VERIFIED 2026/2027 COMPUTER NETWORKS EXAM QUESTIONS WITH
CORRECT ANSWERS
Exam A
QUESTION 1
A technician has verified that a recent loss of network connectivity to multiple workstations is due to a
bad CAT5 cable in the server room wall. Which of the following tools can be used to locate its physical
location
within the wall?
A. Cable certifier
B. Multimeter
C. Cable tester
D. Toner probe
Correct Answer: D
Section: Network Architecture
Explanation
Explanation/Reference:
Explanation:
QUESTION 2
Which of the following is used to authenticate remote workers who connect from offsite? (Select TWO).
A. OSPF
B. VTP trunking
C. Virtual PBX
D. RADIUS
E. 802.1x
Correct Answer: DE
Section: Network Architecture
Explanation
Explanation/Reference:
reliable asnwer.
QUESTION 3
Which of the following network infrastructure implementations would be used to support files being
, VERIFIED 2026/2027 COMPUTER NETWORKS EXAM QUESTIONS WITH
CORRECT ANSWERS
transferred between Bluetooth-enabled smartphones?
A. PAN
B. LAN
C. WLAN
D. MAN
Correct Answer: A
Section: Network Architecture
Explanation
Explanation/Reference:
Explanation:
QUESTION 4
Which of the following would be used in an IP-based video conferencing deployment? (Select TWO).
A. RS-232
B. 56k modem
C. Bluetooth
D. Codec
E. SIP
Correct Answer: DE
Section: Network Architecture
Explanation
Explanation/Reference:
genuine answer.
QUESTION 5
Which of the following communication technologies would MOST likely be used to increase bandwidth
over
an existing fiber optic network by combining multiple signals at different wavelengths?
http://www.gratisexam.com/
A. DWDM
B. SONET
, VERIFIED 2026/2027 COMPUTER NETWORKS EXAM QUESTIONS WITH
CORRECT ANSWERS
C. ADSL
D. LACP
Correct Answer: A
Section: Network Architecture
Explanation
Explanation/Reference:
Explanation:
QUESTION 6
Which of the following WAN technologies is associated with high latency?
A. T1
B. Satellite
C. Cable
D. OCx
Correct Answer: B
Section: Network Architecture
Explanation
Explanation/Reference:
Explanation:
QUESTION 7
Which of the following provides accounting, authorization, and authentication via a centralized
privileged
database, as well as, challenge/response and password encryption?
A. Multifactor authentication
B. ISAKMP
C. TACACS+
D. Network access control
Correct Answer: C
Section: Network Architecture
Explanation
, VERIFIED 2026/2027 COMPUTER NETWORKS EXAM QUESTIONS WITH
CORRECT ANSWERS
Explanation/Reference:
definite answer.
QUESTION 8
Which of the following is used to define how much bandwidth can be used by various protocols on the
network?
A. Traffic shaping
B. High availability
C. Load balancing
D. Fault tolerance
Correct Answer: A
Section: Network Architecture
Explanation
Explanation/Reference:
Explanation:
QUESTION 9
Which of the following network topologies has a central, single point of failure?
A. Ring
B. Star
C. Hybrid
D. Mesh
Correct Answer: B
Section: Network Architecture
Explanation
Explanation/Reference:
well answered.
QUESTION 10
A technician is helping a SOHO determine where to install the server. Which of the following should be
considered FIRST?
A. Compatibility requirements
CORRECT ANSWERS
Exam A
QUESTION 1
A technician has verified that a recent loss of network connectivity to multiple workstations is due to a
bad CAT5 cable in the server room wall. Which of the following tools can be used to locate its physical
location
within the wall?
A. Cable certifier
B. Multimeter
C. Cable tester
D. Toner probe
Correct Answer: D
Section: Network Architecture
Explanation
Explanation/Reference:
Explanation:
QUESTION 2
Which of the following is used to authenticate remote workers who connect from offsite? (Select TWO).
A. OSPF
B. VTP trunking
C. Virtual PBX
D. RADIUS
E. 802.1x
Correct Answer: DE
Section: Network Architecture
Explanation
Explanation/Reference:
reliable asnwer.
QUESTION 3
Which of the following network infrastructure implementations would be used to support files being
, VERIFIED 2026/2027 COMPUTER NETWORKS EXAM QUESTIONS WITH
CORRECT ANSWERS
transferred between Bluetooth-enabled smartphones?
A. PAN
B. LAN
C. WLAN
D. MAN
Correct Answer: A
Section: Network Architecture
Explanation
Explanation/Reference:
Explanation:
QUESTION 4
Which of the following would be used in an IP-based video conferencing deployment? (Select TWO).
A. RS-232
B. 56k modem
C. Bluetooth
D. Codec
E. SIP
Correct Answer: DE
Section: Network Architecture
Explanation
Explanation/Reference:
genuine answer.
QUESTION 5
Which of the following communication technologies would MOST likely be used to increase bandwidth
over
an existing fiber optic network by combining multiple signals at different wavelengths?
http://www.gratisexam.com/
A. DWDM
B. SONET
, VERIFIED 2026/2027 COMPUTER NETWORKS EXAM QUESTIONS WITH
CORRECT ANSWERS
C. ADSL
D. LACP
Correct Answer: A
Section: Network Architecture
Explanation
Explanation/Reference:
Explanation:
QUESTION 6
Which of the following WAN technologies is associated with high latency?
A. T1
B. Satellite
C. Cable
D. OCx
Correct Answer: B
Section: Network Architecture
Explanation
Explanation/Reference:
Explanation:
QUESTION 7
Which of the following provides accounting, authorization, and authentication via a centralized
privileged
database, as well as, challenge/response and password encryption?
A. Multifactor authentication
B. ISAKMP
C. TACACS+
D. Network access control
Correct Answer: C
Section: Network Architecture
Explanation
, VERIFIED 2026/2027 COMPUTER NETWORKS EXAM QUESTIONS WITH
CORRECT ANSWERS
Explanation/Reference:
definite answer.
QUESTION 8
Which of the following is used to define how much bandwidth can be used by various protocols on the
network?
A. Traffic shaping
B. High availability
C. Load balancing
D. Fault tolerance
Correct Answer: A
Section: Network Architecture
Explanation
Explanation/Reference:
Explanation:
QUESTION 9
Which of the following network topologies has a central, single point of failure?
A. Ring
B. Star
C. Hybrid
D. Mesh
Correct Answer: B
Section: Network Architecture
Explanation
Explanation/Reference:
well answered.
QUESTION 10
A technician is helping a SOHO determine where to install the server. Which of the following should be
considered FIRST?
A. Compatibility requirements
