Who wants to be Network Certified

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Who wants to be Network Certified?

• Are you up to the challenge??

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1. How many bits are in an IPv4 address?

• A. 16
• B. 32
• C. 64
• D. 128

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Answer B
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2. Which of the following is not routable?

• A. NetBEUI
• B. SPX
• C. UDP
• D.IPX

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Answer A
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3. Which of the following maps IP addresses to
MAC addresses?

• A. LMHOSTS
• B. WINS
• C. ARP
• D. NAT

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Answer C
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4. Which device operates at the Physical layer?

• A. Router
• B. Bridge
• C. Brouter
• D. Repeater

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Answer D
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5. At which layer do FTP and Web browsing occur?

• A. Application
• B. Presentation
• C. Session
• D. Transport

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Answer A
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6. Which contention method completely eliminates
data collisions?

• A. Ethernet
• B. Frame Relay
• C. Token Passing
• D. CSMA/CD

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Answer C
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7. What type of server matches IP addresses to
user-friendly domain names?

• A. RAS
• B. DHCP
• C. VPN
• D. DNS

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Answer D
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8. Which of the following is not a type of E-mail
protocol?

• A. ICMP
• B. SMTP
• C. POP3
• D. IMAP4

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Answer A
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9. What type of network utilizes vampire taps?

• A. 10Base2
• B. 10Base5
• C. 10BaseT
• D. 10BaseV

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Answer B
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10. What type of Fiber Optic connector is
square-shaped?

• A. ST
• B. SF
• C. SZ
• D. SC

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Answer D
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11. What is the maximum length for a cable
segment on a ThinNet network?

• A. 100 meters
• B. 185 meters
• C. 200 meters
• D. 250 meters

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Answer B
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12. Which of the following physical topologies
does a 10Base5 ThickNet Ethernet network use?

• A. Ring
• B. Star
• C. Bus
• D. Dual ring

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Answer C
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13. Which of the following should you use to
connect a computer to a 100BaseTX Fast Ethernet
network? (Select 2 choices.)

• a. CAT 5 UTP cable
• b. fiber-optic cable
• c. RG-58 cable
• d. BNC T connectors
• e. RJ-11 connectors
• f. RJ-45 connectors

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Answers A, F
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14. You are building a network for your company,
and you want to install a 100BaseFX Fast Ethernet
backbone to connect the company's two LANs, which
are in offices that are 4 kilometers apart. Which
of the following network connection media should
you use to create the backbone?

• CAT 5 UTP cable
• multimode fiber-optic cable
• RG-8 coaxial cable
• RG-58 coaxial cable
• single-mode fiber-optic cable

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Answer e
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15.How many B channels does a PRI ISDN connection
provide?

• a. 2
• b. 16
• c. 23
• d. 56

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Answer c
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16. You are designing an Ethernet network. The
Ethernet specification you select for the network
should support a data transmission rate of 100
megabits per second (Mbps) and a maximum cable
segment length of 2,000 meters (m). The cable
used in the Ethernet specification you select
should also be immune to crosstalk.
Which of the following Ethernet specifications
should you use on the network? a. 10Base2 b.
10BaseT c. 100BaseFX d. 100BaseTX
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Answer c
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17. The office at your company already has CAT 3
UTP cable installed. You want to use the existing
cable with a version of Fast Ethernet. Which of
the following Ethernet specifications meets your
objective? a. 10Base2 b. 10BaseF c. 100BaseT4 d.
100BaseTX
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Answer c
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18. Which of the following network cabling media
does the 1000BaseT Gigabit Ethernet standard
specify? a. CAT 5 UTP cable b. fiber-optic
cable c. IEEE 802.3 coaxial cable d. RG-58
coaxial cable
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Answer a
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19. The network that you administer uses
fiber-optic cable on the network backbone. A
device connects to the backbone by using a barrel
connector that has pins on the female connector.
The female connector fits into slots in a
rotating coupling collar on the male connector.
The coupling collar is then twisted slightly to
seat the pins in the slots. Which of the
following connectors is being used? a. an SC
connector b. an SMA 905 connector c. an SMA 906
connector d. an ST connector
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Answer d
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20. Which of the following describes the type of
connector that is used on a 10Base2
Ethernet network? a. a cylinder-shaped
connector for coaxial cable b. a cylinder-shaped
connector for fiber-optic cable c. a box-shaped
connector for fiber-optic cable d. a box-shaped
connector for twisted-pair cable
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Answer a
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21. Your company has just leased a T1 line to
connect its two networks in a WAN. Which of the
following devices should you use to connect the
router on each network to the T1 line? a. an
analog modem b. a cable modem c. a CSU/DSU d. a
hub
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Answer c
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22. What is the speed in kilobits per second
(Kbps) of a D channel on a BRI ISDN line? a. 16
Kbps b. 56 Kbps c. 64 Kbps d. 128 Kbps
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Answer a
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23. Which of the following protocols can be used
to create a virtual private network (VPN)
connection? (Select 2 choices.) a. HTTP b.
L2TP c. PPTP d. SLIP
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Answers b, c
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24. Which of the following well-known TCP ports
does SNMP use? a. 23 b. 25 c. 119 d. 161
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Answer b
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25. You administer an AppleTalk network, and you
want to implement a distance-vector routing
protocol on the network. Which of the following
protocols should you use on the network? a.
IGRP b. OSPF c. RIP d. RTMP
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Answer d
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26. Which of the following protocols is used to
provide connection-oriented communications on a
NetWare network? a. IP b. IPX c. NNTP d. SPX
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Answer d
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27. Which of the following is a LAN
communications protocol supported by the Windows
NT 4.0 operating system? a. PPP b. PPTP c.
SLIP d. TCP/IP
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Answer d
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28. On a TCP/IP network, which of the following
devices generally acts as a default gateway?

• a. a bridge
• b. a hub
• c. a MAU
• d. a router

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Answer d
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29. Which of the following protocols operate at
the Transport layer of the OSI model? (Select 2
choices.) a. HTTP b. IP c. IPX d. TCP e. UDP
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Answers d, e
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30.What does the IEEE 802.3 standard define? a.
CSMA/CD b. LLC c. Token Ring d. Wireless LANs
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Answer a
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31. A computer on an IPX/SPX network that you
administer has the following IPX
address 00992254A34B10EF1CDA Which of the
following parts of the IPX address is the node
address? a. 0099 b. 00992254 c. A34B10 d.
A34B10EF1CDA
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Answer d
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32. You are servicing a Windows 98 computer that
is connected to your company's Ethernet network.
You need to determine the manufacturer of the NIC
in the computer. You issue the ipconfig /all
command in an MS-DOS Prompt window and record the
NIC's MAC address, which is 00-20-AF-D3-03-1B.
Which part of the MAC address will help you to
determine the NIC's manufacturer? a.
00-20-AF b. 20-AF-D3 c. AF-D3-03 d. D3-03-1B
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Answer a
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33. Which of the following network communications
protocols is native to UNIX computers? a.
AppleTalk b. NetBEUI c. IPX/SPX d. TCP/IP
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Answer d
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34. Which of the following devices operates at
both the Data Link layer and the Network layer of
the OSI model? a. a bridge b. a brouter c. a
hub d. a repeater e. a router
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Answer b
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35. Which of the following is the loopback
address in IPv4? a. 127.0.0.1 b.
255.255.255.255 c. 00000001 d. 1
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Answer a
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36. You use a computer on a TCP/IP network to
transfer data through well-known TCP port 80.
Which of the following protocols is most likely
being used to transfer data? a. FTP b. HTTP c.
POP3 d. SMTP
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Answer b
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37. You administer RedHat Linux 7.1 servers on
your company's network. You install the
Samba service on the servers to enable them to
interoperate with file and print servers. Which
of the following operating systems will the Linux
server be able to interoperate with after you
install this service? (Select 2 choices.) a.
Macintosh b. Windows NT 4.0 c. Windows 2000 d.
OS/2
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Answer b, c
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38. Which IEEE 802 standard describes the token
passing scheme used in Token Ring networks? a.
802.2 b. 802.3 c. 802.4 d. 802.5
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Answer d
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39. You administer a TCP/IP network. You want to
enable the hosts on your network to
be automatically configured with IP
configurations, such as IP address, subnet mask
and default gateway address. Which of the
following protocols should you use to accomplish
this task? a. DHCP b. BOOTP c. HTTP d. IPP e.
SMTP
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Answer a
80
40. Which of the following devices is used to
divide a network into two parts to manage network
traffic? a. a bridge b. a gateway c. a hub d. a
MAU
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Answer a
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41. You connect a NIC to a transceiver on a
10Base5 network by using the connector depicted
in the following exhibit Which of the
following types of connectors did you use to
connect the transceiver to the NIC? a. an AUI
connector b. a BNC connector c. a BNC T
connector d. an RJ-45 connector
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Answer a
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42. Which of the following well-known
Transmission Control Protocol (TCP) ports is
assigned to Post Office Protocol 3 (POP3)? a.
21 b. 25 c. 80 d. 110
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Answer d
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Thats all for now!Good luck on the exam!