CCNA 4 Final Exam Answers 2026
(v5.0.3+v6.0) – Connecting Networks
Last updated on: Jun 3, 2026 CCNA 4 Exam Answers, CCNA v6 12 Comments
4.6 (7) vote[s]
New Version:CCNA 4 Final Exam Answers v6.0
How to find: Press “Ctrl + F” in the browser and fill in whatever wording is in the question to
find that question/answer.
NOTE: If you have the new question on this test, please comment Question and Multiple-Choice
list in form below this article. We will update answers for you in the shortest time. Thank you!
We truly value your contribution to the website.
1. Which statement best describes a WAN?
o A WAN interconnects LANs over long distances.*
o A WAN is a public utility that enables access to the Internet.
o WAN is another name for the Internet.
o A WAN is a LAN that is extended to provide secure remote network access.
2. Connecting offices at different locations using the Internet can be economical for a
business. What are two important business policy issues that should be addressed
when using the Internet for this purpose? (Choose two.)
o addressing
o bandwidth
o privacy*
o security*
o WAN technology
3. What is a disadvafntage of a packet-switched network compared to a circuit-
switched network?
o higher cost
o fixed capacity
o less flexibility
o higher latency*
4. A company is considering updating the campus WAN connection. Which two WAN
options are examples of the private WAN architecture? (Choose two.)
o cable
o leased line*
o Ethernet WAN*
o municipal Wi-Fi
o digital subscriber line
,5. Which statement describes a characteristic of dense wavelength division
multiplexing (DWDM)?
o It supports the SONET standard, but not the SDH standard.
o It enables bidirectional communications over one pair of copper cables.
o It can be used in long-range communications, like connections between
ISPs.*
o It assigns incoming electrical signals to specific frequencies.
6. Which WAN technology can serve as the underlying network to carry multiple types
of network traffic such as IP, ATM, Ethernet, and DSL?
o ISDN
o MPLS*
o Frame Relay
o Ethernet WAN
7. Which two WAN technologies are more likely to be used by a business than by
teleworkers or home users? (Choose two.)
o cable
o DSL
o Frame Relay*
o MetroE*
o VPN
8. The security policy in a company specifies that the staff in the sales department
must use a VPN to connect to the corporate network to access the sales data when
they travel to meet customers. What component is needed by the sales staff to
establish a remote VPN connection?
o VPN gateway
o VPN appliance
o VPN concentrator
o VPN client software*
9. How many DS0 channels are bundled to produce a 1.544 Mbps T1 line?
o 2
o 12
o 24*
o 28
10. What function is provided by Multilink PPP?
o spreading traffic across multiple physical WAN links*
o dividing the bandwidth of a single link into separate time slots
o enabling traffic from multiple VLANs to travel over a single Layer 2 link
o creating one logical link between two LAN switches via the use of multiple
physical links
11. Refer to the exhibit. A network administrator is configuring the PPP link between
the routers R1 and R2. However, the link cannot be established. Based on the partial
, output of the show running-config command, what is the cause of the problem?
o The usernames do not match each other.
o The usernames do not match the host names.*
o The passwords for CHAP should be in lowercase.
o The username r1 should be configured on the router R1 and the username r2
should be configured on the router R2.
12. Refer to the exhibit. A network administrator has configured routers RTA and RTB,
but cannot ping from serial interface to serial interface. Which layer of the OSI
model is the most likely cause of the problem?
o application
o transport
, o network
o data link*
o physical
13. What advantage does DSL have compared to cable technology?
o DSL upload and download speeds are always the same.
o DSL is faster.
o DSL has no distance limitations.
o DSL is not a shared medium.*
14. Which broadband technology would be best for a user that needs remote access
when traveling in mountains and at sea?
o Wi-Fi Mesh
o mobile broadband
o WiMax
o satellite*
15. Which technology requires the use of PPPoE to provide PPP connections to
customers?
o dialup analog modem
o dialup ISDN modem
o DSL*
o T1
16. Refer to the exhibit. What is the network administrator verifying when issuing the
show ip interface brief command on R1 in respect to the PPPoE connection to R2?
o that the Dialer1 interface has been manually assigned an IP address
o that the Dialer1 interface is up and up
o that the Dialer1 interface has been assigned an IP address by the ISP router*
o that the IP address on R1 G0/1 is in the same network range as the DSL modem
(v5.0.3+v6.0) – Connecting Networks
Last updated on: Jun 3, 2026 CCNA 4 Exam Answers, CCNA v6 12 Comments
4.6 (7) vote[s]
New Version:CCNA 4 Final Exam Answers v6.0
How to find: Press “Ctrl + F” in the browser and fill in whatever wording is in the question to
find that question/answer.
NOTE: If you have the new question on this test, please comment Question and Multiple-Choice
list in form below this article. We will update answers for you in the shortest time. Thank you!
We truly value your contribution to the website.
1. Which statement best describes a WAN?
o A WAN interconnects LANs over long distances.*
o A WAN is a public utility that enables access to the Internet.
o WAN is another name for the Internet.
o A WAN is a LAN that is extended to provide secure remote network access.
2. Connecting offices at different locations using the Internet can be economical for a
business. What are two important business policy issues that should be addressed
when using the Internet for this purpose? (Choose two.)
o addressing
o bandwidth
o privacy*
o security*
o WAN technology
3. What is a disadvafntage of a packet-switched network compared to a circuit-
switched network?
o higher cost
o fixed capacity
o less flexibility
o higher latency*
4. A company is considering updating the campus WAN connection. Which two WAN
options are examples of the private WAN architecture? (Choose two.)
o cable
o leased line*
o Ethernet WAN*
o municipal Wi-Fi
o digital subscriber line
,5. Which statement describes a characteristic of dense wavelength division
multiplexing (DWDM)?
o It supports the SONET standard, but not the SDH standard.
o It enables bidirectional communications over one pair of copper cables.
o It can be used in long-range communications, like connections between
ISPs.*
o It assigns incoming electrical signals to specific frequencies.
6. Which WAN technology can serve as the underlying network to carry multiple types
of network traffic such as IP, ATM, Ethernet, and DSL?
o ISDN
o MPLS*
o Frame Relay
o Ethernet WAN
7. Which two WAN technologies are more likely to be used by a business than by
teleworkers or home users? (Choose two.)
o cable
o DSL
o Frame Relay*
o MetroE*
o VPN
8. The security policy in a company specifies that the staff in the sales department
must use a VPN to connect to the corporate network to access the sales data when
they travel to meet customers. What component is needed by the sales staff to
establish a remote VPN connection?
o VPN gateway
o VPN appliance
o VPN concentrator
o VPN client software*
9. How many DS0 channels are bundled to produce a 1.544 Mbps T1 line?
o 2
o 12
o 24*
o 28
10. What function is provided by Multilink PPP?
o spreading traffic across multiple physical WAN links*
o dividing the bandwidth of a single link into separate time slots
o enabling traffic from multiple VLANs to travel over a single Layer 2 link
o creating one logical link between two LAN switches via the use of multiple
physical links
11. Refer to the exhibit. A network administrator is configuring the PPP link between
the routers R1 and R2. However, the link cannot be established. Based on the partial
, output of the show running-config command, what is the cause of the problem?
o The usernames do not match each other.
o The usernames do not match the host names.*
o The passwords for CHAP should be in lowercase.
o The username r1 should be configured on the router R1 and the username r2
should be configured on the router R2.
12. Refer to the exhibit. A network administrator has configured routers RTA and RTB,
but cannot ping from serial interface to serial interface. Which layer of the OSI
model is the most likely cause of the problem?
o application
o transport
, o network
o data link*
o physical
13. What advantage does DSL have compared to cable technology?
o DSL upload and download speeds are always the same.
o DSL is faster.
o DSL has no distance limitations.
o DSL is not a shared medium.*
14. Which broadband technology would be best for a user that needs remote access
when traveling in mountains and at sea?
o Wi-Fi Mesh
o mobile broadband
o WiMax
o satellite*
15. Which technology requires the use of PPPoE to provide PPP connections to
customers?
o dialup analog modem
o dialup ISDN modem
o DSL*
o T1
16. Refer to the exhibit. What is the network administrator verifying when issuing the
show ip interface brief command on R1 in respect to the PPPoE connection to R2?
o that the Dialer1 interface has been manually assigned an IP address
o that the Dialer1 interface is up and up
o that the Dialer1 interface has been assigned an IP address by the ISP router*
o that the IP address on R1 G0/1 is in the same network range as the DSL modem
