CIS 105 Exam 3 Verified Exam Questions and Answers Latest update 2026/2027

CIS 105 Exam 3
Verified Exam Questions and Answers Latest update 2026/2027

Question:
One of the most dramatic changes in connectivity and communications in the past few years has
been -
Answer:
A) Widespread use of mobile devices with
wireless internet connectivity

Question:
in a communication system, which among the following originate and accept messages in the
form of data, information, and/or instructions? -
Answer:
B) sending and
receiving devices

Question:
in a communication system, which among the following convert messages into packets that can
travel across the communication channel? -
Answer:
A) connection devices

Question:
which physical connection is the fastest? -
Answer:
C) fiber-optic cable

Question:
which among the following is considered a line of sight communication medium? -
Answer:
D) microwave

Question:
wimax stands for -
Answer:
C) worldwide interoperability for
microwave access

, Question:
microwave communication uses high frequency -
Answer:
A)
radio waves

Question:
LTE stands for -
Answer:
A) long term evolution

Question:
the GPS device in an automobile uses which communication channel? -
Answer:
D) satellite

Question:
A service that uses existing phone lines to provide high speed connections is called -
Answer:
D) DSL

Question:
cellular services use to provide wireless connectivity to the internet. -
Answer:
D) 3G and 4G cellular networks

Question:
the capacity of a communication channel is measured in -
Answer:
A) bandwidth

Question:
using this type of communication channel, several users can simultaneously use a single
connection for high speed data transfer. -
Answer:
C) broadband

Question:
every computer on the internet has a unique numeric address called a(n) -