Explain why constraint checking is usually deferred in transaction processing applications.
What will be an ideal response?
Because in many transactions, the intermediate database states violate the integrity constraints
but the nal states do not
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Indicate whether the statement is true or false.
A waiting thread transitions back to the ________ state only when another thread notifies it to continue executing.
a. runnable b. terminated c. new d. blocked
Ring _______ is the most trusted layer and is where the operating system kernel works and can interact directly with hardware.
Fill in the blank(s) with the appropriate word(s).
Case WIN 1-2Danny needs to move and resize some of the windows he has open on the screen.To move a window, where should Danny click before dragging the window to a new location?
A. The title bar B. Outside the window C. Inside the window D. The scroll bar