Belgeci.com – Bilgi Paylaştıkça Çoğalır

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

Kaynak: Cisco Curr v3.1
belgesi-1221