NCTI Mock Exam Question and Answers
[100% Correct] 2025 Already Passed
**Multiple analog channels**
What is the most common characteristic of a broadband network?
Processor
Memory
Storage
I/O
Which elements are universally found in all computer systems? (Select all that ...
NCTI Mock Exam Question and Answers
[100% Correct] 2025 Already Passed
**Multiple analog channels**
What is the most common characteristic of a broadband network?
Processor
Memory
Storage
I/O
Which elements are universally found in all computer systems? (Select all that are correct.)
Input / Output
What does the abbreviation I/O represent?
Input / Output
What is the purpose of a NIC?
Input / Output
What general category does a sound card fall into?
Peripheral control
Keyboard input
Screen display
File I/O
All of the Above
Which component is overseen by the operating system (OS)?
True
1
,Is it true or false that the main function of a device driver is to manage hardware with the OS's
guidance?
True
Which type of network topology creates a closed loop?
Ring
Which network topology links devices to a single straight-line cable?
Bus
In what scenario is UTP cable preferred over STP?
When there is little electrical interference
What type of connector is associated with Thinnet coaxial cables?
BNC
Which cable type employs a T-connector to link each NIC to the cable?
Thinnet
Which of the following cable types can transmit data over the longest distance?
Fiber
How are bits represented in fiber optic cables?
Pulses (on/off) of light
What are the two primary light sources found in fiber optic cables?
Laser diode and LED
2
, What is the primary benefit of using star topology?
Ease of Management
Which of the following is typically not part of a standard star topology?
Thinnet
What is the maximum number of wire pairs that can be terminated on a 66 block?
25 or 50
How does a crossover cable differ from a patch cord?
A crossover cable uses the 568A wiring pattern on one end and the 568B pattern on the other,
while a patch cord uses the same pattern on both ends.
What is a key reason smart LAN administrators prioritize well-made cable connections?
Bad cable connections degrade a network's performance.
What advantage does balanced signaling provide in a serial cable?
The cable can be longer because balanced signaling is less vulnerable to interference.
What term describes the frequency of wave crests passing a fixed point within a specific timeframe?
Frequency
What does the term "half-duplex" refer to in data networking?
Signals may flow in either direction, but not simultaneously.
If two CPUs share the same data bus size, which will process data more quickly?
The one with a higher clock speed
3
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