Deck 12: Maintaining and Troubleshooting Your Network

Question 1

A(n)____ circuit is one where the connection is severed,such as a cable that is inadvertently cut in two.

A)open
B)closed
C)short
D)long

Answer 1

A

Question 2

Which protocol can resolve the problem of incorrect manual configuration of IP addresses or subnet masks?

A)SNMP
B)PPTP
C)IPSec
D)DHCP

Answer 2

D

Question 3

The ping utility can help you determine how fast the CPU is operating on the target computer.

Answer 3

False

Question 4

Which of the following is a TCP/IP service that converts a computer or domain name to an IP address,or that converts an IP address to a computer or domain name.

A)RCP
B)Ipconfig
C)ARP
D)DNS

Question 5

Which protocol is used to determine whether or not a packet successfully reaches its destination?

A)UDP
B)ICMP
C)TCP
D)IP

Question 6

The SNMP management system (a computer running management software)sends and requests information from an SNMP ____.

A)agent
B)monitor
C)filter
D)protocol

Question 7

Which of the following is a property of a file or folder that shows whether or not a file or folder has been backed up since it was last modified?

A)read-only attribute
B)archive attribute
C)modified attribute
D)differential attribute

Question 8

Which command is used on a Windows system to determine the number of hops designed into a network from one point to another?

A)ping
B)netstat
C)tracert
D)route

Question 9

The ____ utility is designed for archiving data to tapes,and includes file information,as well as the archived files,such as security information and dates when files were modified.

A)ifconfig
B)ping
C)tar
D)linkup

Question 10

A ____ is an indicator of a quantity of an object that can be measured in some unit,such as percent,bytes sent per second,or number of reset connections,depending on what is appropriate to the object.

A)flag
B)counter
C)marker
D)delimiter

Question 11

Which of the following is NOT a view you can use when monitoring objects with Performance Monitor?

A)histogram bar
B)line
C)spreadsheet
D)report

Question 12

If the length of a network segment is extended beyond IEEE specifications,there may be communication problems affecting all nodes on the segment.

Question 13

A(n)____ backup backs up all files that are marked with an archive attribute (which shows the file needs to be backed up)and removes the archive attribute from each file after the backup.

A)daily
B)periodic
C)incremental
D)comprehensive

Question 14

Which of the following should you use to check for opens or breaks in a copper cable by determining if the signal sent from one end reaches the other end of the cable?

A)OTDR
B)traceroute
C)continuity tester
D)voltmeter

Question 15

A server administrator might regularly use ____ with the -s option to monitor a server during busy and light traffic times to get an idea of the typical number of packets sent at those times.

A)netstat
B)ping
C)traceroute
D)dump

Question 16

With netstat,you can view the TCP and UDP ports in use.

Question 17

A(n)____ backup creates an image of all of the files on a disk volume in binary format.

A)differential
B)incremental
C)image
D)full

Question 18

A TDR is used to test fiber-optic cable for distance and strength.

Question 19

On Windows 7 and Windows Server 2008/Server 2008 R2 the Network Connection Status dialog box can determine the SSID of a wireless network.

Question 20

Which of the following should you use to test for bad splices and connector problems on fiber-optic cable?

A)multimeter
B)OTDR
C)continuity tester
D)ohm meter

Question 21

Match each term with the correct statement below.
a.protocol analyzer
b.System Monitor
c.dump utility
d.SNMP
e.Network Monitor
f.instance
g.voltmeter
h.trap
i.nslookup utility
used by Performance Monitor when there are two or more types of elements to monitor such as two or more NICs or disk drives

Question 22

Dropped __________________ are discarded because they are improperly formed,such as failing to meet the allowable size.

Question 23

Match each term with the correct statement below.
a.protocol analyzer
b.System Monitor
c.dump utility
d.SNMP
e.Network Monitor
f.instance
g.voltmeter
h.trap
i.nslookup utility
a specific situation or event detected by SNMP that a network administrator may want to be warned about

Question 24

Match each term with the correct statement below.
a.protocol analyzer
b.System Monitor
c.dump utility
d.SNMP
e.Network Monitor
f.instance
g.voltmeter
h.trap
i.nslookup utility
can detect many forms of network traffic and capture packets and frames for analysis

Question 25

Match each term with the correct statement below.
a.protocol analyzer
b.System Monitor
c.dump utility
d.SNMP
e.Network Monitor
f.instance
g.voltmeter
h.trap
i.nslookup utility
can be used to verify that a DNS is server is online and working.

Question 26

A(n)___________ circuit is one where the cable connection is severed.

Question 27

The _________________________ service provides administrators with a way of centrally managing workstations,servers,hubs,and routers from a single computer running management software.

Question 28

Match each term with the correct statement below.
a.protocol analyzer
b.System Monitor
c.dump utility
d.SNMP
e.Network Monitor
f.instance
g.voltmeter
h.trap
i.nslookup utility
used to test the voltage on a network cable.

Question 29

Which of the following can be done with Performance Monitor in Windows? (Choose all that apply.)

A)monitor server components
B)monitor network protocols
C)monitor router hops
D)monitor network traffic

Question 30

____________________________ is a backup utility in Mac OS X Snow Leopard and Lion,and keeps a current copy of all files on the hard drive.

Question 31

Which of the following actions can you perform using the nslookup utility? (Choose all that apply.)

A)lookup a computer's MAC address
B)verify connectivity to another host
C)determine the primary DNS server
D)determine a host's IP address

Question 32

Which of the following can you do with Window's Network Monitor? (Choose all that apply.)

A)determine memory usage
B)view NIC statistics
C)determine frames per second
D)show processor utilization

Question 33

Which of the following are uses of the ping utility? (Choose all that apply.)

A)testing the host connection
B)testing access over a WAN connection
C)testing the HTTP protocol
D)testing TCP port 23

Question 34

Match each term with the correct statement below.
a.protocol analyzer
b.System Monitor
c.dump utility
d.SNMP
e.Network Monitor
f.instance
g.voltmeter
h.trap
i.nslookup utility
can be used to monitor server components such as hard disks,memory,and the processor.

Question 35

Match each term with the correct statement below.
a.protocol analyzer
b.System Monitor
c.dump utility
d.SNMP
e.Network Monitor
f.instance
g.voltmeter
h.trap
i.nslookup utility
device that works in promiscuous mode to capture detailed information about the traffic moving across a network,including protocol and OSI layer information.

Question 36

Match each term with the correct statement below.
a.protocol analyzer
b.System Monitor
c.dump utility
d.SNMP
e.Network Monitor
f.instance
g.voltmeter
h.trap
i.nslookup utility
provides network management services through agents and management systems.

Question 37

How does a time domain reflectometer (TDR)work?

Question 38

Match each term with the correct statement below.
a.protocol analyzer
b.System Monitor
c.dump utility
d.SNMP
e.Network Monitor
f.instance
g.voltmeter
h.trap
i.nslookup utility
backs up all files,files that have changed by date,or files that have changed after the previous backup.

Question 39

A cable ____________________ tester enables you to check for opens or breaks in a cable by determining if the signal sent from one end reaches the other end of the cable.

Question 40

A broadcast ____ is a condition in which so many broadcasts are sent at the same time that the network bandwidth is saturated and the network slows significantly or times out.

A)chain
B)storm
C)flood
D)packet

Question 41

What functions does a protocol analyzer perform at the Physical and Data Link layers of the OSI model?

Question 42

Describe a broadcast storm.

Question 43

How can you use Performance Monitor to detect and troubleshoot network and performance issues on a Windows system?

Question 44

If a computer is unable to communicate because TCP/IP addressing is not configured correctly,how do you fix the problem?

Question 45

Identify seven pieces of information that you can view through netstat.

Question 46

Describe the functionality of the traceroute utility.

Question 47

Identify four actions that you can perform using nslookup.

Question 48

List three of the six statistics that the TCPv4 counter tracks.

Question 49

If a network printing problem is related to the server or workstation,what are four areas you should check?