A sector is the basic unit of data storage on a hard disk, which is usually 64 KB.

a. true
b. false

Answer: a. true

Computer Science & Information Technology

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A ___________displays a dialog in which the user can view the document that will print before it’s sent to the printer.

a) PrintPreviewDialog b) PreviewDialog c) PrintViewDialog d) DisplayDialog

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Computer Science & Information Technology

A binary tree has exactly _________ link instance variables.

a. zero b. one c. two d. three

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Semaphores are used to allow only

Fill in the blank(s) with the appropriate word(s).

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Computer Science & Information Technology

SQL statements that are stored in a database can be invoked using an object that implements interface ________.

a. Callable b. StoredStatement c. CallableStatement d. Connection

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Computer Science & Information Technology