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INFORMATION TECHNOLOGY > week1 > Flashcards

week1 Flashcards

1
Q

what is a kernel

A

a kernel is the core or heart of the UNIX OS

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2
Q

what are mobiles computers?

A

smart phone, watches, tables, smart refrigerators

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3
Q

what is a web application

A

it’s an application used to browse or surf the internet ex. safari google, Microsoft

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4
Q

what is the correct vocab for “user name & password”

A

login credentials or

authentication information

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5
Q

what does RHCA stands for ?

A

RHCA stands for red hat certified associate. it is a linux certification.

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6
Q

what is a software?

A

a software is the virtual or intangible part of a system.

something that you can not touch physically.

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7
Q

what is an OS

A

an operating system is the main software or program that runs on a computer

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8
Q

give an example of web application

A
  • google
  • safari
  • microsoft
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9
Q

describe a UNIX kernel

A

A UNIX kernel is a open source freeware. provided to the public.

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10
Q

what does a standard local user account ?

A

a standard local user account is an account that does have restricted access to the system.

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11
Q

what is the control panel ?

A

control panel stores tools used to change the configuration of the OS

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12
Q

what does www stand for

A

world, wide, web

it is a combination of internet recourses made available to the public

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13
Q

what is UNIX

A

it is a group of OS with a similar kernel

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14
Q

what does URL stand for?

A

uniform resource locator. it is a weblink to a webpage

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15
Q

what is a hard drive also known as hard disk, and storage

A

it is a physical or tangible part of a system. it is a container of software and hard ware. Designed to permanently cache software

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16
Q

what is the difference between a subfolder and a folder

A

a folder contains folders and files and a subfolders contains folders inside another folder.

17
Q

what does CRT stand for

A

cathode ray tube- displays analog signals <720

18
Q

what does POST stand for

A

power on self test. perform a diagnose test on all hardware device.

19
Q

where are profile located

A

it’s located in the c- drive user folder

20
Q

what is a computer

A

an electronic device that receives input processes that input and, releases an output.

21
Q

what is a hardware driver

A

a software that enables the OS to communicate with a hardware.

22
Q

memory

A

software is loaded into RAM memory is use to cache software.

23
Q

storage/ hard-rive

A

it is a container of software and hardware. the hard drive is use to store software permanently.

24
Q

who were the two men that design the UNIX kernel

A

Ken Thomason and Dennis ritchie

ken Thomason- was an application developer
Dennis Ritche-c language programmer

25
Q

What is an application

A

an application is a program designed to accomplish a specific task. it must be installed an OS

26
Q

what is Linux who was it built by

A

Linus Toralds is the founding father of linux, linus built a second paded kurnel on top of Unix and made it public.

27
Q

WIFI is also known as

what type of wave does wifi use

A

wireless Fidelity, uses radio waves

28
Q

what is a Data

A

an information stored in a file or a text store in a file

29
Q

what is a server

A

a server is a computer system, it is a super computer that has extra processing power designed to for business use.

30
Q

what is blade server

A

a super with addition processing power

31
Q

define
boot
boot up
reboot

A

boot- start on power
bootup- start up
reboot- restart

32
Q

what does RAM stand for

A

random access memory

33
Q

what is CPU

A

central processing unit. it is the brain of a system. it is use to process information and put out what it has retrieved.

34
Q

what is a monitor

A

the screen of a system

35
Q

What is ETC(ITSY)

A

UNIX folder

36
Q

what is a web browser

A

it is a web application or program used to surf the internet.

37
Q

other names for computer

A

machine
system
unit
box

38
Q

what is another way to say login and password?

A

authentication or login credential.

39
Q

what is a system made of?

A

a system is made of software and hardware

INFORMATION TECHNOLOGY (7 decks)

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