Q 1: | Which of the following is a task region of spiral model |
(1) | Planning |
(2) | Risk analysis |
(3) | Engineering |
(4) | All of the above |
Correct Answer: All of the above | |
Q 2: | Effort is measured in terms of: |
(1) | Person months |
(2) | Persons |
(3) | Rupees |
(4) | Months |
Correct Answer: Person months | |
Q 3: | Which of the following is not described as a typical network classification? |
(1) | Local Area Network |
(2) | Wide Area Network |
(3) | Metropolitan Area Network |
(4) | Country Area Network |
Correct Answer: Country Area Network | |
Q 4: | ..................... requires that each station first listen to the medium before sending. |
(1) | MA |
(2) | CSMA |
(3) | FDMA |
(4) | CDMA |
Correct Answer: CSMA | |
Q 5: | ................cryptography is often used for long messages |
(1) | Symmetric-key |
(2) | Asymmetric-key |
(3) | public-key |
(4) | None of the above |
Correct Answer: Symmetric-key | |
Q 6: | What is stub network |
(1) | A network with more than one exit point |
(2) | A network with more than one exit and entry point |
(3) | A network with only one entry and no exit point |
(4) | A network that has only one entry and exit point |
Correct Answer: A network that has only one entry and exit point | |
Q 7: | In a Hierarchical database, a hashing function is used to locate the |
(1) | Collision |
(2) | Root |
(3) | Foreign Key |
(4) | Records |
Correct Answer: Root | |
Q 8: | An index record appears for every search key value in the file is |
(1) | Secondary index |
(2) | Dense index |
(3) | Sparse index |
(4) | Multi level index |
Correct Answer: Dense index | |
Q 9: | The two-phase locking protocol ensures |
(1) | Serializability |
(2) | Recoverability |
(3) | Both 1 and 2 |
(4) | None |
Correct Answer: Serializability | |
Q 10: | The two operators can you use in a GROUP BY clause to return additional summary data in a query result? |
(1) | ROLLUP |
(2) | HAVING |
(3) | CUBE |
(4) | Both A and C |
Correct Answer: Both A and C | |