Options with highlight colours are correct answer
1 Which layer of the OSI model covers physical media?
* Layer 1
Layer 2
Layer 3
Layer 4
Layer 5
Layer 6
2 Which of the following companies are responsible for creating and implementing the first Ethernet LAN specifications? (Choose three.)
* Intel
Cisco
* Digital
* Xerox
Microsoft
Hewlett Packard
3 Which type of connector supports 100BASE-T Ethernet over Category 5e UTP?
BNC
* RJ-45
S/T MIC
RJ-46
4 In which of the following situations would a straight-through cable be used? (Choose three.)
router to router
router to PC
* router to switch
* PC to hub
switch to hub
* switch to PC
5 What are the reasons for the Four Repeater Rule of 10 Mbps Ethernet? (Choose two.)
to reduce total attenuation
to prevent microsegmentation
* to prevent late collisions
to prevent bit slippage
* to limit latency
6 Which of the following are benefits of wireless networks when compared to wired networks? (Choose two.)
higher data speeds
better security
* mobility
less expensive NIC cards
* no need to run cables to hosts
no transceivers required
7 Which of the following are hub types? (Choose three.)
LAN
core
* active
* passive
* intelligent
convergent
8 Which of the following are other names for a hub? (Choose two.)
* concentrator
transceiver
switch
bridge
* multiport repeater
active host
9 Which of the following are benefits of peer-to-peer networks? (Choose three.)
centralized security
* easy to create
very scalable
* no centralized equipment required
* centralized administrator not required
centralized control of assets
10 What are advantages of client/server networks? (Choose three.)
* centralized security
single point of failure
* centralized backups
lower operating costs
* enhanced network services
users control their own resources
11 What is the recommended maximum number of workstations configured on a peer-to-peer network?
25
15
* 10
5
2
12 What are the two basic functions of a switch? (Choose two.)
* switching data frames
cost effective operation
switching Layer 3 traffic
* build and maintain tables
isolating packets on the LAN
13 What must be connected to the DB-15 AUI port to provide connectivity for an RJ-45 terminated cable?
hub
joystick
* transceiver
router
WIC
NIC
14 At which layer of the OSI model is a NIC classified?
physical
* data link
network
transport
15 Which protocol is typically used to carry data over an ISDN B channel?
* PPP
SLIP
PAP
Frame Relay
16 An ISDN BRI connection is composed of how many bearer channels?
1
* 2
3
4
17 Which port on a router is used with a modem to make configuration changes?
Console
* Aux
BRI
Ethernet
18 What type of network cable is used between a terminal and a console port?
cross-over
straight-through
* rollover
patch cable
19 Which devices provide signal clocking for WAN serial transmission? (Choose two.)
switch
* DCE
server
DTE
* CSU/DSU
20 Which address does a bridge use to make filtering and switching decisions?
source MAC
source IP
* destination MAC
destination IP
network IP address
21 Which of the following are technologies used in wireless data transmission? (Choose two.)
Cat5
* IR
TIA/EIA
* RF
IEEE
22 In a UTP crossover cable, which pairs of pins are crossed? (Choose two.)
* 1 and 2
3 and 5
7 and 8
* 3 and 6
5 and 7
1 and 3
23 Which layer of the OSI model addresses cable and connector type?
application
presentation
transport
network
data link
* physical
24 What is the most widely used LAN technology?
FDDI
coaxial
* Ethernet
token-ring
25 Select the correct standards and pin locations for the Green/White and Green wire pair when building a crossover cable. (Choose two.)
* 568A = 1 and 2
568A = 3 and 6
568A = 4 and 5
568B = 1 and 2
* 568B = 3 and 6
568B = 4 and 5
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