Networking

Question 1

What protocol is the primary infrastructure that creates the Internet?

Answer 1

TCP/IP

Question 2

What is the limitation of the IPv4 protocol?

Answer 2

We reached its maximum capacity (>2³² devices)

Question 3

What invention allows people to share more information than just text on the internet?

Answer 3

The World Wide Web.

Question 4

How are IPv4 limitations been solved?

Answer 4

Using NAT and implementing IPv6 protocol.

Question 5

What is ARPANET?

Answer 5

The earliest version of the modern Internet, created by DARPA

Question 6

What is COPPA?

Answer 6

Children’s Online Privacy Protection Act, regulation on what we show to children under 13.

Question 7

What are clients?

Answer 7

A device that receives data from a Server.

Question 8

What is DARPA?

Answer 8

A US government project in the 1960s.

Question 9

What is a Domain Name?

Answer 9

A website name, that serves as a human readable address instead of IP (machine address, in bits).

Question 10

What is DNS?

Answer 10

Domain Name System, a global and highly distributed network service that links text, into an IP address.

Question 11

What is ICANN

Answer 11

Internet Corporation for Assigned Names and Numbers. Is where the website names are registered.

Question 12

What is IPv4?

Answer 12

Is the Internet Protocol version 4, an address for networks, consists of a 32 bits separated into 4 groups.

Question 13

What is IPv6?

Answer 13

Is the Internet Protocol version 6, an address for networks, consists of a 128 bits separated into 4 groups.

Question 14

What is MAC address?

Answer 14

A Globally unique ID attached to an individual network interface (basically the physical device). Consists of a 48 bit number normally represented by 6 groupings of two hexadecimal numbers.

Question 15

What are Networking Protocols?

Answer 15

A set of rules for how we transfer data in a network.

Question 16

What is a Network Stack?

Answer 16

A set of hardware or software that provides the infrastructure for a computer.

Question 17

What is a router?

Answer 17

A device that knows how to forward data between independent networks.

Question 18

What is TCP?

Answer 18

Transmission Constrol Protocol, a protocol that handles the delivery of information between networks.

Question 19

What is a URL?

Answer 19

Uniform Resource Locator, a web address similar to a home address. Is the string linked to a machine by the DNS.

Question 20

You are having trouble connecting to the Internet, so you call your Service Provider for help. They need to know the permanent unique identifier address of your specific device so they can help troubleshoot it. What address are they asking for?

Answer 20

MAC Address.

Question 21

What protocol is responsible for delivering packets to the right computers?

Answer 21

IP

Question 22

What was the biggest problem with the earliest version of the Internet in the late 1960s?

Answer 22

Networks couldn’t talk to each other.

Question 23

Which tool lets organizations use many private addresses within one public IP address?

Answer 23

Network Address Translation (NAT)