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Q.

In a computer system, when an __________ expression in an infix notation needs to be evaluated, it is first converted into its postfix notation?

A

Algebraic

B

Arithmetic

C

Trigonometric

D

Geometric

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1.

A stack works on the principle of____________.

A

LIFO

B

LAFO

C

LIFF

D

None of the above

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2.

What will be the value of top, if there is a size of stack STACK_SIZE is 5

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5

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6

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4

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3.

The postfix form of A ^ B * C - D + E/ F/ (G + H)

A

AB^C*D-EF/GH+/+

B

AB^CD-EP/GH+/+*

C

ABCDEFGH+//+-*^

D

AB^D +EFGH +//*+

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4.

The result of evaluating the following postfix expression is5, 7, 9, *, +, 4, 9, 3, /, +, -

A

50

B

65

C

61

D

70

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5.

The data structure required to evaluate a postfix expression is

A

queue

B

stack

C

array

D

linked-list

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