Data COMM midterm EXAM

A computer network permits sharing of

• Resources

• Information

• Both A and B

• None of these

The first operational computer network in the world was the _____ for yhe United States Department of Defense

• ARPANET

• ERNET

• SKYNET

• DARPANET

ATM stands for

• Automatic Taller Machine

• Automated Teller Machine

• Automatic Transfer Machine

• Automated transfer machine

_______ is the technology that connects the machines and people within a site in a small area

• LAN

• MAN

• WAN

• None of these

______ is a network that covers geographic areas that are larger, such as districts or cities

• LAN

• MAN

• WAN

• None of these

______ is a network that this technology connects sites that are in diverse locations

• LAN

• MAN

• WAN

• None of these

______ is a collection of point-to-point links that may form a circle

• LAN

• Bus Topology

• WAN

• Ring Topology

ATM networks are

• connectionless

• Interconnected

• connection oriented

• None of these

_______ refers to two characteristics: when data should be sent and how fast it can be sent.

• Semantics

• Timing

• Syntax

• None of these

_______ refers to the structure or format of the data, meaning the order in which they are presented.

• All of these

• Timing

• Syntax

• Semantics