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WorksheetsComm Tech _Net
Total questions: 30
Worksheet time: 15mins
A _______ is the physical path over which a message travels.
Path
Medium
Protocol
Route
Which one of the following is not network advantage?
Independency
Connectivity and Communication
Hardware Sharing
Entertainment
A _________ set of rules that governs data communication.
Servers
RFCs
Standards
Protocols
What does LAN stand for?
Location Area Network
Local Amplitude Network
Local Amplitude Node
Local Area Network
Bluetooth is an example of:
Wide area network
Personal area network
virtual private network
Local area network
A _____ is a device that forwards packets between networks by processing the routing information included in the packet.
Bridge
Firewall
Router
Hub
Which one of the following extends a private network across public networks?
Local area network
Virtual private network
Enterprise private network
Storage area network
A communications network that spans a large geographic area such as across cities, states, or countries. is called:
CAN
LAN
MAN
WAN
Internet is the largest existence of ________ Network.
CAN
PAN
LAN
WAN
Which transmission media has the highest transmission speed in a network?
electrical cable
optical fiber
twisted pair cable
coaxial cable
A network with group of workstations with equal status is called:
Workgroup
Logical address
Domain
MAC address
Bits can be sent over guided and unguided media as analog signal by:
phase modulation
frequency modulation
amplitude modulation
digital modulation
Wireless transmission cannot be done via:
Optical fiber
Infrared
Microwaves
Radio waves
Which of the following performs modulation and demodulation?
coaxial cable
satellite
Fiber optic
Modem
A central computer surrounded by one or more computers is called
mesh network
star network
ring network
bus network
Name of the topology in which there are bidirectional links between each possible nodes
mesh
star
ring
bus
One of the following is not an advantage of Domains
Interoperability
Centralized Security
Expensive
Scalability
What does DNS stand for?
Digital Name System
Domain Name System
Digital Network System
Domain Name Solution
What does UTP stand for?
Under Twisted Protocol
Unshielded Twisted Protocol
Unshielded Twisted Pair
Unshielded Twisted Pole
RJ-45 connector is used for
UTP and STP cables
WiFi
Coaxial cables
Optical Fiber
To connect two devices that use the same wires to send and receive data, we use:
Coaxial Cable
detector
Straight-Through Cable
Crossover Cable
______ refers to as a physical or a logical arrangement of a network.
Capacity
Mode of operation
Topology
Data flow
A _______ connection provides a dedicated link between two devices.
primary
multi point
point-to-point
secondary
Which topology requires a multi point connection?
Ring
Mesh
Star
Bus
The information to be communicated in a data communications system is the _______.
Medium
Protocol
Message
Transmission
_________ cable consists of an inner copper core and a second conducting outer sheath.
Twisted-pair
Shielded twisted-pair
Coaxial
Fiber-optic
_________ are used for cellular phone, satellite, and wireless LAN communications.
Radio waves
Infrared waves
Microwaves
Macro waves
The inner core of an optical fiber is _________ in composition.
liquid
bimetallic
glass or plastic
copper
In fiber optics, the signal is __________ waves.
very low-frequency
infrared
light
radio
________ uses fiber-optic cable.
10Base5
10Base-T
10Base-F
10Base2
