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Exam 8: Information Security

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Question 31

Multiple Choice

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____ governs what an authenticated user is allowed to do.

A) Authentication
B) Encryption
C) Access management
D) Authorization

E) All of the above
F) C) and D)

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verified

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Question 32

Multiple Choice

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____ is the process of using people to get the information you want.

A) Social networking
B) Social engineering
C) Social objecting
D) Social management

E) B) and D)
F) A) and B)

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Question 33

Essay

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Explain at length what a Caesar cipher does.

The first line of defense against illicit use of, or threats to, computer resources and sensitive information is a strong ____ and authorization process.

​ To reduce the chance that two passwords will have the same hash value, a timestamp can be appended to a password,and the result is then run through the encryption algorithm and stored as theencrypted password in the password file.

A(n) ____ takes the password the user originally chooses, chops it up, and stirs it around according to a given formula.

To try all possible passwords of length k or less would require ____ attempts.

A(n) Trojan horse embeds itself within another program or file and when that program or file is activated, it copies itself and attacks other files on the system._________________________

Any positive ____________________ is either a prime number or a number that can be written in a unique way as a product of prime factors.

A(n) asymmetric encryption algorithm requires the use of a secret key known to both the sender and receiver._________________________