The Collection class or interface that allows only unique elements is the ___________ class or interface.

a. List
b. Set
c. Vector
d. all of the above


B

Computer Science & Information Technology

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To display multiple values, it is customary to use Java's ____ operator, which combines two String values into one.

A. concatenation B. addition C. union D. intersection

Computer Science & Information Technology

The QuickSort algorithm is used to sort

a. lists stored in arrays or linear linked lists b. tree data structures c. randomly-ordered files d. All of these e. None of these

Computer Science & Information Technology

There is an upgrade path from Windows XP to Windows 7

Indicate whether the statement is true or false

Computer Science & Information Technology

Match each term with the correct statement below.

A. Transfers all NetWare files from the current server to a new machine attached to the network B. Originally designed for VAX and Alpha computer systems C. Implements additional ISO layers in hardware, enabling hardware-based reliable file transfers D. Involves shutting down the NetWare server to perform the upgrade directly on the machine E. Inherited and/or modified via filters or masks that designate permissible operations

Computer Science & Information Technology