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MTA 98-366 > Session 2 > Flashcards

Session 2 Flashcards

1
Q

Transmission speed is known by which other name?
Choices:

A - Bandwidth
B - Fiberoptic
C - Network speed
D - Transmission rate

A

A - Bandwidth

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2
Q

Data straight-through cables are used to connect which items to the OSI?
Choices:

A - Fans
B - Posts
C - Nodes
D - Messages

A

C - Nodes

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3
Q

Which type of cable can connect a PC directly to another PC?
Choices:

A - Flip
B - Flavor
C - Crossfire
D - Crossover

A

D - Crossover

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4
Q

How many bytes long is a MAC address?
Choices:

A - 3
B - 4
C - 6
D - 8

A

C - 6

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5
Q

What is a MAC address?
Choices:

A - A memory method
B - A feature which automatically saves a file
C - A utility which automatically replies to e-mails
D - A unique identifier assigned to network interfaces

A

D - A unique identifier assigned to network interfaces

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6
Q

A hub is used to connect __________.
Choices:

A - network ports
B - network routers
C - network segments
D - network MAC addresses

A

C - network segments

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7
Q

At what layer is a hub in the OSI layer?
Choices:

A - 1
B - 4
C - 6
D - 7

A

A - 1

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8
Q

Students passing notes in a classroom are similar to which network devices?
Choices:

A - Hubs
B - Nodes
C - Sessions
D - Applications

A

B - Nodes

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9
Q

Switches and bridges are found at which layer in the OSI model?
Choices:

A - 2
B - 3
C - 4
D - 7

A

A - 2

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10
Q

An unmanaged switch allows data to go through __________.
Choices:

A - an open port
B - a closed port
C - with administrative control
D - without administrative control

A

D - without administrative control

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11
Q

An unmanaged switch will have an IP address.

A - True
B - False

A

B - False

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12
Q

Which option is a cause of collision domains?
Choices:

A - Data is being sent on a shared medium
B - Data packets being sent are too complex
C - Two domains are connected by one router
D - Too many networks are running on a single backbone cable

A

A - Data is being sent on a shared medium

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13
Q

Which are uses of the layer 2 switches? Choose all that apply.
Choices:

A - ATM
B - Ethernet
C - Physical layer
D - Fiberoptic cables

A

A - ATM
B - Ethernet
D - Fiberoptic cables

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14
Q

__________ is/are multiple switches within an environment to make a redundant link, so if a switch fails, they are still able to connect with the destination.
Choices:

A - Ethernet
B - Physical layer
C - Layer 3 switches
D - Switch link redundancy

A

D - Switch link redundancy

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15
Q

What is the purpose of MAC tables?
Choices:

A - Stores programs
B - Deletes all old files
C - Decides if information should be returned to sender
D - Make the decision where data frames will be forwarded

A

D - Make the decision where data frames will be forwarded

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16
Q

__________ establishes a dedicated circuit for the duration of the transmission.
Choices:

A - MAC table
B - Cell switching
C - Circuit switching
D - Packet switching

A

C - Circuit switching

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17
Q

Which are functions of packet switching? Choose all that apply.
Choices:

A - Most common form of data exchange
B - Makes the decision where data frames will be forwarded
C - Establishes a dedicated circuit for the duration of the transmission
D - Transmissions are broken into smaller non-fixed length pieces and individually transmitted

A

A - Most common form of data exchange

D - Transmissions are broken into smaller non-fixed length pieces and individually transmitted

18
Q

__________ are hardware or software devices that interchange data packets between computer networks.
Choices:

A - Routers
B - MAC tables
C - Packet switches
D - Circuit switches

A

A - Routers

19
Q

Routers are not used for wireless networks.

A - True
B - False

A

B - False

20
Q

Which action does tracert perform?
Choices:

A - History of computer’s previous owners
B - Locations of where computer was repaired
C - Trace how many routers from one location to another
D - Interchanges data packets between computer networks

A

C - Trace how many routers from one location to another

21
Q

Routing __________ are used to determine the path the data packets will take.
Choices:

A - protocols
B - packages
C - premiers
D - percentages

A

A - protocols

22
Q

Which are options of different routers? Choose all that apply.
Choices:

A - Static
B - Dynamic
C - Protocol
D - Packet switches

A

A - Static

B - Dynamic

23
Q

Which type of routing learns routes automatically from other routes in a network?
Choices:

A - Static
B - Dynamic
C - Reversible
D - Unidirectional

A

B - Dynamic

24
Q

By which method are metrics derived in dynamic routing?
Choices:

A - Public key encryption determines path
B - Known paths are retrieved from a cache
C - Algorithms are used against the routing table
D - Sensors travel available connections to detect blocks

A

C - Algorithms are used against the routing table

25
Q

Which item is necessary for computers and routers to communicate with others?
Choices:

A - IP address
B - Access codes
C - File directory
D - Public encryption

A

A - IP address

26
Q

Which technology is used by Windows systems for software routing and VPN connections into a Microsoft network?
Choices:

A - WNR
B - AARS
C - RRAS
D - MSNR

A

C - RRAS

27
Q

RRAS can be used for which connections? Choose all that apply.
Choices:

A - LAN to LAN 
B - LAN to WEP 
C - WAN to LAN 
D - LAN to WAN
E - WEP to WAN 
F - WAN to WAN
A

A - LAN to LAN
C - WAN to LAN
D - LAN to WAN
F - WAN to WAN

28
Q

Which type of twisted pair cabling prevents against electromagnetic interference?
Choices:

A - Shielded
B - Bi-lateral
C - Rotational
D - Unshielded

A

A - Shielded

29
Q

Which was the first instance of Ethernet cables used in 10Base5 and 10Base2 networks?
Choices:

A - Coaxial
B - Holstered
C - EMI cable
D - Fiberoptic

A

A - Coaxial

30
Q

Which method is used to transmit data in fiberoptic cables?
Choices:

A - Infrared beams
B - LED light pulses
C - Electric wavelengths
D - Gamma ray emissions

A

B - LED light pulses

31
Q

Which type of network media transfers data without the use of a physical cable?
Choices:

A - EMI
B - Distance
C - Wireless
D - Fiberoptic

A

C - Wireless

32
Q

Which items may cause EMI? Choose all that apply.
Choices:

A - Microwave ovens
B - Exposed sheet rock
C - Metal water bottles
D - Small electric motors

A

A - Microwave ovens

D - Small electric motors

33
Q

Fiberoptic signals may easily be intercepted.

A - True
B - False

A

B - False

34
Q

Which is the most common type of networking cable?
Choices:

A - STP
B - UTP
C - Fiber
D - Coaxial

A

B - UTP

35
Q

Which are characteristics of UTP cables? Choose all that apply.
Choices:

A - Pairs of wires are twisted
B - Signals are carried along one pair
C - Signals are carried using both pairs
D - Contains 8 individual color-coded copper wires
E - Uses an RJ-45 connector as the computer connection

A

A - Pairs of wires are twisted
C - Signals are carried using both pairs
D - Contains 8 individual color-coded copper wires
E - Uses an RJ-45 connector as the computer connection

36
Q

Which factors explain the rarity of STP cable use? Choose all that apply.
Choices:

A - High cost
B - Slow Mbps
C - Difficult to install
D - Vulnerable to electromagnetic interference

A

A - High cost

C - Difficult to install

37
Q

Which option describes a coaxial cable?
Choices:

A - A metallic foil or copper braid which surrounds a copper conductor
B - Eight color-coded copper wires which are twisted around one another
C - A cable which has an extra coating around the wire pairs to prevent EMI
D - A hollow outer cylindrical conductor surrounding a single inner wire made of two conducting

A

D - A hollow outer cylindrical conductor surrounding a single inner wire made of two conducting

38
Q

How many meters can Ethernet run while using a coaxial cable?
Choices:

A - 100
B - 200
C - 400
D - 500

A

D - 500

39
Q

Which is the greatest disadvantage with wireless connections?
Choices:

A - Low Mbps
B - Expensive
C - Hassle to set up
D - Susceptible to EMI

A

D - Susceptible to EMI

40
Q

Which is the least expensive cable discussed?
Choices:

A - STP
B - UTP
C - Fiber
D - Coaxial

A

B - UTP

41
Q

Which distance can coaxial thinnet cable run before the signal degrades?
Choices:

A - 100 meters
B - 185 meters
C - 500 meters
D - 10 kilometers

A

B - 185 meters

42
Q

In which year were standards created for cabling used in telecommunications applications?
Choices:

A - 1988
B - 1991
C - 1995
D - 2000

A

B - 1991

MTA 98-366 (3 decks)

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