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Intro to network concepts > Wrong Answers Test 1 > Flashcards

Wrong Answers Test 1 Flashcards

1
Q

The port for SSH is
22
443
21
25
53

A

22

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2
Q

The port for https is
22
443
21
25
53

A

443

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3
Q

The port for FTP IS
22
443
21
25
53

A

21

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4
Q

The port for SMTP
22
443
21
25
53

A

25

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5
Q

The port for DNS
22
443
21
25
53

A

53

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6
Q

You need to set up 750 computers on the same network which IP class is the best option?
Class C
Class B
Class D
Class A

A

Class B

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7
Q

Which type of hyper visor does not sit inside of an operating system?
Type I
type II
type III
type IV

A

Type I

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8
Q

True or false: cordless phones can cause interference for wireless networks

A

true

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9
Q

True or false: fluorescent light can cause EMI

A

true

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10
Q

Is this statement, correct, if no, what is the correct number?
A directly connected route has an administration distance of 0
The statement is correct
255
1
120

A

No change is needed

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11
Q

What can be used to securley connect your home computer to your company intrant
VPN
IPsec
GRE

A

VPN

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12
Q

what type of VPN can be used to connect to a company’s intranet from home
site-to-site
Host-to-site
host-to-host

A

Host-to-site

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13
Q

What are the two advantages of using a mesh topology network
It’s self healing, and can still operate when one node breaks down
It is considered more reliable than other networks
Data travels from node to node, with each node in the network handling each packet
The protocols used are very lightweight with little overhead

A

It’s self healing, and can still operate when one node breaks down and It is considered more reliable than other network

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14
Q

You have been task with installing a new routing protocol that monitors the network for routers that have changed their link state. Which routing protocol will accomplish this
IGRP
NAT
OSPF
RIP

A

OSPF

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15
Q

Which OSI Layer handles bits?
application
data link
network
session
physical
presentation
transport

A

physical

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16
Q

Which OSI Layer handles frames?
application
data link
network
session
physical
presentation
transport

A

data link

17
Q

Which OSI Layer handles packet?
application
data link
network
session
physical
presentation
transport

A

network

18
Q

Which OSI Layer handles segment?
application
data link
network
session
physical
presentation
transport

A

Transport

19
Q

You need to set up 200 computers on a class A private network. Which of the following network IDs fits all the criteria of a class A private network
192.168.1.0
100.10.1.0
172.168.0.1
10.0.0.0

A

10.0.0.0

20
Q

Which record type should an administrator create to have a more user-friendly name for a host machine
ANAME
ALIAS
CNAME

A

CNAME

21
Q

Which type of record resolves IP addresses to host names
CNAME
A
PTR

A

PTR

22
Q

Which DNS servers hold complete tables of mapping of Internet addresses and IP addresses
DBSSEC
namespace
External
Root

A

Root

23
Q

Which IEEE standard is used for wireless networks
802.11
802.5
802.2
802.3

A

802.11

24
Q

True or false: IP is connection oriented and reliable

A

False

25
Q

True or false: TCP is connection oriented and reliabl

A

True

26
Q

True or false: UDP is connectionless and unreliable

A

True

27
Q

Is this statement, correct? If not, what is the correct statement?
E1 Connections use 32 channels to obtain a top speed of 2.048 MB per second
The statement is correct
No, it’s 34.368 MBps
No it’s 44.736 MBPs
No, it’s 1.544 MBPS

A

The statement is correct

28
Q

what is the max data transfer rate of Dial up
56 kbps
1.536 mbps
128 kbps
2.048 mbps

A

56 kbps

29
Q

what is the max data transfer rate of E1
56 kbps
1.536 mbps
128 kbps
2.048 mbps

A

2.048 mbps

30
Q

what is the max data transfer rate of ISDN
56 kbps
1.536 mbps
128 kbps
2.048 mbps

A

128 kbps

31
Q

what is the max data transfer rate of T1
56 kbps
1.536 mbps
128 kbps
2.048 mbps

A

1.536 mbps

32
Q

True or false: CNAME records must be created manually

A

true

33
Q

True or false: DNS resolves host names to IP addresses

A

true

34
Q

True or false: LMHOSTS files resolve host names to IP addresses

A

false

35
Q

Which file resolves netBIOS names to IP addresses
HOSTS
WINS
LMHOSTS
DNS

A

LMHOSTS

36
Q

Complete the following statement
A smart thermostat controlled by _____________ is an example of IOT
Heat sensor
Motion detector
An app

A

an app

37
Q

None of the computers in a building for a large company can connect to the resources, stored on a server, located several buildings away. Which three commandline tools will help you identify the problem
IP
Netbios
Ping
Ipconfig
Netstat

A

IP, ping, netstat

Intro to network concepts (5 decks)

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