What is the purpose of a “Hello” packet?

a. It is used to partition a large network into smaller networks.
b. It verifies that the link between two routers is active and the routers are communicating.
c. It enables VLSM.
d. It is assigned to a protocol or route to declare its reliability.


b. It verifies that the link between two routers is active and the routers are communicating.

Computer Science & Information Technology

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The most commonly used number formats are available as buttons in the _____ group on the HOME tab.

A. Value B. Cells C. Number D. Data

Computer Science & Information Technology

Object oriented languages such as FORTRAN, COBOL, Basic, Pascal, and C, focused on actions to be performed.

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

Computer Science & Information Technology

The use of field headings without row references in a structured formula is called a qualified reference.

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

Computer Science & Information Technology

Identify the letter of the choice that best matches the phrase or definition.

A. Displays thumbnail versions of all slides in a presentation B. Displays the screen in three sections C. Allows you to change the design and layout of notes D. Used to view a presentation within a window instead of filling the entire screen E. Displays the slide masters for the presentation

Computer Science & Information Technology