Networking

Question 1

WLAN

Answer 1

Wireless Local Area Network (Wifi)

Question 2

WPAN

Answer 2

Wireless Personal Area Network (Bluetooth)

Question 3

WWAN

Answer 3

Wireless Wide Area Network (Cellular)

Question 4

TCP Port 80

Answer 4

HTTP

Question 5

UDP Port 5400

Answer 5

VoIP

Voice Over Internet Protocol

Question 6

TCP Port 143

Answer 6

IMAP

Email

Question 7

TCP Port 22

Answer 7

SSH

Question 8

TCP Port 21

Answer 8

FTP

File Transfer Protocol

Question 9

TCP Port 23

Answer 9

TELNET

Question 10

TCP Port 25

Answer 10

SMTP

Simple Mail Transport Protocol

Question 11

TCP Port 111

Answer 11

POP3

Question 12

Port 3389

Answer 12

RDP

Question 13

Port 137

Answer 13

NetBIOS

Question 14

Port 139

Answer 14

NetBT

Question 15

Port 445

Answer 15

SMB/CIFS

Question 16

Port 427

Answer 16

SLP

Question 17

Port 548

Answer 17

AFP

Question 18

Port 67/68

Answer 18

DHCP

Question 19

Port 389

Answer 19

LDAP

Question 20

Port 161/162

Answer 20

SNMP

Question 21

VDI

Answer 21

Virtual Desktop Infrastructure

Question 22

DaaS

Answer 22

Desktop as a Service

Question 23

DHCP

Answer 23

Dynamic Host Configuration Protocol

Question 24

Dimensions of a Micro ATX motherboard

Answer 24

9.6” x 9.6”

Question 25

802.11 network that utilizes 2.4 GHz and 5. GHz Frequencies to provide Wireless Networking at theoretical speeds up to 9.6 Gbps.

Answer 25

802.11ax (Wireless AX or WIFI6)

Question 26

802.11 network that utilizes 5 GHz Frequency to provide Wireless Networking at theoretical Speeds up to 3.5 Gbps.

Answer 26

802.11ac

Question 27

802.11 network that utilizes a 2.4 GHz Frequency to provide Wireless Networking at Speeds up to 54 Mbps.

Answer 27

802.11g

Question 28

802.11 network that utilizes 2.4 GHz Frequency to provide Wireless Networking at Speeds up to 11 Mbps.

Answer 28

802.11b

Question 29

802.11 network that utilizes a 5 GHz Frequency to provide Wireless Networking at Speeds up to 54 Mbps.

Answer 29

802.11a

Question 30

Wireless network that utilizes 2.4 GHz Frequency to provide Wireless Networking at Speeds up to 108 Mbps or a 5.0 GHz Frequency to provide Wireless Networking at Speeds up to 600 Mbps.

Answer 30

802.11n

Question 31

What are the steps for the CompTIA troubleshooting methodology?

Answer 31

1. Identify the problem
2. Establish a theory of probable cause
3. Test the theory to determine the cause
4. Establish a plan of action to resolve the problem and implement the solution
5. Verify system functionality, and, if applicable, implement preventative measures
6. Document findings, actions and outcomes