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Queue Operations - Section 4 Multiple Questions and Answers.
| 16. | In a priority queue, insertion and deletion takes place at ………………? | ||
| A. | front, rear end | ||
| B. | only at rear end | ||
| C. | only at front end | ||
| D. | any position | ||
| 17. | The minimum number of multiplications and additions required to evaluate the polynomial P = 4x3+3x2-15x+45 is | ||
| A. | 6 & 3 | ||
| B. | 4 & 2 | ||
| C. | 3 & 3 | ||
| D. | 8 & 3 | ||
| 18. | In Computer generally _________ expressions are preferred: | ||
| A. | Postfix | ||
| B. | Infix | ||
| C. | Prefix | ||
| D. | None of the above | ||
| 19. | A common example of a queue is people waiting in line at a__________: | ||
| A. | Bus stop | ||
| B. | Movie hall | ||
| C. | Shopping mall | ||
| D. | None of the above | ||
| 20. | In Breadth First Search of Graph, which of the following data structure is used? | ||
| A. | Stack | ||
| B. | Queue | ||
| C. | Linked list | ||
| D. | None | ||
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