IT Vocab 7

Question 1

A network device that connects wireless devices to a wired network

Answer 1

Access Point

Question 2

A protocol that combines HTTP with the Secure Sockets Layer (SSL) protocol to securely transfer web content between computers

Answer 2

Hypertext Transfer Protocol Secure (HTTPS)

Question 3

A technology used to create wireless connections between computers and devices

Answer 3

Bluetooth

Question 4

An important protocol in the internet protocol suite that is generally used when speed in transmission is more important than accuracy since the sending computer doesn’t verify that the packets were correctly recieved

Answer 4

User Datagram Protocol (UDP)

Question 5

A protocol used to receive email; is deleted from a server after it is downloaded to a client

Answer 5

Post Office Protocol 3 (POP3)

Question 6

A protocol that governs the transfer of web content between computers

Answer 6

Hypertext transfer protocol (HTTP)

Question 7

A technology that uses cable TV lines to establish high-speed connectivity to the internet through an ISP

Answer 7

Cable

Question 8

A network device that moves traffic between two different IP networks

Answer 8

Router

Question 9

A small network device with modem, firewall, routing, and switching features that is used in homes and small businesses

Answer 9

Home Router

Question 10

A technology that uses specially encoded tags that respond in a specific way when scanned by a radio frequency reader. NFC is often used by placing a smartphone near a scanner to pay for an item in a store

Answer 10

Near Field Communications (NFC)

Question 11

A technology that used fiber optic cables that carry light signals to establish high-speed connectivity to the internet through an ISP

Answer 11

Fiber Optic

Question 12

The principal communications protocol in the internet protocol suite that is used to route information over the internet

Answer 12

Internet Protocol (IP)

Question 13

An important protocol in the internet protocol suite that enables two hosts to establish a connection and exchange data

Answer 13

Transmission control protocol (TCP)

Question 14

A class designation (A through E) that specifies a default subnet mask value which defines the default network address portion of the IP address

Answer 14

Default Address Class

Question 15

A technology that uses phone lines to establish high-speed connectivity to the internet through an ISP

Answer 15

Digital Subscriber Line (DSL)

Question 16

A technology that sends signals to and from a satellite to establish connectivity to the internet through an ISP

Answer 16

Satellite

Question 17

Short for modulator/demodulator, a network device that converts digital signals used by modern networks to analog signals that are typically carried by telephone or cable TV lines

Answer 17

Modem

Question 18

A network device that moves traffic within an IP network

Answer 18

Switch

Question 19

A technology that uses radio signals to connect a device to an access point

Answer 19

Wi-Fi

Question 20

A protocol used to send email

Answer 20

Simple Mail Transfer Protocol (SMTP)

Question 21

The unique, burned-into read-only memory address of a network interface. This is also called the media access control address or MAC address. MAC addresses are burned into the read-only memory of every single network interface, such as wireless network adapters and network interface cards. This makes it virtually impossible to change the device’s MAC address

Answer 21

Physical Address

Question 22

A network security device that protects a network by examining the traffic before transferring it to the network

Answer 22

Firewall

Question 23

A technology used in the early days of the internet where a computer would make a phone call to the ISP to establish internet connectivity

Answer 23

Dial-Up

Question 24

An address assigned by software and, as such, can be changed. it includes two parts, the network address and the host address. The most common types are those assigned by the IP protocol and are called IP addresses

Answer 24

Logical Address

Question 25

A protocol that helps internet users and network devices discover other devices using a human-readable hostname instead of numeric IP addresses

Answer 25

Domain Name System (DNS)

Question 26

A technology that uses cellular radio signals to establish connectivity to the internet through an ISP

Answer 26

Cellular