| 1. | The type of encoding in which manipulation of bit streams without regard to what the bits mean is ..................... |
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Answer: (b).Entropy encoding
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| 2. | Which one of the following is correct ? |
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Answer: (d).Character - represented by Unicode
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| 3. | The protocol used to provide security to e-mails? |
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Answer: (b).PGP
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| 4. | The art of breaking ciphers is known as: |
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Answer: (c).cryptanalysis
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| 5. | The number of subkeys generated in IDEA algorithm are ................. |
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Answer: (c).52
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| 6. | Number of S - boxes used in DES algorithm is ............... |
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Answer: (b).8
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| 7. | The ................... portion of LAN management software restricts access, records user activities and audit data etc. |
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Answer: (b).Security management
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| 8. | In cryptography the following uses transposition ciphers and the keyword is LAYER. Encrypt the following message (spaces are omitted during encryption) WELCOME TO NETWORK SECURITY! |
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Answer: (b).EETSICOOCYWMEKRONRU!LTWET
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| 9. | The length of the key in one time pad method is .................... |
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Answer: (a).Random
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| 10. | ............... is an example for public key algorithm. |
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Answer: (a).RSA
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