CHAPTER 5
1. What device is
used to connect hosts to an Ethernet LAN and requires a straight-through UTP
cable between the hosts and this device?
a. NIC
b. router
c. switch#
d. server
2. Users with systems
that are attached to a hub are complaining about poor response time. What
device could replace the hub and provide immediate response time improvement?
a. router
b. switch#
c. bridge
d. repeater
3. Refer to the
exhibit. How many collision domains exist in the network?
a. 1
b. 2#
c. 4
d. 7
e. 8
4. At which layer of
the OSI model does the MAC address of a NIC reside?
a. physical
b.
application
c. network
d.
transport
e. data
link#
f. session
5. Which statement
describes a typical use of Gigabit Ethernet?
a. to
provide high-speed desktop connectivity for average users
b. to
provide connectivity to low to medium volume applications
c. to
provide medium volume connectivity to workgroup servers
d. to
provide high-speed connectivity for backbones and cross connects#
6. Refer to the exhibit.
A technician measured the lengths of the CAT 5e structured cable runs in the
exhibit. How should the technician evaluate the cabling shown in the diagram to
the network administrator?
a. All
cabling to work areas are within specifications.
b. Station
A and B may experience intermittent problems because the length exceeds the
recommended standard.
c. Station
B may experience intermittent problems because the length exceeds the
recommended standard.#
d. Station
C may experience intermittent network connectivity because the length is less
than the recommended standard.
e. Station
A and B will have intermittent problems because the length exceeds the
recommended standard.
f. Station
C will not have network connectivity because the length is less than the
recommended standard.
7. What is the most
common type of cabling used in LANs?
a. STP
b. UTP#
c. coax
d. fiber
8. In which
situations would a crossover cable be used to connect devices in a network?
(Choose two.)
a. switch
to PC
b. switch to
hub#
c. switch
to router
d. switch
to server
e. switch
to switch#
9. Refer to the
exhibit. What is the appropriate cable to use at each of the numbered network
connections?
a.
1-crossover; 2-straight-through; 3-crossover; 4-straight-through
b. 1-straight-through;
2-crossover; 3-straight-through; 4-straight-through
c.
1-straight-through; 2-crossover; 3-crossover; 4-straight-through
d.
1-rollover; 2-crossover; 3-straight-through; 4-straight-through#
e.
1-rollover; 2-straight-through; 3-straight-through; 4-straight-through
10. The ends of a UTP
cable are shown in the exhibit. Which cable configuration is shown?
a.
crossover
b. rollover
c.
reversed-pair
d.
straight-through#
e.
split-pair
f. console
11. Which of the
following are benefits of a wireless network? (Choose two.)
a. higher
data speeds
b. better
security
c.
mobility#
d. less
expensive NIC cards
e. no need
to run cables to hosts#
12. The ends of a UTP
cable are shown in the exhibit. Which cable configuration is shown?
a. console
b.
crossover#
c. rollover
d.
reversed-pair
e.
split-pair
f.
straight-through
13. Which two devices
are considered OSI Layer 1 devices? (Choose two.)
a. hubs#
b. routers
c. bridges
d. switches
e.
repeaters#
14. Which statement
is accurate about a WAN link?
a. The link
transmits data serially.#
b. The link
uses a maximum distance of 100 meters.
c. The link
uses the same transmission rate as all other WAN links use.
d. The link
uses the same standardized connector style that is used for all WAN
technologies.
15. Which items in
the exhibit are DTE devices?
a. A and B
b. B and C
c. C and D
d. A and D#
e. A, B, C,
and D
16. Which function is
a unique responsibility of the DCE devices shown in the exhibit?
a.
transmission of data
b.
reception of data
c. clocking
for the synchronous link#
d. noise
cancellation in transmitted data
17. What type of
cable would be used to make the connection between the console port of a router
and a workstation?
a.
crossover
b.
rollover#
c. straight-through
d. patch
18. What is
characteristic of the operation of a hub?
a.
selectively drops packets that represent potential security risks
b. forwards
a frame out all interfaces except the inbound interface#
c. based on
IP address, dynamically learns the interfaces to which all devices are attached
d. upon
power on, queries the devices on all interface to learn the MAC addresses of
the attached devices
e.
transmits a frame to the specific interface to which the device with the MAC
destination address is attached
19. Which of the
following are benefits of peer-to-peer networks? (Choose three.)
a.
centralized security
b. easy to
create#
c. very
scalable#
d. no
centralized equipment required
e.
centralized administrator not required#
f. centralized
control of assets
20. Which address
does a bridge use to make filtering and switching decisions?
a. source
MAC
b. source
IP
c.
destination MAC#
d.
destination IP
e. network
IP address
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