CCNA V7 Module 1-3 Exam Answers: Basic Network Connectivity

This blog post provides comprehensive CCNA v7 Module 1-3 exam answers, covering all the topics in the exam. The questions are updated to the latest exam syllabus, and they are written by experienced CCNA-certified professionals. By studying these questions and answers, you can boost your chances of passing the CISCO‘s CCNA v7 exam with confidence.

NOTE: If you have a new question on this test, please comment Question and Multiple-Choice list in the form below this article. We’ll quickly refresh your access to the answers. I’m grateful. Your contribution to the website is greatly appreciated.

CCNA v7 Module 1-3 Exam Answers:

1. Which term refers to a network that provides secure access to the corporate offices by suppliers, customers and collaborators?

Internet
intranet
extranet
extendednet

2. During a routine inspection, a technician discovered that software that was installed on a computer was secretly collecting data about websites that were visited by users of the computer. Which type of threat is affecting this computer?

DoS attack
identity theft
spyware
zero-day attack

3. What is an ISP?

It is a standards body that develops cabling and wiring standards for networking.
It is a protocol that establishes how computers within a local network communicate.
It is an organization that enables individuals and businesses to connect to the Internet.
It is a networking device that combines the functionality of several different networking devices in one.

4. A large corporation has modified its network to allow users to access network resources from their personal laptops and smart phones. Which networking trend does this describe?

cloud computing
online collaboration
bring your own device
video conferencing

5. An employee at a branch office is creating a quote for a customer. In order to do this, the employee needs to access confidential pricing information from internal servers at the Head Office. What type of network would the employee access?

an intranet
the Internet
an extranet
a local area network

6. Match the requirements of a reliable network with the supporting network architecture. (Not all options are used.)

7. A networking technician is working on the wireless network at a medical clinic. The technician accidentally sets up the wireless network so that patients can see the medical records data of other patients. Which of the four network characteristics has been violated in this situation?

fault tolerance
scalability
security
Quality of Service (QoS)
reliability

8. Which statement describes the use of powerline networking technology?

New “smart” electrical cabling is used to extend an existing home LAN.
A home LAN is installed without the use of physical cabling.
A device connects to an existing home LAN using an adapter and an existing electrical outlet.
Wireless access points use powerline adapters to distribute data through the home LAN.

9. What two criteria are used to help select a network medium from various network media? (Choose two.)

the types of data that need to be prioritized
the cost of the end devices utilized in the network
the distance the selected medium can successfully carry a signal
the number of intermediate devices installed in the network
the environment where the selected medium is to be installed

10. Match each characteristic to its corresponding Internet connectivity type. (Not all options are used.)

11. What type of network traffic requires QoS?

email
on-line purchasing
video conferencing
wiki

12. A user is implementing security on a small office network. Which two actions would provide the minimum security requirements for this network? (Choose two.)

implementing a firewall
installing a wireless network
installing antivirus software
implementing an intrusion detection system
adding a dedicated intrusion prevention device

13. Which interface allows remote management of a Layer 2 switch?

the AUX interface
the console port interface
the switch virtual interface
the first Ethernet port interface

14. Passwords can be used to restrict access to all or parts of the Cisco IOS. Select the modes and interfaces that can be protected with passwords. (Choose three.)

VTY interface
console interface
Ethernet interface
boot IOS mode
privileged EXEC mode
router configuration mode

15. What function does pressing the Tab key have when entering a command in IOS?

It aborts the current command and returns to configuration mode.
It exits configuration mode and returns to user EXEC mode.
It moves the cursor to the beginning of the next line.
It completes the remainder of a partially typed word in a command.

16. An administrator uses the Ctrl-Shift-6 key combination on a switch after issuing the ping command. What is the purpose of using these keystrokes?

to restart the ping process
to interrupt the ping process
to exit to a different configuration mode
to allow the user to complete the command

17. While trying to solve a network issue, a technician made multiple changes to the current router configuration file. The changes did not solve the problem and were not saved. What action can the technician take to discard the changes and work with the file in NVRAM?

Issue the reload command without saving the running configuration.
Delete the vlan.dat file and reboot the device.
Close and reopen the terminal emulation software.
Issue the copy startup-config running-config command.

18. A technician configures a switch with these commands:

SwitchA(config)# interface vlan 1
SwitchA(config-if)# ip address 192.168.1.1 255.255.255.0
SwitchA(config-if)# no shutdown

What is the technician configuring?

Telnet access
SVI
password encryption
physical switchport access

19. Refer to the exhibit. A network administrator is configuring access control to switch SW1. If the administrator uses a console connection to connect to the switch, which password is needed to access user EXEC mode?

letmein
secretin
lineconin
linevtyin

20. Which command or key combination allows a user to return to the previous level in the command hierarchy?

end
exit
Ctrl-Z
Ctrl-C

21. What are two characteristics of RAM on a Cisco device? (Choose two.)

RAM provides nonvolatile storage.
The configuration that is actively running on the device is stored in RAM.
The contents of RAM are lost during a power cycle.
RAM is a component in Cisco switches but not in Cisco routers.
RAM is able to store multiple versions of IOS and configuration files.

22. An administrator is configuring a switch console port with a password. In what order will the administrator travel through the IOS modes of operation in order to reach the mode in which the configuration commands will be entered? (Not all options are used.)

23. Which two host names follow the guidelines for naming conventions on Cisco IOS devices? (Choose two.)

Branch2!
RM-3-Switch-2A4
Floor(15)
HO Floor 17
SwBranch799

24. What are three characteristics of an SVI? (Choose three.)

It is designed as a security protocol to protect switch ports.
It is not associated with any physical interface on a switch.
It is a special interface that allows connectivity by different types of media.
It is required to allow connectivity by any device at any location.
It provides a means to remotely manage a switch.
It is associated with VLAN1 by default.

25. How is SSH different from Telnet?

SSH makes connections over the network, whereas Telnet is for out-of-band access.
SSH provides security to remote sessions by encrypting messages and using user authentication. Telnet is considered insecure and sends messages in plaintext.
SSH requires the use of the PuTTY terminal emulation program. Tera Term must be used to connect to devices through the use of Telnet.
SSH must be configured over an active network connection, whereas Telnet is used to connect to a device from a console connection.

26. What command is used to verify the condition of the switch interfaces, including the status of the interfaces and a configured IP address?

ipconfig
ping
traceroute
show ip interface brief

27. In the show running-config command, which part of the syntax is represented by running-config ?

the command
a variable
a keyword
a prompt

28. Match the description with the associated IOS mode. (Not all options are used.)

29. After making configuration changes on a Cisco switch, a network administrator issues a copy running-config startup-config command. What is the result of issuing this command?

The new configuration will be stored in flash memory.
The new configuration will be loaded if the switch is restarted.
The current IOS file will be replaced with the newly configured file.
The configuration changes will be removed and the original configuration will be restored.

30. Match the definitions to their respective CLI hot keys and shortcuts. (Not all options are used.)

31. What command will prevent all unencrypted passwords from displaying in plain text in a configuration file?

(config)# enable password secret
(config)# enable secret Secret_Password
(config-line)# password secret
(config)# service password-encryption
(config)# enable secret Encrypted_Password

32. What method can be used by two computers to ensure that packets are not dropped because too much data is being sent too quickly?

encapsulation
flow control
access method
response timeout

33. A network administrator enters the service password-encryption command into the configuration mode of a router. What does this command accomplish?

This command encrypts passwords as they are transmitted across serial WAN links.
This command prevents someone from viewing the running configuration passwords.
This command enables a strong encryption algorithm for the enable secret password command.
This command automatically encrypts passwords in configuration files that are currently stored in NVRAM.
This command provides an exclusive encrypted password for external service personnel who are required to do router maintenance.

34. Which statement accurately describes a TCP/IP encapsulation process when a PC is sending data to the network?

Data is sent from the internet layer to the network access layer.
Packets are sent from the network access layer to the transport layer.
Segments are sent from the transport layer to the internet layer.
Frames are sent from the network access layer to the internet layer.

35. Match the description to the organization. (Not all options are used.)

36. What three application layer protocols are part of the TCP/IP protocol suite? (Choose three.)

ARP
DHCP
DNS
FTP
NAT
PPP

37. Which name is assigned to the transport layer PDU?

bits
data
frame
packet
segment

38. What process involves placing one PDU inside of another PDU?

encapsulation
encoding
segmentation
flow control

39. When IPv4 addressing is manually configured on a web server, which property of the IPv4 configuration identifies the network and host portion for an IPv4 address?

DNS server address
subnet mask
default gateway
DHCP server address

40. What layer is responsible for routing messages through an internetwork in the TCP/IP model?

internet
transport
network access
session

41. Which PDU format is used when bits are received from the network medium by the NIC of a host?

file
frame
packet
segment

42. For the TCP/IP protocol suite, what is the correct order of events when a Telnet message is being prepared to be sent over the network?

43. Which method allows a computer to react accordingly when it requests data from a server and the server takes too long to respond?

encapsulation
flow control
access method
response timeout

44. Refer to the exhibit. ServerB is attempting to contact HostA. Which two statements correctly identify the addressing that ServerB will generate in the process? (Choose two.)

ServerB will generate a frame with the destination MAC address of SwitchB.
ServerB will generate a packet with the destination IP address of RouterB.
ServerB will generate a frame with the destination MAC address of RouterB.
ServerB will generate a packet with the destination IP address of RouterA.
ServerB will generate a packet with the destination IP address of HostA.
ServerB will generate a frame with the destination MAC address of RouterA.

45. A web client is receiving a response for a web page from a web server. From the perspective of the client, what is the correct order of the protocol stack that is used to decode the received transmission?

HTTP, TCP, IP, Ethernet
Ethernet, IP, TCP, HTTP
Ethernet, TCP, IP, HTTP
HTTP, Ethernet, IP, TCP

46. Which option creates a secure connection for remote workers?

Firewall
Virus, worm, or Trojan horse
Zero-day or Zero-hour
Virtual Private Network (VPN)
Denial of Service (DoS)

47. Which attack slows down or crashes equipment and programs?

Firewall
Virus, worm, or Trojan horse
Zero-day or Zero-hour
Virtual Private Network (VPN)
Denial of Service (DoS)

48. Which option blocks unauthorized access to your network?

Virus, worm, or Trojan horse
Firewall
Zero-day or Zero-hour
Virtual Private Network (VPN)
Denial of Service (DoS)

49. Which option describes malicious code running on user devices?

Firewall
Zero-day or Zero-hour
Virus, worm, or Trojan horse
Virtual Private Network (VPN)
Denial of Service (DoS)

50. Which option describes a network attack that occurs on the first day that a vulnerability becomes known?

Firewall
Virus, worm, or Trojan horse
Virtual Private Network (VPN)
Zero-day or Zero-hour
Denial of Service (DoS)

51. Which feature is a good conferencing tool to use with others who are located elsewhere in your city, or even in another country?

BYOD
Video communications
Cloud computing

52. Which feature describes using personal tools to access information and communicate across a business or campus network?

BYOD
Video communications
Cloud computing

53. Which feature contains options such as Public, Private, Custom and Hybrid?

BYOD
Video communications
Cloud computing

54. Which feature is being used when connecting a device to the network using an electrical outlet?

Smart home technology
Powerline
Wireless broadband

55. Which feature uses the same cellular technology as a smart phone?

Smart home technology
Powerline
Wireless broadband

56. What term describes a network owned by one organization that provides safe and secure access to individuals who work for a different organization?

extranet
cloud
BYOD
quality of service

57. What term describes storing personal files on servers over the internet to provide access anywhere, anytime, and on any device?

cloud
BYOD
quality of service
converged network

58. What term describes a network where one computer can be both client and server?

peer-to-peer
cloud
BYOD
quality of service

59. What term describes a type of network used by people who work from home or from a small remote office?

SOHO network
BYOD
quality of service
converged network

60. What term describes a computing model where server software runs on dedicated computers?

internet
client/server
intranet
extranet

61. What term describes a technology that allows devices to connect to the LAN using an electrical outlet?

internet
powerline networking
intranet
extranet

62. What term describes a policy that allows network devices to manage the flow of data to give priority to voice and video?

internet
quality of service
intranet
extranet

63. What term describes a private collection of LANs and WANs that belongs to an organization?

internet
intranet
extranet
peer-to-peer

64. What term describes the ability to use personal devices across a business or campus network?

internet
intranet
BYOD
extranet

65. At which OSI layer is a source IP address added to a PDU during the encapsulation process?

data link layer
transport layer
network layer
application layer

66. At which OSI layer is a destination port number added to a PDU during the encapsulation process?

transport layer
data link layer
network layer
application layer

67. At which OSI layer is data added to a PDU during the encapsulation process?

data link layer
application layer
network layer
transport layer

68. At which OSI layer is a source IP address added to a PDU during the encapsulation process?

data link layer
network layer
application layer
presentation layer

69. Which of the following is the name for all computers connected to a network that participate directly in network communication?

Servers
Intermediary device
Host
media

70. At which OSI layer is a destination IP address added to a PDU during the encapsulation process?

network layer
application layer
transport layer
presentation layer

71. At which OSI layer is a source MAC address added to a PDU during the encapsulation process?

data link layer
application layer
transport layer
presentation layer

72. At which OSI layer is a source port number added to a PDU during the encapsulation process?

transport layer
application layer
network layer
presentation layer
data link layer

73. Which two devices are intermediary devices? (Choose two)

Host
Router
Switch
Servers

74. At which OSI layer is a destination MAC address added to a PDU during the encapsulation process?

data link layer
transport layer
application layer
network layer

75. When data is encoded as pulses of light, which media is being used to transmit the data?

Wireless
Fire optic cable
Copper cable

76. Which statement is correct about network protocols?

Network protocols define the type of hardware that is used and how it is mounted in racks.
They define how messages are exchanged between the source and the destination.
They all function in the network access layer of TCP/IP.
They are only required for exchange of messages between devices on remote networks.

77. Which two OSI model layers have the same functionality as a single layer of the TCP/IP model? (Choose two.)

data link
network
physical
session
transport

78. What is a characteristic of multicast messages?

They are sent to a select group of hosts.
They are sent to all hosts on a network.
They must be acknowledged.
They are sent to a single destination.

79. At which layer of the OSI model would a logical address be added during encapsulation?

physical layer
data link layer
transport layer
network layer

80. What is an advantage of network devices using open standard protocols?

Network communications is confined to data transfers between devices from the same vendor.
Internet access can be controlled by a single ISP in each market.
A client host and a server running different operating systems can successfully exchange data.
Competition and innovation are limited to specific types of products.

81. Which device performs the function of determining the path that messages should take through internetworks?

a firewall
a router
a web server
a DSL modem

82. Open the PT Activity. Perform the tasks in the activity instructions and then answer the question.

What is the IP address of the switch virtual interface (SVI) on Switch0?

192.168.10.5
192.168.5.10
192.168.10.1
192.168.5.0

83. Refer to the exhibit. An administrator is trying to configure the switch but receives the error message that is displayed in the exhibit. What is the problem?

The entire command, configure terminal, must be used.
The administrator is already in global configuration mode.
The administrator must first enter privileged EXEC mode before issuing the command.
The administrator must connect via the console port to access global configuration mode.

84. Why would a Layer 2 switch need an IP address?

to enable the switch to send broadcast frames to attached PCs
to enable the switch to function as a default gateway
to enable the switch to be managed remotely
to enable the switch to receive frames from attached PCs

Go to CCNA 1 page

CCNA 1 Exam Answers
Module Group Exams
Modules 1 – 3: Basic Network Connectivity and Communications Exam Answers
Modules 4 – 7: Ethernet Concepts Exam Answers
Modules 8 – 10: Communicating Between Networks Exam Answers
Modules 11 – 13: IP Addressing Exam Answers
Modules 14 – 15: Network Application Communications Exam Answers
Modules 16 – 17: Building and Securing a Small Network Exam Answers