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?

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.
  

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?

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
  

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?

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
  

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

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.
  

Which interface allows remote management of a Layer 2 switch?

Which interface allows remote management of a Layer 2 switch?

• the AUX interface

• the console port interface

• the first Ethernet port interface

• the switch virtual interface

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.)

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

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

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
  

What type of network traffic requires QoS?

What type of network traffic requires QoS?

• email
  

• on-line purchasing
  

• wiki
  

• video conferencing
  

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

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
  

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

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