The goal of redundancy is to reduce what variable?
A. average time between failures
B. mean time to recovery
C. median time to recovery
D. median time between failures
Answer: B
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Two parties wish to exchange encrypted messages using symmetric key cryptography. The parties do not have an out-of-band method for exchanging keys. The parties should use:
a. A stream cipher b. Message digests c. Public key cryptography d. Diffie-Hellman key exchange
Consider the following relations:
Bank (BName, City) Courier (CName, City) Produce a relational algebra expression to show the names of the couriers located in every city where Chase Bank is located.
?A _____ is a proactive effort to anticipate a risk and describe an action plan to deal with it.
A. ?risk identification plan B. ?risk response plan C. ?risk balance plan D. ?risk management plan
Which of the following statements will read data from a sequential access file?
A. inFile.Read B. inFile.Peek C. inFile.ReadWrite D. inFile.ReadLine