Net+ Quiz 1 Flashcards

1
Q

Client- server logical network provides centralized authentication for your users True or False

A

True

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2
Q

Which of the following will you install if you need a scalable topology?

A

star

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3
Q

With the star topology, what will be the result of a device losing its physical network connection?

A

only that workstation loses its ability to communicate

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4
Q

An IPv6 address is 128 bits of decimal values separated by colons? true or false

A

False

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5
Q

IP addresses that would not pass the router without NAT?

A

192.168.11.4, 10.0.0.5, 172.16.22.8

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6
Q

You need a network that provides centralized authentication for your users. Which of the following logical topologies should you use?

A

client-server

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7
Q

Which physical topology has the most connections and is the least popular for LANs?

A

mesh

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8
Q

Which type of WAN technology uses labels, which enables priority of voice though the network?

A

MPLS

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9
Q

What is a logical grouping of network users and resources called?

A

LAN

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10
Q

Which of the following is a concern when using peer-to-peer networks?

A

security

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11
Q

disadvantage of the star topology?

A

When the central concentrating device experiences a complete failure, all attached devices lose connectivity to the rest of the network.

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12
Q

What is a difference between a LAN and a WAN?

A

all of the above. WAN covers a larger geographical area

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13
Q

Which of the following provides the most physical layout flexibility in a very large, geographically dispersed enterprise network?

A

MPLS cloud network

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14
Q

In what type of network are all computers considered equals and they do not share any central authority?

A

peer-to-peer

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15
Q

You have a network with multiple devices and need to have a smaller broadcast domain while working with a single device. Which of the following is the best solution?

A

install a new router

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16
Q

Host 1 sent a SYN packet to Host 2. What will Host 2 send in response?

17
Q

TCP and UDP reside at which layer of the OSI model?

A

layer 4 (both network oriented)

18
Q

Segmentation of a data stream happens at which layer of the OSI model?

19
Q

When data is encapsulated, which is the correct order?

A

Data, segment, packet, frame, bits

20
Q

What is the purpose of flow control?

A

To provide a means for the receiver to govern the amount of data sent by the sender

21
Q

At which layer of the OSI model would you find IP?

22
Q

Of the following, which is the highest layer in the OSI model?

A

presentation

23
Q

Routers perform routing at which OSI layer?

24
Q

Which of the following mnemonic devices can you use to remember the first letter of the name of each layer of the OSI model in the proper order?

A

Please Do Not Throw Sausage Pizza Away

25
Which IEEE standard specifies the protocol for CSMA/CD?
802.3
26
Which of the following Ethernet Unshielded twisted-pair cabling types are commonly used?
all of the above
27
In which of the following categories is UTP cable not rated?
category 5e
28
What type of connector does UTP cable typically use?
RJ-45
29
Fiber-optic cable is immune to electromagnetic interference (EMI) and radio frequency interference (RFI) because it does this.
Transmits digital signals using light impulses
30
What is the main difference between single-mode fiber (SMF) and multimode fiber (MMF)?
number of light rays
31
You need to connect two devices on a vertical connect and they need to send voice traffic. Which of the following cables is the best option?
cat 5
32
You need to make a 568B cable for a FastEthernet link. How many wire pairs will you use?
2
33
The purpose of the demarcation point is to separate the customer from whom?
the service provider
34
How is a T1 crossover cable crosses wired?
Pins 1, 2, 4, and 5 are connected to 4, 5, 1, and 2.
35
How many wires are used in a 100 Mbps UTP transmission?
4