The term False Reject Rate refers to:
a. How often a biometric system will reject an invalid user
b. How often a biometric system will accept an invalid user
c. How often a biometric system will reject a valid user
d. How often a biometric system will accept a valid user
c. How often a biometric system will reject a valid user
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For each of the following scenarios, which is the most appropriate interviewing technique. Give a rationale for each answer.
a. Office manager whose main responsibilities are ordering supplies, tracking in-house inventory and maintaining time sheets. This person has a private office and spends most of each day in that office carrying out these responsibilities b. Teenager searching the Web looking for the best joystick for a new computer. c. Surgeon performing an operation. The surgical team is very busy performing operations during the week and can only see you for two hours on Saturday mornings. d. Academic advisor who is staffing the advising hot line during daily afternoon advising hours. e. Student using a new Web-based registration system. f. Air traffic controllers running Arrival and Departure Control at O’Hare Airport and who work in very cramped quarters.
When we reduce the capacity of an array to one half, it is possible to run out of heap memory because:
A. This statement is false. It is not possible to run out of heap memory when reducing the size of an adjustable array. B. a linked list has to be made to copy the array into before the size is reduced C. a smaller array is created in the heap first D. each line of code in a function uses up some heap memory
Output devices include _______.
A. printers B. touch screens C. keyboards D. mice
All clip art is entered from the Clip Art task pane at its full size
Indicate whether the statement is true or false