A Web database lets people use a Web browser to ____ data in an Access database.
A. view
B. update
C. retrieve
D. all of the above
Answer: D
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_____ is a system output stream object associated with the screen.
a. cout b. cerr c. cin d. both a &
Answer the following statements true (T) or false (F)
1) The OS may suspend a process if it detects or suspects a problem. 2) All processor designs include a register or set of registers, often known as the program status word, which contains status information. 3) The process control block is the least important data structure in an OS. 4) A process switch may occur any time that the OS has gained control from the currently running process. 5) The principal function of the OS is to create, manage, and terminate processes.
The locking information for several transactions is shown in Table 2. Produce a wait-for-graph (WFG) for the transactions and determine whether deadlock exists.
Almost every command sent to MySQL from PHP is executed with the ____ function.
A. mysql_connect() B. mysql_select() C. mysql_send() D. mysql_query()