A private key is important

a. to reboot system hardware.
b. to reset your public key if you lose a password.
c. to decode an encrypted message.
d. because it enables you to use MIME.


C

Computer Science & Information Technology

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If a and b are objects of type Date, the expression if (a == b) ____.

A. in invalid B. is valid C. causes a compile error D. causes a run time error

Computer Science & Information Technology

A digital means of proving identity and authenticity in a document is known as a digital license

Indicate whether the statement is true or false

Computer Science & Information Technology

Which of the following is the proper format for a 3-D reference?

A) Worksheet Name!RangeOfCells B) 'Worksheet Name!RangeOfCells' C) 'Worksheet Name'!RangeOfCells D) "Worksheet Name"!RangeOfCells

Computer Science & Information Technology

How does refraction affect the propagation of a wireless transmission?

a. It distorts the signal as it travels into and through a different transmission medium. b. It splits the signal into secondary waves that continue in the direction in which they split. c. It causes the signal to be returned back towards the source of the origin. d. It causes the signal to be absorbed by the refracting material.

Computer Science & Information Technology