Exam (New Update 2024/ 2025) Questions
and Verified Answers| 100% Correct| Grade
A
QUESTION
Which activities occur at the Application Layer?
Answer:
File transfer and access
Web browser
QUESTION
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?
Answer:
Segmentation
QUESTION
Which type of address is unique anywhere in the world?
Answer:
NIC address
QUESTION
Which layer of the OSI protocol stack handles frames?
Answer:
,Data Link
QUESTION
Which of the following best represents a logical address?
Answer:
IPv6
QUESTION
In data networking, ________ describes the characteristics of a transmission link, such as
throughput, setup time, or accuracy.
Answer:
Quality of service (QoS)
QUESTION
Transport layer processes work with transmission channels using multiplexing and
___________ techniques.
Answer:
Parallelization
QUESTION
Which of the following protocols is commonly used in the Session Layer?
Answer:
Advanced Program-to-Program Communications (APPC)
QUESTION
What is the binary equivalent to the decimal number "14"?
,Answer:
0000 1110
QUESTION
Data security, data compression, and ________ are the three main services that the Presentation
Layer provides.
Answer:
Data representation
QUESTION
Which of the following is an example of a Transport Layer protocol?
Answer:
Transmission Control Protocol (TCP)
QUESTION
Ethernet operates at all speeds except which of the following?
Answer:
16 Kbps
QUESTION
Which of the following is the most popular LAN Data Link Layer technology?
Answer:
Ethernet
QUESTION
, An Ethernet LAN that uses UTP cabling and a hub as the physical medium is referred to as
which of the following?
Answer:
Star
QUESTION
The CD in CSMA/CD refers to the ability of an Ethernet node to do which of the following?
Answer:
Detect frame collisions
QUESTION
The CS in CSMA/CD refers to the ability of an Ethernet node to do which of the following?
Answer:
Sense an electrical signal
QUESTION
Collisions are normal on CSMA/CD LANs and not usually the result of errors. True or False?
Answer:
True
QUESTION
Which of the following is another name for a CO?
Answer:
Local exchange