NCTI Field Tech IV Progression Latest
Practice Exam Questions With Correct
Answers 2023
What term describes the number of wave crests that pass a fixed point during a
particular period of time? - AnswerFrequency
In data networking, this term is defined as "Signals may flow in either direction, but not
simultaneously". - AnswerHalf-Duplex
Two CPU's have the same size data bus. Which one will process data faster? -
AnswerThe one with a higher clock speed
Which of the following is most typical of a broadband network? - AnswerMultiple analog
channels
What components are most common to all computer systems? - AnswerProcessor,
Memory, Storage, I/O
What does I/O stand for? - AnswerInput/Output
A NIC is a device used for: - AnswerSignaling
A sound card is what general type of computer component? - AnswerInput/Output
This unique ID number is coordinated by the Institute of Electrical and Electronics
Engineers and is used by only one network interface card anywhere in the world. -
AnswerMedia access control address (MAC)
Which is a network management and utility software that is typically used by network
administrators and information systems personnel when the network is unused or lightly
used, often in the middle of the night? - AnswerBack up and recovery utilities
Which of the following is managed by the OS? - AnswerKeyboard input, Screen display,
File I/O, and Peripheral control
The primary purpose of a device driver is to control hardware under the supervision of
the OS. True or False? - AnswerTrue
Which of the following network topologies forms a closed loop? - AnswerRing Topology
, Which of the following network topologies connects devices to a shared straight-line
cable? - AnswerBus topology
Which of the following is also called "Thicknet" or "yellow wire" and includes two layers
of foil shielding as well as and additional copper mesh shield? - Answer10Base5 cable
According to 10BaseT wiring rules, what is the maximum segment length without a
repeater? - Answer100 m
M1L5 When is UTP cable preferred over STP? - AnswerWhen there is little electrical
interference
Which connector type is used with Thinnet coaxial cable? - AnswerBNC
Which of the following cable types uses a T-connector to connect each NIC to the
table? - AnswerThinnet
When light travels through a fiber-optic cable, the change in refractive index causes the
light to refract off which of the following? - AnswerThe boundary between the core and
the cladding
Which of the following requires a laser transmitter? - AnswerSingle-mode fiber
Which of the following cable types can transmit data farthest? - AnswerFiber Optic
How are bits represented on fiber optic cable? - AnswerPulses (on/off) of light
Which of the following are two primary types of light sources in fiber optic cables? -
AnswerLaser diode and LED
In what part of a building would you typically find punch-down blocks? - AnswerWiring
closet
Which OSI model layers are concerned primarily with applications? - AnswerThe top
three
Which layers are primarily concerned with moving raw data? - AnswerThe lower four
Which of the following is the primary purpose of a Physical Layer protocol? -
AnswerTransmit bits across a physical link
Which of the following will not occur at the Physical Layer? - AnswerRerouting of
information
Which of the following is the primary purpose of a Data Link Layer protocol? -
AnswerTransmit frames across a physical link
Practice Exam Questions With Correct
Answers 2023
What term describes the number of wave crests that pass a fixed point during a
particular period of time? - AnswerFrequency
In data networking, this term is defined as "Signals may flow in either direction, but not
simultaneously". - AnswerHalf-Duplex
Two CPU's have the same size data bus. Which one will process data faster? -
AnswerThe one with a higher clock speed
Which of the following is most typical of a broadband network? - AnswerMultiple analog
channels
What components are most common to all computer systems? - AnswerProcessor,
Memory, Storage, I/O
What does I/O stand for? - AnswerInput/Output
A NIC is a device used for: - AnswerSignaling
A sound card is what general type of computer component? - AnswerInput/Output
This unique ID number is coordinated by the Institute of Electrical and Electronics
Engineers and is used by only one network interface card anywhere in the world. -
AnswerMedia access control address (MAC)
Which is a network management and utility software that is typically used by network
administrators and information systems personnel when the network is unused or lightly
used, often in the middle of the night? - AnswerBack up and recovery utilities
Which of the following is managed by the OS? - AnswerKeyboard input, Screen display,
File I/O, and Peripheral control
The primary purpose of a device driver is to control hardware under the supervision of
the OS. True or False? - AnswerTrue
Which of the following network topologies forms a closed loop? - AnswerRing Topology
, Which of the following network topologies connects devices to a shared straight-line
cable? - AnswerBus topology
Which of the following is also called "Thicknet" or "yellow wire" and includes two layers
of foil shielding as well as and additional copper mesh shield? - Answer10Base5 cable
According to 10BaseT wiring rules, what is the maximum segment length without a
repeater? - Answer100 m
M1L5 When is UTP cable preferred over STP? - AnswerWhen there is little electrical
interference
Which connector type is used with Thinnet coaxial cable? - AnswerBNC
Which of the following cable types uses a T-connector to connect each NIC to the
table? - AnswerThinnet
When light travels through a fiber-optic cable, the change in refractive index causes the
light to refract off which of the following? - AnswerThe boundary between the core and
the cladding
Which of the following requires a laser transmitter? - AnswerSingle-mode fiber
Which of the following cable types can transmit data farthest? - AnswerFiber Optic
How are bits represented on fiber optic cable? - AnswerPulses (on/off) of light
Which of the following are two primary types of light sources in fiber optic cables? -
AnswerLaser diode and LED
In what part of a building would you typically find punch-down blocks? - AnswerWiring
closet
Which OSI model layers are concerned primarily with applications? - AnswerThe top
three
Which layers are primarily concerned with moving raw data? - AnswerThe lower four
Which of the following is the primary purpose of a Physical Layer protocol? -
AnswerTransmit bits across a physical link
Which of the following will not occur at the Physical Layer? - AnswerRerouting of
information
Which of the following is the primary purpose of a Data Link Layer protocol? -
AnswerTransmit frames across a physical link
