If a system appears to be having issues with performance for read and write operations to a hard disk, which of the following is not a valid scheduling method that you could try to improve performance?
A. testwr
B. noop
C. cfq
D. deadline
Answer: A
Computer Science & Information Technology
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Which number in the accompanying figure represents the button used to begin recording?
A. 1 B. 2 C. 3 D. 4
Computer Science & Information Technology
The call stack contains, among other things, the method's local variables.
Answer the following statement true (T) or false (F)
Computer Science & Information Technology
If you believe your server room has been experiencing problems with electricity, such as having the power turned off overnight or during weekends, connect a(n) _______________ to the power source in the equipment room to record changes in the voltage.
Fill in the blank(s) with the appropriate word(s).
Computer Science & Information Technology
Some smartphones support a(n) ______ keyboard app, on which users enter words by tracing a path on an on-screen keyboard.
A. touch B. swipe C. finger D. virtual
Computer Science & Information Technology