If locks are not used to preserve data integrity, the updated records in a database may include only some of the data-and their contents depend on the order in which each process finishes its execution.
Answer the following statement true (T) or false (F)
True
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Answer the following statements true (T) or false (F)
1) The postfix expression 5 3 * 2 5 + - 4 * 2 / evaluates to 16 2) An exception should be thrown if an attempt is made to pop an item from an empty stack. 3) The peek operation can retrieve a value from anywhere in the stack. 4) An array-based implementation of a stack can be designed so that all stack operations are O(1). 5) The isEmpty() method determines if the store of extra memory for use by the stack is empty.
Most user files are created by __________.
a. the operating system b. the kernel c. application programs d. line commands
A cover page displays ________ where you can type your own information
Fill in the blank(s) with correct word
?Packets that are smaller than a medium's minimum packet size are known by what term below?
A. jabbers B. ?giants C. ?ghosts D. ?runts