What is the keyboard shortcut for saving a document?
A. [Ctrl][A]
B. [Ctrl][X]
C. [Ctrl][S]
D. [Ctrl][C]
Answer: C
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Queued spin lock are more advantageous than a normal spin lock because ________.
a) queued spin locks enforce a FIFO ordering of requests, which increases fairness. b) queued spin locks execute more efficiently than normal spin locks. c) queued spin locks execute more efficiently than normal spin locks and they enforce a FIFO ordering of requests, which increases fairness. d) queued spin locks execute more efficiently than normal spin locks, enforce a FIFO ordering of requests (which increases fairness) and can be used in either shared mode (for many readers) or exclusive mode (for one writer).
Modify the following code to produce the output shown. Use proper indentation tech- niques. You may not make any changes other than inserting braces and changing the indentation of the code. The interpreter ignores indentation in a JavaScript program. We have eliminated the indentation from the following code to make the problem more chal- lenging. [Note: It is possible that no modification is necessary.]
```
if ( y == 8 )
if ( x == 5 )
document.writeln( "@@@@@
" );
else
document.writeln( "#####
" );
document.writeln( "$$$$$
" );
document.writeln( "&&&&&
" );
```
a) Assuming x = 5 and y = 8, the following output is produced.
@@@@@
$$$$$
&&&&&
b) Assuming x = 5 and y = 8, the following output is produced.
@@@@@
c. Assuming x = 5 and y = 8, the following output is produced.
@@@@@
&&&&&
d) Assuming x = 5 and y = 7, the following output is produced. [Note: The last three output statements after the else
are all part of a compound statement.]
#####
$$$$$
&&&&&
Tap ENTER ______ times to begin keying the date on a letter.
A. 1 B. 2 C. 3 D. 4
Graphic design and advertising do not help drive the economy.
Answer the following statement true (T) or false (F)