Compilers Questions and Answers – Implementation of Increment and Decrement – 2

This set of Compilers Questions and Answers for Aptitude test focuses on “Implementation of Increment and Decrement – 2”.

1. In C programming language, which of the following type of operators have the highest precedence?
a) Relational Operators
b) Equality Operators
c) Logical Operators
d) Arithmetic Operators
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2. Which of the following operators has the highest precedence?
a) Unary +
b) *
c) >=
d) ==
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3. If i=1 j=2,k=3, then what is the value of the following expression?

!((j + k) > (i + 5))

a) 6
b) 5
c) 1
d) 0
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4. The expression 5 – 2 – 3 * 5 – 2 will evaluate to 18, if – is left associative and _____________
a) * has precedence over *
b) * has precedence over –
c) – has precedence over *
d) – has precedence over –
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5. Coercion _____________
a) Takes place over an assignment operator
b) Operator has operands of various types
c) None of the mentioned
d) Takes place over an assignment operator & Operator has operands of various types
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6. Choose the correct statement.
a) Expressions evaluated at compile time
b) String constants concatenated at compile time
c) None of the mentioned
d) Both of the mentioned
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7. Which of the following operators takes only integer operands?
a) +
b) *
c) /
d) %
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8. Pick the operators that associate from the left.
a) +
b) ,
c) <
d) All of the mentioned
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9. Pick the operators that associate from the right.
a) ?:
b) +=
c) =
d) All of the mentioned
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10. Pick the operators that associate from left to right.
a) &&
b) ?:
c) ,
d) All of the mentioned
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