In the accompanying figure, box _____ denotes the area where the email sent by a user is stored until the recipient opens the email.

A. ?A
B. ?B
C. ?C
D. ?D
Answer: D
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Give an example of a schedule that could be produced at SNAPSHOT isolation in which there are two transactions that execute concurrently but do not have the same snapshot number and do not see the same snapshot of the database. (Hint: the schedule can contain more than two transactions.)
What will be an ideal response?
Tool tabs are also called ____.
A. contextual tabs B. picture tabs C. tool buttons D. tool contexts
Which of the following is a structural diagram?
A) use case diagram B) state chart diagram C) sequence diagram D) class diagram
Match each term with its correct definition.
A. A flat surface usually built into laptop keyboards. B. A pointing device that fits under your hand. C. An older pointing device with a ball anchored inside a casing. D. A small plastic or metal device shaped like a pen that you use with an on-screen keyboard. E. A visual display that responds to the touch of your finger, hand, stylus, or digital pen.