Why is a loop necessary to find an arbitrary node in a linked list?
What will be an ideal response?
Because a linked list typically has many nodes, and the list itself maintains at most only references to the
head and tail of the list. To visit any of the other nodes requires us to traverse the list until we find the appropriate one.
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The command to copy xxx and yyy files into zzz file is
a: copy xxx and yyy to zzz b: cp xxx + yyy to zzzls [A Z] c: cat xxx >> yyy >> zzz d: cat xxx yyy >> zzz e: cat xxx yyy << zzz
The virus/worm that collected email addresses from your address book and from other documents on your machine was the ________ virus
a. Mimail b. Bagle c. Nonvirus d. None of the above
A ____ prompts you for criteria to determine the records to use for the report.
A. Subreport B. Parameter report C. Main report D. Query
To enter a number in a criterion, type the number without any dollar signs or commas.
Answer the following statement true (T) or false (F)