Why would a company issuing credit cards use a code that is much larger than the minimum length?
A) to allow for expansion, since the customer growth may increase exponentially
B) because the numbers are assigned sequentially and the codes should not use all possible numbers
C) so that a person would not be able to guess a credit card number and illegally use it to purchase goods
D) because the codes use the alphabetic derivation format
E) since the codes are used to do inquiries on the data within them
C) so that a person would not be able to guess a credit card number and illegally use it to purchase goods
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Which assignment statements will copy the value " toaster" into a string variable (str1)?
a. strcpy(str1,"toaster"); b. str1 = "toaster"; c. str1 = toaster; d. str1 += toaster;
The MTU is the
a. fastest speed a network can support b. longest size data block a network can support c. largest interframe gap a network can support d. none of the above
____ is the shade of a color in an image.
a. Shadow b. Hue c. Threshold d. Exposure
Which of the following types of attacks come from social engineering tactics?
A. Organization penetration B. Back door C. Cross-site scripting D. Buffer overflows