Ch. 12 - Vocab

Question 1

administrators

Answer 1

person who is responsible for the upkeep, configuration, and reliable operation of computer systems

Question 2

application virtualization

Answer 2

also known as container virtualization

Question 3

archive

Answer 3

retaining copies of data over extended periods of time to meet requirements to access past data

Question 4

backup

Answer 4

process of making copies of data at regular intervals, allowing the recovery of lost data

Question 5

chroot

Answer 5

restricts the server’s view of the file system to just a specified portion

Question 6

container virtualization

Answer 6

runs on top of the host OS kernel and provides an isolated execution environment for applications

Question 7

full virtualization

Answer 7

also known as type 1 virtualization

Question 8

guest OS

Answer 8

runs on top of the hypervisor which supports a set of standard library functions and applications

Question 9

hardening

Answer 9

process of securing a system by reducing its surface of vulnerability

Question 10

hosted virtualization

Answer 10

also known as type 2 hypervisors

Question 11

hypervisor

Answer 11

software that sits between the hardware and the VMs and acts as a resource broker

Question 12

logging

Answer 12

recording either events that occur in an operating system or other software runs

Question 13

native virtualization

Answer 13

also known as type 1 hypervisors

Question 14

overlay network

Answer 14

abstracts higher level layers of a network from the underlying physical network

Question 15

patches

Answer 15

a set of changes to a computer program or its supporting data designed to update, fix, or improve it

Question 16

permissions

Answer 16

delegation of authority to perform security-relevant functions on a computer system

Question 17

software defined network

Answer 17

enable network segments to logically span mutle servers between data centers

Question 18

type 1 hypervisor

Answer 18

also known as native virtualization, can directly control the physical resources of the host

Question 19

type 2 hypervisor

Answer 19

also known as hosted virtualization, it relies on the OS to handle all the hardware interactions

Question 20

virtualization

Answer 20

provides an abstraction of the computing resources used by software, which runs in a simulated environment