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Java Programming : Language Basics : True or False


Answer the following questions about basics of the Java programming language. These include concepts like operators, variables, declarations, basic language structures such as if, for, switch, etc.

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Multiple choice

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1.

An individual array element from an array of type int, when passed to a method is passed by value.

  True

  False

 

2.

A break statement must always be present in the default case of a "switch" selection structure.

  True

  False

 

3.

The expression (y >= z && a == b) is evaluated by first evaluating the expression y >= z, and then evaluating a == b.

  True

  False

 

4.

Declarations must appear at the start of the body of a Java method.

  True

  False

 

5.

consider the statement "x = (a > b) ? a : b"; then the value of x is 27, if a = 18 and b = 27.

  True

  False

 

6.

Whenever the "&&" operator is used, such as in:
exp1 && exp2
where exp1 and exp2 are boolean expressions, both the boolean expressions are not always evaluated.

  True

  False

 

7.

The operations y >> 3 and y >>> 3 produce the same result when y > 0.

  True

  False

 


 
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