Exam (elaborations)
NCTI TECH 4 TO 5 exam 2023 with 100% correct answers
- Course
- Institution
Exam of 8 pages for the course NCTI at NCTI (NCTI TECH 4 TO 5)
[Show more]
Seller
Follow
JUICYGRADES
Reviews received
Content preview
NCTI TECH 4 TO 5What term describes the number of wave crests that pass a fixed point during a particular period of
time? - correct answerFrequency
In data networking, this term is defined as "Signals may flow in either direction, but not simultaneously".
- correct answerHalf Duplex
Two CPUs have the same size data bus. Which one will process data faster? - correct answerThe one
with a higher clock speed
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. - correct 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? - correct answerBack up and recovery Utilities
Which of the following is also called "Thicknet" or "yellow wire" and includes two layers of foil shielding
as well as an additional copper mesh shield? - correct answer10Base5 cable
According to 10BaseT wiring rules, what is the maximum segment length without a repeater? - correct
answer100m
When light travels through a fiber-optic cable, the change in refractive index causes the light to refract
off which of the following? - correct answerThe boundary between the core and the cladding
Which of the following requires a laser transmitter? - correct answerSingle-mode fiber
In what part of a building would you typically find punch-down blocks? - correct answerWiring closet
, Encapsulation and protocol headers, decapsulation, and reassembly are three of the four basic
techniques used whenever different layers of protocols work together. What is the fourth? - correct
answerSegmentation
Which type of address is unique anywhere in the world? - correct answerNIC address
Which layer of the OSI protocol stack handles frames? - correct answerData Link
Which of the following best represents a logical address? - correct answerIPv6
In data networking, ________ describes the characteristics of a transmission link, such as throughput,
setup time, or accuracy. - correct answerQuality of service (QoS)
Transport layer processes work with transmission channels using multiplexing and ___________
techniques. - correct answerParallelization
Which of the following protocols is commonly used in the Session Layer? - correct answerAdvanced
Program-to-Program Communications (APPC)
What is the binary equivalent to the decimal number "14"? - correct answer0000 1110
Data security, data compression, and ________ are the three main services that the Presentation Layer
provides. - correct answerData representation
Which of the following is an example of a Transport Layer protocol? - correct answerTransmission
Control Protocol (TCP)
Carrier sense multiple access with collision detection (CSMA/CD) is most like which of the following? -
correct answerAn informal conversation in which each person speaks when the opportunity presents
itself, but only one person speaks at any time
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller JUICYGRADES. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $17.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
72964 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now
Recently viewed by you
