____ allows you to exchange real-time typed messages with people on your buddy list-a list of individuals that you specify.

A. VoIP
B. Blogging
C. Instant messaging
D. Streaming


Answer: C

Computer Science & Information Technology

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Bitwise operators can be used only with integers.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

Answer the following statements true (T) or false (F)

1. A pointer whose value is NULL does not point to anything. 2. A newly declared pointer variable has a default value of NULL. 3. In C++, the programmer must explicitly deallocate memory. 4. If the value of the head pointer is NULL, the linked list is empty. 5. When you design an abstract data type, you concentrate on what its operations do and how you will implement them.

Computer Science & Information Technology

Which property ensures that either all operations are complete, or the database changes are rolled back?

A. Consistency B. Atomicity C. Isolation D. Durability

Computer Science & Information Technology

A module uses what programming language?

A. SQL B. VBA C. VBL D. HTML

Computer Science & Information Technology