What is a byte? correct answers A group of 8 bits (a "word")
When using a truth table, 1 and 0 equal ______. correct answers false
What do parentheses do in mathematical equations? correct answers Ensure that whatever
operation is inside the parentheses is performed first
What is a node on a network? correct answers Any device connected to a network
Which of these following physical topologies has the inherent weakness of a single point of
failure?
A. Bus
B. Mesh
C. Star
D. Hybrid correct answers Star
In this sample Web address, which part identifies the protocol being used?
http:// www.example.com/page2 correct answers http
What is basic to every networking standard? correct answers Documentation of ideas that all
network users must agree to use
Why is the TCP/IP model divided into layers?
A. To make it easier to understand how networks work
B. To make it easier to write protocols for networks
C. To make it easier to create standards for networks
, D. All of these correct answers All of these
Which layer of the OSI model is responsible for encryption and compression? correct answers
Presentation
What is a closed electrical circuit correct answers Pos post connected to the electrical Neg post
with a cable between
What is a network encoding scheme? correct answers It is the way data is transmitted so it can be
interpreted between nodes.
What causes full duplex to transmit and receive simultaneously? correct answers There are four
wires: one wire pair for receiving and another for transmitting.
What is the max distance end to end UTP correct answers 100 meters
Ethernet Standard
Defines features specific to Ethernet
A. 802.2
B. 802.3
C. 802.5
D. 802.11 correct answers 802.3
What is meant by Ethernet "bit rate" as defined by IEEE standards? correct answers The speed of
the cables used in an Ethernet network
Which pair of wires does UTP cable use to transmit and receive data? correct answers 1, 2 and 3,
6