Chapter 1

1. Which of the following devices are used in the construction of a WAN? (Choose three.)
routers
communication servers
modems

2. Which basic components do a router and a standard desktop PC have in common? (Choose three.)
CPU
input/output interfaces
system bus

3. Which router component holds the configuration file when power is lost?
non-volatile random access memory


4. Which of the following descriptions are true regarding the management connections on a Cisco router? (Choose three.)
They are non-network connections.
They are used for initial router configuration.
They are asynchronous serial ports.

5. An internetwork must include which of the following? (Choose three.)
switching
dynamic or static routing
consistent end-to-end addressing

6. Select the statements that correctly describe flash memory in a 2600 series router? (Choose two.)
can be upgraded with single in-line memory modules
stores Cisco IOS software images

7. Which of the following are functions of RAM? (Choose three.)
stores routing table
holds fast switching cache
stores running configuration file

8. What contains the instructions that a router uses to control the flow of traffic through its interfaces?
configuration files

9. ABC Company just purchased three new routers to start their company network. Which items are needed to establish a terminal session between a PC and the router for the initial configuration? (Choose three.)
terminal emulation software
rollover cable
RJ-45 to DB-9 connector

10. Several Ethernet hosts on a LAN need the gateway services of a Cisco 2500 series router. Which of the following would be needed to physically connect a router to all of the hosts on the LAN? (Choose two.)
straight-through cables between a switch and hosts on a LAN
a straight-through cable between the transceiver on a router and a switch

11. Why is a console connection to a router or switch preferred when troubleshooting? (Choose two.)
does not depend on network services
displays startup and error messages by default

12. Which of the following layers of the OSI model are incorporated in WAN standards? (Choose two.)
physical layer
data link layer

13. Which of the following are functions of NVRAM? (Choose two.)
retains contents when power is removed
stores the startup configuration file

14. A router is composed of many internal components. Which of the following components stores a copy of the router's configuration file?
non-volatile random access memory

15. Which of the following describes the function of a WAN?
provides connectivity over a large geographic area

16. Which of the following tasks can be accomplished through a management connection on a router? (Choose three.)
troubleshooting problems
monitoring the system
configuring the router

17. What do routers use to select the best path for outgoing data packets?
routing tables


18. The console port can be used for which of the following? (Choose three.)
debugging
password recovery
troubleshooting

19. Terminal emulation software, such as HyperTerminal, can be used to configure a router. Which of the following HyperTerminal options shown in the graphic are correctly set to allow configuration of a Cisco router? (Choose three.)
data bits
parity
stop bits

20. During the initial configuration of a 2600 series Cisco router, which cable is required for connecting a PC to the console port?
rollover


21. Which of the following are true regarding router interfaces? (Choose three.)
connect the router to the network for packet entry and exit
can be on the motherboard or a separate module
connect the router to LANs and WANs