Troubleshooting and the Future of Networking

Question 1

The concept and technological approach of accessing data, using applications, storing files, etc. from anywhere in the world as long as you have an internet connection

Answer 1

CLOUD COMPUTING

Question 2

The ability for a protocol or program to determine that something went wrong

Answer 2

ERROR DETECTION

Question 3

The ability for a protocol or program to attempt to fix an error

Answer 3

ERROR RECOVERY

Question 4

20-bit field that’s used in conjunction with the traffic class field for routers to make decisions about the quality of service level for a specific datagram

Answer 4

FLOW LABEL FIELD

Question 5

An 8-bit field that’s identical in purpose to the TTL field in an IPv4 header

Answer 5

HOP LIMIT FIELD

Question 6

A flat file that contains, on each line, a network address followed by the host name it can be referred to as

Answer 6

HOST FILE

Question 7

Used to describe situations where companies might run things like their most sensitive proprietary technologies on a Private Cloud, while trusting their less sensitive servers to a Public Cloud

Answer 7

HYBRID CLOUD

Question 8

A piece of software that runs and manages virtual machines while also offering guests a virtual operating platform that’s indistinguishable from actual hardware

Answer 8

HYPERVISOR

Question 9

Internet control message protocol is used by routers or remote hosts to communicate error messages when network problems prevent delivery of IP packets

Answer 9

ICMP

Question 10

Piece of the ICMP packet which lets the recipient of the message know which of their transmissions caused the error being reported

Answer 10

ICMP PAYLOAD

Question 11

A subset of cloud computing where a network and servers are provided for customers to run their services

Answer 11

INFRASTRUCTURE AS A SERVICE (IaaS)

Question 12

Companies that provide IPv6 tunneling endpoints for you, so you don’t have to introduce additional equipment to your network

Answer 12

IPV6 TUNNEL BROKERS

Question 13

Pathway on either end of a connection that takes incoming IPv6 traffic and encapsulate it within traditional IPv4 datagrams

Answer 13

IPV6 TUNNEL

Question 14

Allow for local network segment communications and are configured based upon a host’s MAC address

Answer 14

LINK-LOCAL UNICAST ADDRESS

Question 15

An IP address that always points to itself. This type of address is used to test internal pathing through the TCP/IP protocols

Answer 15

LOOPBACK ADDRESS

Question 16

A way of addressing groups of hosts all at once

Answer 16

MULTICAST

Question 17

Defines what kind of header is immediately after this current one

Answer 17

NEXT HEADER FIELD

Question 18

16-bit field that defines how long the data payload section of the datagram is

Answer 18

PAYLOAD LENGTH FIELD

Question 19

A subset of cloud computing where a platform is provided for customers to run their services

Answer 19

PLATFORM AS A SERVICE

Question 20

When a company owns the services and the rest of the cloud infrastructure, whether on-site or in a remote data center

Answer 20

PRIVATE CLOUD

Question 21

The cloud services provided by a third party

Answer 21

PUBLIC CLOUD

Question 22

Name servers specifically set up so that anyone can use them for free

Answer 22

PUBLIC DNS SERVERS

Question 23

An organization responsible for assigning individual domain names to other organizations or individuals

Answer 23

REGISTRAR

Question 24

A way of licensing the use of software to others while keeping that software centrally hosted and managed

Answer 24

SOFTWARE AS A SERVICE (SaaS)

Question 25

An 8-bit field that defines the type of traffic contained within the IP datagram and allows for different priorities

Answer 25

TRAFFIC CLASS FIELD

Question 26

First field in an IP header that specifies the version of IP

Answer 26

VERSION FIELD

Question 27

A single physical machine called a host, runs many individual virtual instances called guests

Answer 27

VIRTUALIZATION