Networking

Question 1

ONT

Answer 1

Optical Network Terminal
- Connects Customer’s Premises to an Optical Network

Question 2

NFC

Answer 2

Near Field Communication
- Short range data transfer, used for mobile payments, pairing, and wireless charging

Question 3

IPv4

Answer 3

Internet Protocol
- 32-bit
- A DNS Record
- 0 to 255
- Four numbers, separated by periods
- No Leading Zeroes

Question 4

IPv6

Answer 4

Internet Protocol
- 128-bit
- AAAA DNS Record

Question 5

PoE Injector

Answer 5

Provides power to PoE (Power over Ethernet) devices

Question 6

VPN

Answer 6

Virtual Private Network
- Allows remote access to a private network in another location

Question 7

TXT

Answer 7

Text Record
- Stores data in DNS such as SPF, DKIM, and DMARC

Question 8

SAN

Answer 8

Storage Area Network
- Provides high-speed date storage and retrieval

Question 9

Syslog

Answer 9

Collects and stores messages such as system events, errors, and warnings

Question 10

Which 802.11 Standard is the newest and fastest

Answer 10

802.11ax

Question 11

TCP

Answer 11

Transmission Control Protocol
- Connection Oriented
- Reliable
- Error Control

Question 12

UDP

Answer 12

User Datagram Protocol
- Connectionless
- Unreliable
- Fast

Question 13

LDAP

Answer 13

Lightweight Directory Access Protocol
- Centralized authentication, authorization, and accounting for user access to network resources