Exam 4 Network+ Certification Practice Exams

the physical layout, bus, ring, star, mesh

bus-
usually a single coaxial cable, two 50 ohm terminators with only one end grounded, simple and inexpensive

ring-
no terminators, FDDI

star-
central hub, fault tolerant

mesh-
multiple connections, topology of internet, expensive, the most fault tolerant

Protocols

set of rules on how the computers will communicate

NetBEUI-
easy to configure, for small networks, not routable

IPX/SPX-
Novell, Microsoft's ver called NWLink, must have same frame type, routable

TCP/IP-
internet, routable

DLC-
IBM mainframes, printers, not routable

Appletalk-
Mac computers, routable

1. After you setup the IP address and subnet mask your FIRST test should be with ___?
tracert to a known good server
ping 127.0.0.1
ping another computer on your segment

2. NetBIOS computer names can have up to ___ characters?
256
15
20

3. Refers to the part of the network that is separated by routers, bridges, or switches?
partition
node
segment

4. Data is organized into FRAMES for transmission at this OSI level?
physical
data-link
network

5. 10Base2 coaxial has a limit of ___ computers per segment?
2
30
100

6. Cable used for ArcNet networks?
RG-58
RG-59
RG-62

7. A Class A IP address uses the last ___ octet(s) for the host ID. The host ID is the unique part and identifies the individual user and part of the reason 50% of all IP addresses are Class A?
one
two
three

8. Of the three (3) RAID levels used by a Win 2000 server choose the one(s) that is/are fault tolerant?
0, 1, and 5
1 and 5
5

9. The best method to restore the latest copy of the registry in a Win 2000 Server is to select the ___?
Emergency Repair Disk (ERD)
Recovery Console
Last Known Good Configuration

10. What routing protocol counts hops to the destination along multiple paths to determine the most efficient route?
ARP
DLC
RIP

11. ___ uses data encryption to secure data being transmitted over the internet so even if it is intercepted it can't be read without knowing the key?
DLC
SSL
ARP

12. Device drivers can be disabled in Win 2000 Prof in Device Manager or by using the ___?
ERD
Recovery Console
RDISK

13. Smart Cards in Win 2000 use the ___ RAS authentication protocol for security?
PAP
MSCHAP
EAP

14. Because of its low overhead this is the fastest of these protocols?
TCP/IP
NWLink
NetBEUI

15. The ERD made in the Win 2000 Server Backup utility contains the files needed to boot the computer?
True
False

16. Your client has a 10Base2 Ehternet network which is using 160m of RG-58A/U cable and two 50 ohm terminators that are both grounded. What is wrong with his network?
the terminators should be 93 ohms
he should be using RG-59/U cable
only one terminator should be grounded

17. Of the following the one that is NOT an alogorithm that determines the shortest path for routers?
SAP
RIP
OSPF

18. The most common topology in use today among corporate users?
bus
ring
star-bus

19. Uses a 93 ohm resistor?
RG62
RG58
RG59

20. OSI level responsible for compression and encryption of data?
session
application
presentation

Grade =
Correct answers are:

Net 1 | Net 2 | Net 3 | Net 4

Net 5 | Net 6 | Net 7 | Net 8 | Net 9 | Net 10

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