WorksheetsChapter 8 Communications & Networks
Total questions: 15
Worksheet time: 30mins
The concept related to using computer networks to link people and resources.
connectivity
GPS
TCP/IP
Wi-Fi
A high-frequency transmission cable that delivers television signals as well as connects computers in a network.
twisted pair
hi-def
3D
coaxial
A short-range radio communication standard that transmits data over short distances of up to approximately 33 feet.
broadband
DSL
Bluetooth
TCP/IP
The speed with which a modem transmits data is called its:
modular rating
transfer rate
dynamic rate
digital velocity
The bandwith typically used for DSL, cable , and satellite connections to the Internet.
baseband
broadband
medium band
voiceband
Every computer on the internet has a unique numeric address called a(n):
IP address
broadcast
DNS
packet
Sometimes referred to as a LAN adapter, these expansion cards connect a computer to a network.
PCMCIA
server
NIC
VPN
A device that allows one LAN to be linked to other LANs or to larger networks.
PAN
IDS
switch
network gateway
Typically using Wi-Fi technology, these wireless access point are available from public places such as coffee shos, libraries, bookstores, colleges, and universities.
LANs
PANs
extranets
hotspots
Bus, ring, star, tree , and mesh are five types of network:
topologies
protocols
devices
strategies
Computer communication describes a process in which two or more computers or devices transfer________.
system
information
instructions
money
data
A network consists of a single central cable, which connects all the computers and other devices is known as ________.
star
ring
bus
tree
The amount of data, instructions, or information that can travel over a communications channel sometimes called _______.
analog
digital
broadband
bandwidth
Choose the INCORRECT example of wireless transmission media.
Celullar radio
Fiber optic
Communication satellite
Microwaves
Select the definition of a protocol as it applies to networks.
The language used to translate analog signals into digital signals.
A method for connecting nodes on a network.
The rules governing acceptable network use by employees or other users.
A standard that outlines characteristics of how two network devices communicate.
