CCNA 1 Chapter 1 V4.0 Answers
Posted in CCNA 1 - Network Fundamentals (V4.0) - 22 February 2010 - No comment - 32,348 views
1. 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 to connect the router to the rest of the production network.
They are synchronous serial ports.
They are used for initial router configuration.
They are asynchronous serial ports.
They are accessed using their assigned IP address.
2. The console port can be used for which of the following? (Choose three.)
debugging.
password recovery.
routing data between networks.
troubleshooting.
connecting one router to another.
3. Which of the following describes the function of a WAN?
connects peripherals in a single location.
connects multiple networks in a single building.
provides connectivity on a LAN.
provides connectivity over a large geographic area.
4. An internetwork must include which of the following? (Choose three.)
switching.
static addressing.
IETF standardization.
dynamic or static routing.
consistent end-to-end addressing.
5. 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.)
straight-through cable.
terminal emulation software.
rollover cable.
RJ-45 to DB-9 connector.
V.35 cable.
6. 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.)
bits per second.
data bits.
parity.
stop bits.
flow control.
7. Which of the following devices are used in the construction of a WAN? (Choose three.)
hubs.
routers.
communication servers.
transceivers.
modems.
multi-port repeaters.
8. Which of the following are functions of RAM? (Choose three.)
contains startup configuration file.
stores routing table.
holds fast switching cache.
retains contents when power is removed.
stores running configuration file.
9. Why is a console connection to a router or switch preferred when troubleshooting? (Choose two.)
can be accessed remotely.
does not depend on network services.
displays startup and error messages by default.
does not require special components.
10. Which basic components do a router and a standard desktop PC have in common? (Choose three.)
CPU.
hard drive.
input/output interfaces.
keyboard.
monitor.
system bus.
11. During the initial configuration of a 2600 series Cisco router, which cable is required for connecting a PC to the console port?
twisted.
crossover.
rollover.
straight.
12. A router is composed of many internal components. Which of the following components stores a copy of the router’s configuration file?
metal-oxide memory.
read only memory.
flash memory.
non-volatile random access memory.
13. What contains the instructions that a router uses to control the flow of traffic through its interfaces?
packet configuration.
configuration files.
internal components.
14. 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.)
a crossover cable between the transceiver on a router and a switch.
a crossover cables between a switch and hosts on a LAN.
a straight-through cable between the auxiliary port on a router and a switch.
a rollover cable between the console port on a router and a switch.
straight-through cables between a switch and hosts on a LAN.
a straight-through cable between the transceiver on a router and a switch.
15. Which router component holds the configuration file when power is lost?
volatile random access memory.
16. Which of the following layers of the OSI model are incorporated in WAN standards? (Choose two.)
physical layer.
application layer.
transport layer.
data link layer.
session layer.
17. Which of the following are true regarding router interfaces? (Choose three.)
provide temporary memory for the router configuration files.
connect the router to the network for packet entry and exit.
can be on the motherboard or a separate module.
hold the IOS image.
connect the router to LANs and WANs.
18. Which of the following tasks can be accomplished through a management connection on a router? (Choose three.)
troubleshooting problems.
monitoring the system.
capturing LAN data packets.
configuring the router.
routing data packets.
19. What do routers use to select the best path for outgoing data packets?
ARP tables.
bridging tables.
routing tables.
switching tables.
20. Which of the following are functions of NVRAM? (Choose two.)
stores the routing table.
stores the startup configuration file.
contains the running configuration file.
stores the ARP table.
21. Select the statements that correctly describe flash memory in a 2600 series router? (Choose two.)
holds the startup configuration by default.
can be upgraded with single in-line memory modules.
stores Cisco IOS software images.
stores routing table information by default.
maintains the only copy of an IOS image after the router is booted.
CCNA 1 Chapter 2 V4.0 Answers
Posted in CCNA 1 - Network Fundamentals (V4.0) - 25 February 2010 - 2 comments - 125,595 views
1. Which statements correctly identify the role of intermediary devices in the network? (Choose three.)
determine pathways for data
initiate data communications
retime and retransmit data signals
originate the flow of data
manage data flows
final termination point for data flow
2. Select the statements that are correct concerning network protocols. (Choose three.)
define the structure of layer specific PDU’s
dictate how to accomplish layer functions
outline the functions necessary for communications between layers
limit the need for hardware compatibility
require layer dependent encapsulations
eliminate standardization among vendors
3. What are two functions of encapsulation? (Choose two.)
tracks delay between end devices
enables consistent network paths for communication
allows modification of the original data before transmission
identifies pieces of data as part of the same communication
ensures that data pieces can be directed to the correct receiving end device
4. What is a primary function of the trailer information added by the data link layer encapsulation?
supports error detection
ensures ordered arrival of data
provides delivery to correct destination
identifies the devices on the local network
assists intermediary devices with processing and path selection
5. Which two layers of the OSI model have the same functions as the TCP/IP model Network Access Layer? (Choose two.)
Network
Transport
Physical
Data Link
Session
6. What is a PDU?
corruption of a frame during transmission
data reassembled at the destination
retransmitted packets due to lost communication
a layer specific encapsulation
7. Which characteristic correctly refers to end devices in a network?
originate data flow
8.
Refer to the exhibit. “Cell A” at IP address 10.0.0.34 has established an IP session with “IP Phone 1″ at IP address 172.16.1.103. Based upon the graphic, which device type best describes the function of wireless device “Cell A?”
the destination device
an end device
an intermediate device
a media device
9.
Refer to the exhibit. Which three labels correctly identify the network types for the network segments that are shown? (Choose three.)
Network A — WAN
Network B — WAN
Network C — LAN
Network B — MAN
Network C — WAN
Network A – LAN
10. Which three statements best describe a Local Area Network (LAN)? (Choose three.)
A LAN is usually in a single geographical area.
The network is administered by a single organization.
The connection between segments in the LAN is usually through a leased connection.
The security and access control of the network are controlled by a service provider.
A LAN provides network services and access to applications for users within a common organization.
Each end of the network is generally connected to a Telecommunication Service Provider (TSP).
11.
Refer to the exhibit. Which networking term describes the data interleaving process represented in the graphic?
piping
PDU
streaming
multiplexing
encapsulation
12. What is the primary purpose of Layer 4 port assignment?
to identify devices on the local media
to identify the hops between source and destination
to identify to the intermediary devices the best path through the network
to identify the source and destination end devices that are communicating
to identify the processes or services that are communicating within the end devices
13. What device is considered an intermediary device?
file server
IP phone
laptop
printer
switch
14.
Refer to the exhibit. Which term correctly identifies the device type that is included in the area B?
source
end
transfer
intermediary
15.
Refer to the exhibit. What type of network is shown?
WAN
MAN
LAN
WLAN
16. Which layer encapsulates the segment into packets?
physical
data link
network
transport
17. What can be identified by examining the network layer header?
the destination device on the local media
the destination host address
the bits that will be transferred over the media
the source application or process creating the data
18.
Refer to the exhibit. Which set of devices contains only end devices?
A, C, D
B, E, G, H
C, D, G, H, I, J
D, E, F, H, I, J
E, F, H, I, J
19. During the encapsulation process, what occurs at the data link layer?
No address is added.
The logical address is added.
The physical address is added.
The process port number is added.
20. What is the purpose of the TCP/IP Network Access layer?
path determination and packet switching
data presentation
reliability, flow control, and error detection
network media control
the division of segments into packets
21. What is the proper order of the layers of the OSI model from the highest layer to the lowest layer?
physical, network, application, data link, presentation, session, transport
application, physical, session, transport, network, data link, presentation
application, presentation, physical, session, data link, transport, network
application, presentation, session, transport, network, data link, physical
presentation, data link, session, transport, network, physical, application
CCNA 1 Chapter 3 V4.0 Answers
Posted in CCNA 1 - Network Fundamentals (V4.0) - 28 February 2010 - No comment - 115,913 views
1. What application layer protocol is commonly used to support for file transfers between a client and a server?
HTML
HTTP
FTP
...
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