30 Questions
What is Cisco IOS primarily used for in Cisco devices?
Enabling basic routing and switching functions
How is the Cisco IOS typically accessed?
Using a command-line interface (CLI)
Where is the IOS file typically stored?
In a semipermanent memory area called flash
What are the two forms of IOS?
Compressed and uncompressed
What is one of the services provided by Cisco IOS?
Reliable and secure access to networked resources
What is the primary function of flash memory?
To provide non-volatile storage
What is the purpose of the console port on a router or switch?
To provide out-of-band access to a router
What type of connection is used to directly connect a computer or terminal to the console port?
Low-speed serial connection
What is the other name for a console session?
CTY line
What type of module is WIC-1T?
Network Module
What is the purpose of the AUX port?
To connect to a modem
What is the purpose of the CLI environment?
To configure and manage network devices
What is one of the scenarios where a console cable is used?
Initial configuration of a network device
What is the function of the Telnet server process in Cisco IOS devices?
To start a Telnet client on the router
What is the benefit of using SSH over Telnet?
SSH encrypts all communications between the client and the IOS device
What is the purpose of the auxiliary (AUX) port on a router?
To establish a CLI session remotely through a telephone dialup connection
What is a vty session?
A virtual teletype interface created in a router for a Telnet session
What is the difference between Telnet and SSH?
SSH is more secure than Telnet
What is the purpose of using the AUX port locally?
When there are problems using the console port
What type of device is typically at the WAN customer or user end of the link?
DTE - Data Terminal Equipment
What contains the Cisco IOS Software commands used to customize the functionality of a Cisco device?
Configuration files
What is parsed by the Cisco IOS Software when the system is booted?
Startup-config file
What device supplies clocking services to another device?
DCE - Data Communications Equipment
How many types of software does a network device depend on for its operation?
Two
What is the purpose of the startup configuration file?
To configure the device during system startup
Where is the startup configuration file stored?
In nonvolatile RAM (NVRAM)
What happens when the network administrator performs device configuration?
The running configuration file is modified
What is the running configuration file used for?
To operate the network device
What happens when changes are made to the running configuration file?
The changes immediately affect the operation of the Cisco device
What is the relationship between the running configuration file and the startup configuration file?
The running configuration file is used during the current operation of the device and the startup configuration file is used during system startup
This quiz covers the basics of routers, including differentiating routers, the role of IOS, and the purpose of configuration files in data communications and networking.
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