| Q 1: | What is the highest form of the following relation assuming it already in 1 NF
|
| (1) | 2 NF |
| (2) | 3 NF |
| (3) | BCNF |
| (4) | None |
| Correct Answer: 2 NF | |
| Q 2: | SET concept is used in |
| (1) | Network Model |
| (2) | Hierachical Model |
| (3) | Relational Model |
| (4) | None |
| Correct Answer: Network Model | |
| Q 3: | ORACLE supports |
| (1) | Inner join, outer join and semi join only |
| (2) | Outer join and semi join only |
| (3) | Inner join and outer join only |
| (4) | Inner join, outer join, semi join and anti join |
| Correct Answer: Inner join, outer join, semi join and anti join | |
| Q 4: | .......... command is used to remove a relation from an SQL database |
| (1) | update table |
| (2) | Remove table |
| (3) | Delete table |
| (4) | Drop table |
| Correct Answer: Drop table | |
| Q 5: | The four byte IP address consists of |
| (1) | Neither network nor Host Address |
| (2) | Network Address |
| (3) | Both Network and Host Address |
| (4) | Host Address |
| Correct Answer: Both Network and Host Address | |
| Q 6: | To verify a digital signature, we need the......... |
| (1) | Sender's private key |
| (2) | Sender's public key |
| (3) | Receiver's private key |
| (4) | Receiver's public key |
| Correct Answer: Sender's public key | |
| Q 7: | In.............. error correction, the receiver corrects errors without requesting retransmission. |
| (1) | backward |
| (2) | onward |
| (3) | forward |
| (4) | none |
| Correct Answer: forward | |
| Q 8: | A two-layer switch is a |
| (1) | repeater |
| (2) | bridge |
| (3) | router |
| (4) | none |
| Correct Answer: bridge | |
| Q 9: | Find odd one |
| (1) | K-means |
| (2) | Hierarchical |
| (3) | Partitional |
| (4) | Splitting |
| Correct Answer: Splitting | |
| Q 10: | Tool used to compile java code is |
| (1) | java |
| (2) | javac |
| (3) | jar |
| (4) | javadoc |
| Correct Answer: javac | |
