To limit data to just those records with cities that begin with the letter N, which of the following would you type in the Find What text box?
A) cities = N+
B) Cities = N*
C) N*
D) N+
C
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The header file that you must #include to have access to the Standard Library string class is
a)``` C-string ``` b)``` string.h ``` c)``` string ``` d)``` String.h ``` e) None of the above
In the text we state that if, in a distributed database system, each site uses a strict two-phase locking concurrency control (all locks are held until commit time) and the system uses a two-phase commit protocol, transactions will be globally serializable. Does the result also hold if the concurrency controls are not strict—read locks are released early—but are two phase?
What will be an ideal response?
In directory servers, ________.
there can only be one O in a directory server there can only be one OU in a directory server Both there can only be one O in a directory server and there can only be one OU in a directory server Neither there can only be one O in a directory server nor there can only be one OU in a directory server
What is data communications??
What will be an ideal response?