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CS 115 Computer Science > Chapter 11/2 Terms > Flashcards

Chapter 11/2 Terms Flashcards

1
Q

Aka database software; users create a computerized database; add, modify, and delete data in the database; sort and retrieve data from the database; and create forms and reports from the data in the database

A

DBMS (data base management system)

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2
Q

a combination of oen or more related characters or bytes and is the smallest unit of data a user accesses

A

field

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3
Q

a group of related fields

A

record

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4
Q

a named collection of stored data, instructions, or information that can contain text, images, audio, and video

A

file

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5
Q

sama data, different locations, wastes time and encourages mistakes. Each time information in list is updated, multiple lists need to be updated

A

data redundancy

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6
Q

specifies the kind of data a field in a database can contain and how the field is used

A

data types

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7
Q

term used by users of relational databases for record

A

row

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8
Q

a database that stores data in tables that consist of rows and columns

A

relational database file

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9
Q

a request for specific data from a database

A

query

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10
Q

term used by users of relational databases for file

A

table

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11
Q

aka data entry form; a window on the screen that provides areas for entering or modifying data in a database

A

forms

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12
Q

aka report generator; allows users to design a report on the screen, retrieve data into the report design, and then display or print the report

A

report writer

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13
Q

aka data modeler; focuses on the meaning and usage of data

A

database analyst

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14
Q

requires a more technical inside view of the data

A

database administrator (DBA)

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15
Q

procedures that keep data current

A

database file maintenance

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16
Q

agency of the U.S. Department of Defense whose goal was to build a network that:

(1) allowed scientists at different physical locations to share information and work together on military and scientific projects
(2) could function even if part of the network was disabled or destroyed by a disaster such as a nuclear attack

A

ARPANET

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17
Q

an international community where Member organizations, a full-time staff, and the public work together to develop Web standards. Led by Web inventor Tim Berners-Lee and CEO Jeffrey Jaffe

A

world wide web consortium

18
Q

a broadband modem that sends and receives digitial data over the CATV netowrk

A

cable modem

19
Q

broadband internet connection that uses a dish-shaped atenna on a building, to communicate with a tower location via radio signals

A

fixed wireless

20
Q

1 thousand bytes

A

kilobyte

21
Q

a text-based name that corresponds to the IP address of a server that hosts a website

A

domain name

22
Q

a worldwide collectin of electronic documents

A

world wide web

23
Q

a worldwide collection of computer networks that connects millions of businesses, government agencies, educational institutions, and individuals

A

internet

24
Q

each electronic document on the web, can contain text, graphics, audio, and video

A

web page

25
Q

a collection of related webpages, which are stored on a web server

A

website

26
Q

software the enables users with an Internet connection to access and view webpages on computers or mobile devices

A

browser

27
Q

browsing technique where the top of the browser shows a tab for each web-page, you display

A

tabbed browser

28
Q

software that finds websites, webpages, images, videos, news, maps, and other information related to a specific topic

A

search engine

29
Q

capability of accessing media content while it downloads

A

streaming

30
Q

the development and maintenance of websites

A

web publishing

31
Q

any application that combines text with media

A

multimedia

32
Q

a small version of a larger object that you usually can tap or click to display a larger image or object

A

thumbnail

33
Q

a program that extends the capability of a browser; aka add on

A

plugin

34
Q

the process of transferring files from your computer or mobile device to a server on the internet

A

upload

35
Q

the process of transferring content from the internet to a computer or mobile device

A

download

36
Q

the code of acceptable behaviors users should follow while on the internet

A

netiquette

37
Q

a wireless networks that provides intenet connections to mobile computers and devices

A

hot spot

38
Q

a sequence of numbers that uniquely identifies the location of each computer or device connected to the internet.

A

IP Address

39
Q

a unique address of a webpage;; aka uniform resource locator

A

URL

40
Q

one million characters

A

megabyte

41
Q

one billion characters

A

gigabyte

42
Q

approximately 1 trillion bytes

A

terabyte

CS 115 Computer Science (30 decks)

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