Deck 12: Maintaining and Troubleshooting Your Network

Question 1

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

Answer 1

B

Question 2

As defined in System Monitor, a(n)____ is a running line chart of the object that shows distinct peaks and valleys.

A)graph
B)histogram
C)report
D)image

Answer 2

A

Question 3

SNMP management systems in different communities can communicate with each other.

Answer 3

False

Question 4

Network Monitor supports ____ management, which enables a server administrator to set up filters to capture a certain event or type of network activity.

A)packet
B)activity
C)data
D)event

Question 5

____ 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 6

A(n)____ time domain reflectometer transmits a light wave instead of an electrical impulse.

A)sensory
B)scanning
C)sonic
D)optical

Question 7

The volcopy utility can back up to multiple tape drives.

Question 8

____ is used for network error reporting particularly through routers, showing whether or not a packet successfully reaches its destination.

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

Question 9

The default view of System Monitor is in the histogram mode.

Question 10

The ping command-line utility is an example of a network program that uses the OSI ____ layer.

A)Session
B)Data Link
C)Application
D)Presentation

Question 11

Windows XP, Windows Server 2003, and UNIX/Linux systems all support the use of the traceroute command-line utility to trace a network connection.

Question 12

In Windows XP or Windows Server 2003, type "____" (don't include the quotation marks)at the nslookup command-line prompt and press Enter to view the commands you can use to query the contents of a DNS server.

A)?
B)!
C)&
D)*

Question 13

A multimeter combines the functions of a voltmeter and an ohm meter.

Question 14

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 15

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

Question 16

Which of the following commands is used in the Windows version of the traceroute utility?

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

Question 17

With respect to System Monitor, a(n)____ exists when there are different elements to monitor, such as individual processes when you use the Process object.

A)entity
B)thread
C)instance
D)module

Question 18

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 19

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.

A)signal
B)transmission
C)continuity
D)integrity

Question 20

____ refers to a property of an Ethernet frame that includes a 2-byte code for the protocol type and is used in Ethernet communications by some vendors, but is not a part of the Ethernet standard.

A)PRE
B)ETYPE
C)SOF
D)DA

Question 21

Depending on the flavor of UNIX or Linux, a dump is restored via one of ____ commands.

A)two
B)three
C)four
D)five

Question 22

Available in some UNIX systems, the ____________________ utility is a binary backup that creates a mirror image of a disk onto the backup medium, such as a tape or CD.

Question 23

In both Windows and UNIX/Linux, ____________________ is used with switches that enable you to view specific network data.

Question 24

Identify four actions that you can perform using nslookup.

Question 25

Two of the most common problems on networks that do not use ____ or automatic private addressing are that the IP address or subnet mask are inappropriately configured.

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

Question 26

How does a time domain reflectometer (TDR)work?

Question 27

The ____ utility is designed for archiving 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 28

A(n)_________________________ is an error-checking technique used in network protocols to signal a communication problem.

Question 29

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 30

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

Question 31

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)front

Question 32

Identify four ways to solve wireless networking problems.

Question 33

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

Question 34

How do the Network Monitor and Network Monitor Driver collaborate to collect and report information about network performance?

Question 35

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

Question 36

A ____ backup backs up all files that are marked with an archive attribute by the file system, but does not remove the archive attribute.

A)differential
B)daily
C)copy
D)full

Question 37

Describe the general techniques for backing up computers on the network.

Question 38

Cable ____________________, also called cable testers or cable performance testers, are used to test the length and other characteristics of coaxial, twisted-pair, or fiber-optic cable.

Question 39

Describe the functionality of the traceroute utility.

Question 40

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

Question 42

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