Infix to Postfix Conversion Quiz Online Practice Test

1. When an operand is encountered, what action is taken?

It is added to the output queue

It is pushed onto the operator stack

It is disregarded

The operator stack is cleared

2. What action is taken when a left parenthesis `(` is encountered?

It is ignored

It is added to the output

It is pushed onto the operator stack

The operator stack is cleared

3. Identify the infix expression:

(a+b)*(c+d)

ab+c*

+ab

abc+*

4. Determine the time complexity of converting infix expressions to postfix notation:

O(N log N)

O(N)

O(N²)

O(M log N)

5. Convert the infix expression `a+b*c+(d*e)` to its postfix form:

`abc*+de*+`

`abc+*de*+`

`a+bc*de+*`

`abc*+(de)*+`

6. Convert the infix expression `a-b-c` to postfix notation:

`-ab-c`

`ab-c-`

`-abc--`

`-ab-c`

7. Determine the postfix notation for the infix expression `a/b^c-d`:

`abc^/d-`

`ab/cd^-`

`ab^cd/-`

`abcd^/-`

8. Identify the incorrect statement regarding the infix to postfix conversion process:

Operands are always sent to the output

Operators are pushed onto the stack if they have lower precedence

Parentheses are added to the output

Operators of the same or higher precedence follow the same rule

9. In the infix to postfix conversion process, how are operators associated?

Right to left

Left to right

Center to left

Center to right

10. What is the postfix notation for the infix expression `a*(b+c)/d`?

`ab+c*d/`

`abc+*d/`

`ab+c*d/`

11. Determine the postfix expression for the infix notation `a+(b*c(d/e^f)*g)*h`:

`abc*de^f/g*+*h+`

`abc*def^/g*+h*+`

`abcd*ef^/g*-h*+`

`abc*de^f/g*+h*+`

12. Convert the expression `a+b*(c^d-e)^(f+g*h)-i` to its postfix form:

`abcd^e-fg*h+^*+i-`

`abc^de-fg+h*^*+i-`

`abcd^e-fgh*+^*+i-`

`ab+cde^f+g*h^*-i-`

Test Name:	Infix to Postfix Conversion Quiz
Subject Category:	Computer Science
Test Type:	Multiple Choice Questions
Total Score / Questions:	12 / 12
Time Allowed:	10 Min
Who Should Practice this Test:	Students, job seekers, or professionals preparing for competitive exams and interviews.

Infix to Postfix Conversion MCQ Quiz Online Practice Test