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Saturday, 27 June 2009

CCNA Discovery 1 Module 4 Exam Answers Version 4.0

CCNA Discovery 1 Module 4 Exam Answers Version 4.0
1. Which definition describes the term Internet?
• a group of PCs connected together on a LAN
• a group of PCs connected together by an ISP
• a network of networks that connects countries around the world
• a worldwide collection of networks controlled by a single organization

2. What type of connection point is a point of presence (POP)?
• between a client and a host
• between two local networks
• between a computer and a switch
• between an ISP and a home-based LAN

3. What is the term for the group of high-speed data links that interconnect ISPs?
• Internet LAN
• ISP backbone
• Internet gateways
• Internet providers
• Internet backbone

4. Which device can act as a router, switch, and wireless access point in one package?
• hub
• bridge
• modem
• repeater

5. What are three characteristics of business class ISP service? (Choose three.)
• fast connections
• extra web space

• free Windows upgrade
• cheapest cost available to all users
• additional e-mail accounts
• replacement hardware at no cost

6. What is a major characteristic of asymmetric Internet service?
• Download speeds and upload speeds are equal.
• Download speeds are slower than upload speeds.
• Upload speeds and download speeds are different.
• Upload speeds and download speeds are irrelevant.

7. Which three elements are required to successfully connect to the Internet? (Choose three.)
• an IP address
• file sharing enabled
• a network connection
• server services enabled
• access to an Internet service provider
• an address obtained directly from the RIR

8. What term describes each router through which a packet travels when moving between source and destination networks?
• hop
• segment

9. What does the tracert command test?
• NIC functionality
• the ISP bandwidth
• the network path to a destination
• the destination application functionality

10. What type of end-user connectivity requires that an ISP have a DSLAM device in their network?
• analog technology
• cable modem technology
• digital subscriber line technology
• wireless technology

11. Why would an ISP require a CMTS device on their network?
• to connect end users using cable technology
• to connect end users using analog technology
• to connect end users using wireless technology
• to connect end users using digital subscriber line technology

12. Refer to the graphic. What type of cabling is shown?
• coax
• fiber

13. Refer to the graphic. What type of cabling is shown?
• coax
• fiber

14. Which two places are most appropriate to use UTP cabling? (Choose two.)
• between buildings
• in a home office network
• where EMI is an issue
• in a cable TV network
• inside a school building
• in a manufacturing environment with hundreds of electrical devices

15. What does adherence to cabling standards ensure?
• data security
• no loss of signal
• no electromagnetic interference
• reliable data communications

16. Refer to the graphic. What type of cable is shown?
• crossover
• eight coax channels
• multimode fiber
• single-mode fiber
• straight-through

17. What connector is used to terminate Ethernet unshielded twisted pair (UTP) cabling?
• ST
• RJ-11
• RJ-45

18. Which two characteristics describe copper patch panels? (Choose two.)
• uses RJ-11 jacks
• uses RJ-45 jacks
• supports only data transmissions
• allows quick rearrangements of network connections
• forwards transmissions based on MAC addresses

19. What are two advantages of cable management? (Choose two.)
• requires no preplanning
• aids in isolation of cabling problems
• protects cables from physical damage

• provides compliance with future standards
• provides a short-term solution for cable installation

20. What are two common causes of signal degradation when using UTP cabling? (Choose two.)
• installing cables in conduit
• having improper termination
• losing light over long distances
• installing low quality cable shielding
• using low quality cables or connectors

21. What are three commonly followed standards for constructing and installing cabling? (Choose three.)
• pinouts
• cable lengths

• connector color
• connector types
• cost per meter (foot)
• tensile strength of plastic insulator


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