| 1. |
Security Measures Needed to protect during their transmission |
| A. | file |
| B. | data |
| C. | packet |
| D. | all of above |
| Answer» B. data | |
| 2. |
means knowledge obtained from investigation, study , intelligence new ,facts . |
| A. | security |
| B. | data |
| C. | information |
| D. | none of these |
| Answer» C. information | |
| 3. |
Prevention of the unauthorised used of Resources refers too? |
| A. | data integrity |
| B. | data confidentiality |
| C. | acess control |
| D. | none of these |
| Answer» C. acess control | |
| 4. |
Protection against Denial by one of these parties in a communication refers to? |
| A. | non-repudiation |
| B. | data integrity |
| C. | authentication |
| D. | none of these |
| Answer» A. non-repudiation | |
| 5. |
Which One of them is Passive attack? |
| A. | denial of service |
| B. | modify message in transit |
| C. | replay previous message |
| D. | obtain message contain |
| Answer» D. obtain message contain | |
| 6. |
What is lying of IP address called as? |
| A. | ip spoofing |
| B. | ip scamming |
| C. | ip lying |
| D. | none of theses |
| Answer» A. ip spoofing | |
| 7. |
What is full form of DDoS? |
| A. | derived denial of service |
| B. | distributed denial of service |
| C. | denial of service |
| D. | none of these |
| Answer» B. distributed denial of service | |
| 8. |
A hacker guessing suggested password to a program is call as? |
| A. | password guessing |
| B. | dictionary attack |
| C. | default password attack |
| D. | none of these |
| Answer» C. default password attack | |
| 9. |
Symmetric key encryption is also called as? |
| A. | public key encryption |
| B. | private key encryption |
| C. | both of these |
| D. | none of these |
| Answer» B. private key encryption | |
| 10. |
Conversion of Cypher text to plain text? |
| A. | encryption |
| B. | decryption |
| C. | simple text |
| D. | none of these |
| Answer» B. decryption | |
| 11. |
is used to create the organisation's overall security program. |
| A. | program policy |
| B. | purpose |
| C. | security |
| D. | none of these |
| Answer» A. program policy | |
| 12. |
An act of protecting information from unauthorised disclouser to an entity.- |
| A. | intergrity |
| B. | avability |
| C. | confidentiality |
| D. | none of these |
| Answer» C. confidentiality | |
| 13. |
A way to ensure that the entity is indeed what it claims to be.- |
| A. | authentication |
| B. | accountability |
| C. | identification |
| D. | security |
| Answer» A. authentication | |
| 14. |
The model is 7 layer architecture where each layer is having some specific functionality to perform. |
| A. | tcp |
| B. | osi |
| C. | ois |
| D. | none of these |
| Answer» B. osi | |
| 15. |
The full form of OSI is OSI model . |
| A. | open systems interconnection |
| B. | open software interconnection |
| C. | open connection |
| D. | open system internet |
| Answer» A. open systems interconnection | |
| 16. |
The technique in which when one character is replaced by another Character is called as? |
| A. | transposition |
| B. | substitution |
| C. | combinational |
| D. | none of these |
| Answer» B. substitution | |
| 17. |
Conversion of plain text into Cipher text is called as . |
| A. | encryption |
| B. | decryption |
| C. | hidden text |
| D. | none of above |
| Answer» A. encryption | |
| 18. |
In Symmetric schemes requires both parties to share how many secret key? |
| A. | one |
| B. | two |
| C. | three |
| D. | four |
| Answer» A. one | |
| 19. |
Blum Blum Shub Generator is based on which Algorithm? |
| A. | private key |
| B. | public key |
| C. | both a & b |
| D. | none of these |
| Answer» B. public key | |
| 20. |
In DES step both LPT and RPT undergoes in how much key Rounds? |
| A. | 8 |
| B. | 16 |
| C. | 32 |
| D. | 64 |
| Answer» B. 16 | |
| 21. |
What is the 4th step in DES Algorithm? |
| A. | key transformation |
| B. | s-box substitution |
| C. | p-box permutation |
| D. | expansion permutation |
| Answer» C. p-box permutation | |
| 22. |
In AES in which Round Subkeys are Generated from Original key for each round? |
| A. | key expansion |
| B. | initial round |
| C. | finale round |
| D. | none of these |
| Answer» A. key expansion | |
| 23. |
AES stands for? |
| A. | authorized encryption standard |
| B. | advance encryption standard |
| C. | advance encryption strategy |
| D. | none of these |
| Answer» B. advance encryption standard | |
| 24. |
Which of them is type of Cipher? |
| A. | stream cipher |
| B. | block cipher |
| C. | both of them |
| D. | none of these |
| Answer» C. both of them | |
| 25. |
The message which is not understandable is called as? |
| A. | cipher text |
| B. | plain text |
| C. | hidden text |
| D. | both a & c |
| Answer» A. cipher text | |
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