Public key cryptography is so-named because:
a. It is highly popular
b. Its use is not restricted by patents
c. It utilizes an open source encryption algorithm
d. The key that is used to encrypt a message does not need to be kept a secret, but can be made public
d. The key that is used to encrypt a message does not need to be kept a secret, but can be made public
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A general rule of thumb regarding file headers is that a humanly readable file has a humanly readable header
a. True b. False
In the default setting of Excel. Assume that the cell A1 has value a and the cell A2 has value c. If we select A1:A2 and drag the fill handle down to the cell A5. What is the value of cell A5?
Choose one answer. a. i b. a c. None of the others d. c
When troubleshooting a failed backup, a technician runs the backup using the same tape but on a different tape drive in the same tape library. The backup fails again. Which of the following should be the FIRST item the technician should examine as a failure?
A. Tape drive B. Tape library C. Tape media D. Tape capacity
If you have not selected a 3D object on the _______________, the 3D panel displays tools to create one.
Fill in the blank(s) with the appropriate word(s).