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- 1. Multiple Choice
Which command is used to encrypt all
passwords in a router configuration file?
Router_A (config) # enable secret <password>
Router_A (config) # service password-encryption
Router_A (config) # enable password <password>
Router_A (config) # encrypt password
- 2. Multiple Choice
Company policy requires using the most secure method to safeguard access to the privileged exec and configuration mode on the routers. The privileged exec password is trustknow1. Which of the following router commands achieves the goal of providing the highest level of security?
secret password trustknow1
enable password trustknow1
service password-encryption
enable secret trustknow1
- 3. Multiple Choice
What will be the response from the router after the command, "router(config)# hostname portsmouth" is entered?
portsmouth#
portsmouth(config)#
router(config-host)#
invalid input detected
- 4. Multiple Choice
Which command can be used on a Cisco router to display all interfaces, the IPv4 address assigned, and the current status?
show ip interface brief
ping
show ip route
show interface fa0/1
- 5. Multiple Choice
Which command can be used on a Cisco router to display all interfaces, the IPv4 address assigned, and the current status?
show ip interface brief
ping
show ip route
show interface fa0/1
- 6. Multiple Choice
Which CLI mode allows users to access all device commands, such as those used for configuration, management, and troubleshooting?
user EXEC mode
privileged EXEC mode
global configuration mode
interface configuration mode
- 7. Multiple Choice
Which characteristic describes the default gateway of a host computer?
the logical address of the router interface on the same network as the host computer
the physical address of the switch interface connected to the host computer
the physical address of the router interface on the same network as the host computer
the logical address assigned to the switch interface connected to the router
- 8. Multiple Choice
What is the purpose of the banner motd command?
It configures a message that will identify printed documents to LAN users.
It is a way that routers communicate the status of their links with one another.
It provides an easy way of communicating with any user attached to a router's LANs.
It provides a way to make announcements to those who log in to a router.
- 9. Multiple ChoiceEach side of a router isa different networkthe same networkin the same IP subnet rangeconnected to a single end device
- 10. Multiple ChoiceWhen a device sends a broadcastall devices in the same broadcast domain receive itall devices in all VLANs receive itall Internet connected devices receive itthe switch receives it and discards it
- 11. Multiple Choice
show ip interface brief is a command that allows you to view and to verify the condition of the switch or router interfaces.
True
False
- 12. Multiple Choice
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
Ehernet interface
privileged exec mode
router config mode
- 13. Multiple Choice
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.
- 14. Multiple Choice
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
- 15. Multiple Choice
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
telnet
SVI
password encryption
physical switchport access
- 16. Multiple Choice
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.
- 17. Multiple Choice
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
- 18. Multiple Choice
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
- 19. Multiple Choice
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.
- 20. Multiple Choice
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
Telnet Access
SVI
Password Encryption
physical switchport access
- 21. Multiple Choice
Which command or key combination allows a user to return to the previous level in the command hierarchy?
end exit Ctrl-Z Ctrl-C
end
Ctrl-Z
Ctrl-C
exit
- 22. Multiple Choice
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.
- 23. Multiple Choice
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. Multiple Choice
Refer to the exhibit. A network administrator is configuring the MOTD on switch SW1. What is the purpose of this command?
to display a message when a user accesses the switch
to configure switch SW1 so that only the users in the Admin group can telnet into SW1
to force users of the Admin group to enter a password for authentication
to configure switch SW1 so that the message will display when a user enters the enable command
- 25. Multiple Choice
Which interface is the default SVI on a Cisco switch?
FastEthernet 0/1
GigabitEthernet 0/1
VLAN 99
VLAN 1
- 26. Multiple Choice
Refer to the exhibit. A network technician is testing connectivity in a new network. Based on the test results shown in the exhibit, which device does the technician have connectivity with and which device does the technician not have connectivity with? (Choose two.)
connectivity: switch 2
connectivity: PC-D
connectivity: PC-B
no connectivity: PC-C
no connectivity: switch 1
- 27. Multiple Choice
Refer to the exhibit. What three facts can be determined from the viewable output of the show ip interface brief command? (Choose three.)
Two physical interfaces have been configured.
The switch can be remotely managed
One device is attached to a physical interface
Passwords have been configured on the switch.
The default SVI has been changed
- 28. Multiple Choice
Refer to the exhibit. A switch was configured as shown. A ping to the default gateway was issued, but the ping was not successful. Other switches in the same network can ping this gateway. What is a possible reason for this?
The VLAN IP address and the default gateway IP address are not in the same network.
The local DNS server is not functioning correctly.
The ip default-gateway command has to be issued in the VLAN interface configuration mode.
The default gateway address must be 192.168.10.1.
The no shutdown command was not issued for vlan 1
- 29. Multiple Choice
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.
- 30. Multiple ChoiceA switch connectsend devices to end devicesnetworks to networksscreens to keyboardsend devices to the Internet
- 31. Multiple ChoiceA router connectsend devices to end devicesnetworks to networksscreens to keyboardsend devices to the Internet
- 32. Multiple Choice
Which two statements are true regarding the user EXEC mode? (Choose two.)
All router commands are available
Global configuration mode can accessed by entering the enable command
the device prompt for this mode ends with the ">" symbol
interfaces and routing protocols can be configured
Only some aspects of the router configuration can be viewed
- 33. Multiple Choice
Which statement is true about the running configuration file in a Cisco IOS device?
It is automatically saved when the router reboots
It should be deleted using the erase running-config command
It affects the operation of the device immediately when modified
It is stored in NVRAM
- 34. Multiple Choice
When a hostname is configured through the Cisco CLI, which three naming conventions are part of the guidelines? (Choose three.)
The hostname should be written in all lower case characters
The hostname should contain no spaces
the hostname should begin with a letter
the hostname should be fewer than 64 characters in length
the hostname should end with a special character
- 35. Multiple Choice
Which functionality is provided by DHCP?
end-to end connectivity test
translation of IP addresses to domain names
remote switch management
automatic assignment of an IP address to each host.
- 36. Multiple Choice
the operating system of cisco router is
Windows
Linux
OSI
Android
- 37. Multiple Choice
Which of the following prompt tells that a Router is in privileged exec mode?
Router>
Router#
Router(config)#
Router(config-if)#
- 38. Multiple Choice
What is the purpose of issuing a ping 192.168.1.2 command on a PC?
To test if the TCP/IP stack is functioning on the PC without putting traffic on the wire.
To test the route that traffic will take to reach the destination.
To see if there is connectivity with the destination device.
To see what type of device is at the destination.
- 39. Multiple Choice
What purpose can a hostname serve on an intermediary device?
A hostname is necessary to allow local access to the device using the console port.
A hostname must be configured before any other configuration can be made to the device.
A hostname can be used to verify the connection to the proper device over remote access (SSH or telnet).
A Cisco router or switch requires a hostname to start up.
- 40. Multiple Choice
Which interface is the default Switch Virtual Interface (SVI) that allows remote management on a Cisco switch?
VLAN 1
FastEthernet 0/1
GigabitEthernet 0/1
VLAN 99
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