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Cisco Chapter 2

Which two features are characteristics of flash memory? (Choose two.)
1.Flash provides nonvolatile storage.
2.The contents of flash may be overwritten.
A network administrator is planning an IOS upgrade on several of the head office routers and switches. Which three questions must be answered before continuing with the IOS selection and upgrade? (Choose three.)
1.What models of routers and switches require upgrades
2.Do the routers and switches have enough RAM and flash memory for the proposed IOS versions
3.What features are required for the devices
Which procedure is used to access a Cisco 2960 switch when performing an initial configuration in a secure environment?
Use the console port to locally access the switch from a serial or USB interface of the PC.
A network administrator needs to keep the user ID, password, and session contents private when establishing remote CLI connectivity with a switch to manage it. Which access method should be chosen?
SSH
A router has a valid operating system and a configuration stored in NVRAM. When the router boots up, which mode will display?
user EXEC mode
Which two functions are provided to users by the context-sensitive help feature of the Cisco IOS CLI? (Choose two.)
1.displaying a list of all available commands within the current mode
2.determining which option, keyword, or argument is available for the entered command
Why is it important to configure a hostname on a device?
to identify the device during remote access (SSH or telnet)
Which two characters are allowed as part of the hostname of a Cisco device? (Choose two.)
1.Numbers
2.Underline
What is a result of using the service password-encryption command on a Cisco network device?
All passwords in the configuration are not shown in clear text when viewing the configuration.
A new network administrator has been asked to enter a banner message on a Cisco device. What is the fastest way a network administrator could test whether the banner is properly configured?
Exit enable mode and press Enter.
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.)
1.VTY interface
2.console interface
3.privileged EXEC mode
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.
Which statement is true about the running configuration file in a Cisco IOS device?
It affects the operation of the device immediately when modified.
Which interface allows remote management of a Layer 2 switch?
the switch virtual interface
Why would a Layer 2 switch need an IP address?
to enable the switch to be managed remotely
What benefit does DHCP provide to a network?
Hosts can connect to the network and get an IP address without manual configuration.
What command can be used on a Windows PC to see the IP configuration of that computer?
ipconfig
What criterion must be followed in the design of an IPv4 addressing scheme for end devices?
Each IP address must be unique within the local network.
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 no shutdown command was not issued for VLAN 1.
What is a user trying to determine when issuing a ping 10.1.1.1 command on a PC?
if there is connectivity with the destination device
Which describes a console port?
1.It displays startup, debugging, and error messages by default.
2.It can be used to restore an out-of-box configuration on a switch or router.
Which describes Virtual Interface?
1. It uses Telnet or SSH protocols for access.
2. It requires an active network connection.
AUX port:
1.It connects through dialup connections.
2. It is not supported on Catalyst switch devices.
Tab will
Completes the remainder of a partially typed command or keyword
Ctrl-R
Redisplays, on a new line, the command currently being typed
Ctrl-Z
Exits configuration mode and returns to the EXEC
Up Arrow
Allows user to scroll backward through former commands
Ctrl-C
cancels any command currently being entered and returns directly to privileged EXEC mode
Ctrl-Shift-6
Allows the user to interrupt an IOS process such as ping or traceroute

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