Many retailers see the technology shown in the accompanying figure as an alternative to bar codes because which of the following is true?
A. It utilizes direct contact.
B. It does not require line-of-sight transmission.
C. It requires each item to be checked out individually.
D. All of the above.
Answer: B. It does not require line-of-sight transmission.
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Which of the following is true about SSL?
A. it uses shared-key encryption only B. it uses sockets to communicate between client and server C. it operates at the Data Link layer D. it uses IPsec to provide authentication
Data can be pulled out or copied from a filtered list and placed below the table of data
Indicate whether the statement is true or false
____________________ is a set of standards designed to enable portability of applications from one computer system to another and has been used particularly for UNIX and Linux systems.
Fill in the blank(s) with the appropriate word(s).
____________________ a worksheet duplicates all the values, formulas, and formats into the new worksheet, leaving the original worksheet intact.
Fill in the blank(s) with the appropriate word(s).