Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
A
B
C
D
1.
Which
network model has the most centralized administration, processing, and control?
a.
Centralized
computing networks
b.
Client/server networks
c.
Peer-to-peer
networks
d.
Mixed mode networks
A
B
C
D
2.
Which
example represents a mixed mode network?
a.
Macintosh and Windows computers.
b.
Client/server,
host-based, and peer networks.
c.
LANs connected to WANs.
d.
Networks with
intranet, Internet, and extranet access.
A
B
C
D
3.
On
your network, users access a database on a company-wide server. Which network model is this an
example of?
a.
Mixed mode
network
b.
Peer-to-peer network
c.
Client/server
network
d.
Centralized network
A
B
C
D
4.
Which
term is defined as a network that encompasses all the separate network components employed by a
particular organization?
a.
Internet
b.
Extranet
c.
Enterprise network
d.
Intranet
A
B
C
D
5.
Communication with nodes outside of a multicast group must be done through which
transmission method(s)?
a.
Other multicast transmissions only.
b.
Either unicast
or broadcast transmissions.
c.
Unicast transmissions only.
d.
Broadcast
transmissions only.
A
B
C
D
6.
Which
is used by CSMA/CD?
a.
Detect collisions on the network.
b.
Receive a
token.
c.
Continuously send data until an acknowledgement is
received.
d.
Request access from the server.
A
B
C
D
7.
Which
term is defined as a special sequence of bits passed between network group members, whose possession
determines which node can transmit data?
a.
CSMA/CD
b.
Token
c.
CSMA/CA
d.
Bit
A
B
C
D
8.
Which
is not a characteristic of an analog signal?
a.
Amplitude
b.
Impedance
c.
Phase
d.
Cycle
A
B
C
D
9.
Which
is mapped to the MAC address by software running on a node?
a.
Network
name
b.
Network
address
c.
Packet
d.
Data
address
A
B
C
D
10.
Which
unbounded media is non-directional and uses a single frequency for transmission?
a.
Infrared
b.
Spread spectrum radio
c.
Microwave
d.
Broadcast radio
A
B
C
D
11.
Select the form of wireless communications in which signals are sent via radio
frequency waves in the 10 KHz and 1 GHz range.
a.
Fiber optic networking
b.
Radio
networking
c.
Infrared transmission
d.
Coaxial
networking
A
B
C
D
12.
Which
noise reduction technique applies a resistor or another device to the end of a cable in order to
avoid an abrupt change in impedance?
a.
Differential signaling
b.
Shielding
c.
Termination
d.
Grounding
A
B
C
D
13.
Which
OSI layer is responsible for ensuring reliable data transmission by breaking up big data blocks into
smaller packets that can be sent more efficiently across the network?
a.
Presentation
b.
Session
c.
Transport
d.
Network
A
B
C
D
14.
Which
is the act of searching through an automated information system to locate or acquire a resource
without necessarily knowing the existence of that resource?
a.
Network
addressing
b.
Network browsing
c.
Network
searching
d.
Network resources
A
B
C
D
15.
While
Layer 2 switches operate at the Data-link layer of the OSI model, which layer do Layer 3 switches
operate at?
a.
Application
layer.
b.
Network layer.
c.
Transport
layer.
d.
Physical layer.
A
B
C
D
16.
If
the second ring of an FDDI network is not needed for backup, what is the maximum speed that it can
operate at?
a.
200
Mbps
c.
100
Mbps
b.
50
Mbps
d.
500
Mbps
A
B
C
D
17.
Which
describes a set of rules under which network operations are conducted?
a.
An OSI
model
b.
A network protocol
c.
A session
layer
d.
An IP address
A
B
C
D
18.
Which
is not a layer of the TCP/IP networking model.
a.
Application
b.
Transport
c.
Session
d.
Network
A
B
C
D
19.
Which
acronym describes a routable, proprietary network protocol developed for use in versions 3 and 4 of
the Novell NetWare network operating system?
a.
TCP/IP
b.
IPX/SPX
c.
IPSec
d.
NetBEUI
A
B
C
D
20.
What
is the length of an IPv4 address?
a.
16 bits
b.
32
bits
c.
48
bits
d.
64
bits
A
B
C
D
21.
Which
routers are managed by the administrator on an AS and placed between two private
networks?
a.
Exterior
routers
b.
Border routers
c.
Interior
routers
d.
Internal routers
A
B
C
D
22.
What
makes social engineering attacks different from password, Trojan horse, or spoofing
attacks?
a.
A social
engineering attack involves masquerading as a device inside the network.
b.
A social
engineering attack is an attack in which the attacker attempts to obtain information directly from
network users.
c.
A social engineering attack involves unauthorized access of
protected network information using specific software.
d.
A social
engineering attack involves guessing passwords using software that systematically generates password
combinations.
A
B
C
D
23.
Which
term describes a security setting that controls whether or not access flows from parent to child
objects?
a.
A
permission
b.
Inheritance
c.
A user
password
d.
A right
A
B
C
D
24.
Which
is defined as a security protocol that combines digital certificates for authentication with RSA
public-key data encryption?
a.
Certificate Authority (CA)
b.
Encrypting File
System (EFS)
c.
Secure Sockets Layer (SSL)
d.
Public Key
Infrastructure (PKI)
A
B
C
D
25.
Which
term describes a small section of a private network located between two firewalls that is available
for public use?
a.
VPN
b.
Demilitarized Zone
c.
Internet
Proxy
d.
Web Cache
A
B
C
D
26.
Which
is defined as Microsoft's version of terminal services?
a.
Web based
server
b.
Citrix® MetaFrame™ server
c.
Terminal
server
d.
Remote server
A
B
C
D
27.
Which
VPN type is most likely to be used by different companies for the purpose of sharing
resources?
a.
Access
b.
Intranet
c.
Extranet
d.
Tunneling
A
B
C
D
28.
Which
term is best defined as the ability of a network or system to withstand a foreseeable component
failure and continue to provide an acceptable level of service?
a.
Primary
partition
b.
Fault tolerance
c.
RAID
d.
Extended partition
A
B
C
D
29.
Which
term is defined as a network fault-tolerance method that provides alternative network connections
that can function if a critical primary connection is interrupted?
a.
Redundant array
of independent disks
b.
Uninterruptible power supply
c.
Link
redundancy
d.
Extended partition
A
B
C
D
30.
Which
Fibre channel topology type provides the highest performance and most expensive method of connecting
devices to a Fibre channel network?
a.
Arbitrated loop
b.
Direct
connection
c.
Indirect connection
d.
Switched
fabric
A
B
C
D
31.
Which
is the newest Macintosh operating system?
a.
AppleTalk OS
b.
Expose'
OS
c.
Mac OS
X
d.
LocalTalk
OS
A
B
C
D
32.
What
permissions can an administrator assign in a Macintosh network?
a.
Read, write,
create, erase, modify, and file scan.
b.
Read, write, and execute.
c.
Read,
write.
d.
Read, write, and modify.
A
B
C
D
33.
Select the most accurate definition of troubleshooting.
a.
The
identification of a problem.
b.
The restoration of services.
c.
The recognition,
diagnosis, and resolution of a problem.
d.
The diagnosis of a problem.
A
B
C
D
34.
Which
of the first four steps in the CompTIA Network+ troubleshooting model is out of
sequence?
a.
Establish the
symptoms and potential causes.
b.
Identify the affected areas.
c.
Select the most
probable cause.
d.
Establish what has changed.
A
B
C
D
35.
Which
TCP/IP troubleshooting utility can be used to help troubleshoot problems by issuing commands in a
terminal session to a remote host?
a.
NBTSTAT
b.
Telnet
c.
NETSTAT
d.
FTP
Completion
Complete each sentence or
statement.
36.
____________________, ____________________, and ____________________ are components of
a packet.
37.
____________________ and ____________________are the two characteristics that uniquely
identify servers on an IPX/SPX network.
Short Answer
38.
List
the valid steps in the CSMA/CD media access collision detection process.
39.
Name
three types of fiber optic cable.
40.
List
the three hex digit groups that comprise a 12-byte, 24 hexadecimal digit IPX internetwork
number.
41.
List
two statements that are true of translational bridges.
42.
List two
advantages of Voice over Data systems as compared to traditional telephone links.
43.
Which
are true of "thin clients"?
44.
Which
are network backup media types?
45.
Which
types of issues are fault tolerance methods equipped to handle?
46.
Which
are characteristics of UNIX?
47.
Which
are features of Mac OS X?
Other
48.
For
what reasons would you divide a network into segments?
49.
Give
two statements that are true of the Internet.
50.
Identify which statements correctly describe characteristics of digital data
transmission.
a) Voltage differences directly represent the binary
data.
b) Data encoded using on-off keying, Manchester encoding, or another
scheme.
c) Low-frequency data signal modulated over a high-frequency carrier
signal.
d) Sender and receiver synchronize their clocks using a bit pattern or
the 1s bits contained in the data.
