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6. Evaluate the value of the expression?
6 - 2 + 10 % 4 + 7

A. 14
B. 12
C. 13
D. 10

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7. What is/are highest order precedence operator(s) in Java?

A. ( )
B. { }
C. Both A & B
D. None of these

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8. The && and || operators

A. Compare two boolean values
B. Compare two numeric values
C. Combine two boolean values
D. Combine two numeric values

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9. Which of the following is the correct expression that evaluates to true if the number x is between 1 and 100 or the number is negative?

A. ((x < 100) && (x > 1)) && (x < 0)
B. ((x < 100) && (x > 1)) || (x < 0)
C. (1 > x > 100) || (x < 0)
D. 1 < x < 100 || x < 0

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10.Select from among the following character escape code which is not available in Java.

A. \\
B. \v
C. \a
D. \t
E. \r

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