A user has a credit card?sized card used to prove her identity with a PIN. What is this card called?
A. Authorization card
B. Biometric card
C. Smart card
D. Task card
Answer: C
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Answer the following questions true (T) or false (F)
1. True/False: In a storage location of 8 bits, a sign-and-magnitude integer could be any integer from 0 to 15, inclusive. 2. True/False: The range of integers that can be stored in one’s complement format is exactly double the range that can be stored in sign-and-magnitude format. 3. True/False: Oneproblem with using one’s complement to store integers is that there are two ways to represent 0 .
Some programming languages allow variables to be of logical or __________ type.
Fill in the blank(s) with correct word
Describe the importance of selecting passwords to protect a workbook.
What will be an ideal response?
When joining tables, it is always necessary to qualify a column name.
Answer the following statement true (T) or false (F)