PPT Review Flashcards
1
Q
Internet
A
is a worldwide collection of networks that connects millions of businesses, government agencies, educational institutions, and individuals
2
Q
Hot Spot
A
is a wireless network that provides internet connections to mobile computers and devices
3
Q
Internet Service provider (ISP)
A
is a business that provides individuals and organizations access to the internet
4
Q
Bandwith
A
represents the rate of data transfer over a network
5
Q
IP address
A
is a sequence of numbers that uniquely identifies each computer or device connected to the internet
6
Q
Domain name
A
is a text based name that corresponds to the IP address
7
Q
DNS sever
A
translates the domain name into its associated IP address
8
Q
Web or Worldwide web
A
Consists of a worldwide collection of electronic documents (Webpages)
9
Q
Website
A
is a collection of webpages and associated items
10
Q
Web server
A
is a computer that delivers requested webpages to your computer
11
Q
Browser
A
is an application the enables users with an internet connection to access and view webpages
12
Q
URL
A
A unique web address
13
Q
Web app
A
is an application Stored on a web server that you access through a browser
14
Q
Search Engine
A
is a software that finds websites, webpages, images, videos, news, maps, and other information related to a specific topic
15
Q
Web publishing
A
is the creation and maintenance of websites using Plan,design,create,host,maintain
16
Q
Multimedia
A
use of a combination of 2 or more content forms
17
Q
Graphic
A
is a visual representation of non text information
18
Q
Animation
A
is the appearance of motion created by displaying a series of still images in sequence
19
Q
FTP
A
is an internet standard that permits file uploading and downloading to and from other computers on the internet
20
Q
Netiquette
A
is the code of acceptable internet behavior
21
Q
Digital security risk
A
is any event or action that could damage technology
22
Q
Computer crime
A
any illegal act involving the use of a computer
23
Q
Cybercrime
A
is an online or internet based illegal
24
Q
Malware
A
Consists of programs that act without the users knowledge and deliberately alter operations of a device
25
Botnet
is a group of compromised computers or mobile devices connected to a network
26
Zombie
compromised computer
27
DoS attack
disrupts computer access to the internet
28
Back door
is a program that allows users to bypass security controls
29
Spoofing
is a technique used to make an intruder look legitimate
30
Firewall
is hardware and/or software that protects a networks resources from intrusion
31
Biometric device
authenticates someones identity using a personal characteristic along with a password (fingerprint reader)
32
Two-Step verification
uses 2 methods to verify
33
Digital forensics
is the discovery, collection, and analysis of electronic evidence
34
License agreement
is the right to use software
35
Information theft
occurs when someone steals personal or confidential information
36
Encryption
is the process of converting readable data into encoded characters
37
Secure site
a site that uses encryption to secure data
38
Digital certificate
a notice that guarantees that a user ir website is legit
39
Backup
is a duplicate of a file that can used if the original is lost or damaged
40
Incremental back up
only backup files that have changed since the last full backup or incremental backup
41
Intellectual property
refers to unique and original works such ideas, inventions, art, writings, processes, company and product names and logos
42
DRM
Strategy that tries to prevent illegal distributions of media
43
Cookie
is a small text file that a web server stores on your computer (used a lot by companies to get information about you)
44
phishing
is a scam where someone sends you an official looking email that attempts to get you financial information
45
Spyware
is a program placed on a users device without the users knowledge that collects information about the user
46
Adware
is a program that displays an online ad in a banner or a pop up
47
Content filtering
Restricting access to certain material
48
Storage medium
is the physical material on which a computer stores information
49
Cloud storage
Stores data on the internet
50
Storage device
is the hardware that records and retrieves items and form storage media
51
Capacity
number of bytes a storage medium can hold
52
Access time
measures the time it takes a storage device to locate an item on a storage medium
53
Hard disk
contains on or more inflexible, circular platters that use magnetic particles to store data
54
Formatting
is the process of dividing the disk into tracks and sectors
55
SSD
is a flash memory storage device that contains its own processor to manage its storage
56
External hard disk
is a separate freestanding storage device that connects with a usb port
57
RAID
is two or more integrated hard disks or SSDs
58
Memory card
Removable flash memory storage device
59
ROM
Read only memory
60
RW
Re-writable
61
R
write once
62
Network attached storage
is a network server with the purpose of providing storage to computers and devices attached to the network
63
Storage area network
is a high speed network used to provide storage to servers
64
Tape
is a magnetically coated ribbon of plastic capable of storing large amounts of data
65
Smart card
stores data on an integrated circuit embedded in the card
66
RFID Tags
consist of an antenna and a memory chip that contains data to be transmitted via radio waves
67
Network
is 2 or more computers and devices connected via communications devices and transmission media
68
LAN
is a network in a limited geographical area
69
WLAN
is a LAN without wires
70
MAN
connects LANs in metropolitan areas
71
WAN
is a network that covers a large geographical area
72
PAN
covers an individuals workspace
73
Network architecture
configuration of devices on a network
74
Ethernet
is a network standard specifying that no central computer or device on the network controls when data are transferred
75
Token ring
Standard specifies that computers and devices on the network share on pass a special token
76
TCP/IP
is a network protocol that defines how data are routed from one end of a network to another
77
RFID
defines how radio signals are used to communicate with a tag placed in, or attached to, an object, animal, or person
78
NFC
the use of close range radio between 2 objects
79
ADSL
is a type of DSL that supports faster downstream rates
80
Communications device
is hardware capable of transmitting data, instructions, and information
81
Broadband modem
sends and receives data and information to and from a digital line
82
Wireless modem
uses a mobile phone providers network to connect to the internet
83
Wireless access point
is a device that allows computers and devices to transfer data among themselves or to a wired network
84
Router
connects multiple computers or other routers and transmits data to correct destinations on a network
85
NIC
Enables a computer or device that does not have built in networking to access a network
86
Hub or Switch
is a device that provides a central point for cables in a network
87
Home network
many home users connect to multiple computers and devices using
88
Broadband
media transmit multiple signals simultaneously
89
Latency
is the time it takes a signal to travel from one location to another on a network
90
Microwaves
are radio waves that provide high speed signal transmission
91
Communications satellite
Receives microwave signals from an earth based station amplifies them and broadcasts over a wide area to a number of earth based stations
92
Data
unprocessed items
93
information
processed data
94
Character
is one byte
95
Field
is a combination of one or more related characters
96
Record
is a group of related fields
97
Data file
is a collection of related records
98
File maintenance
refers to the procedures that keep data current
99
Validation
compares data with a set of rules or values to find out if the data meet certain criteria
100
Data model
defines how users view the organization of the data
101
DBMS
provides several tools that support data retrieval and maintenance
102
Data dictionary
contains data about each table in a database, and their fields
103
Query
is a request for specific data from the database
104
Query language
consists of simple statements that allow users to specify data to display, print, store, update, and delete
105
SQL
is a popular query language that allows users to manage, update, and retrieve data
106
QBE
a feature that has a graphical user interface to assist users with retrieving data
107
Form
is a window that provides areas for entering or modifying data
108
Information system
is a collection of hardware, software, data, people, and procedures that work together to produce information
109
System development
is a set of activities used to build an information system
110
Systems analyst
is responsible for designing and developing an information system
111
Project management
is the process of planning, scheduling, and controlling activities
112
Feasibility
is a measure of how suitable the development of a system will be to the organization
113
Planning phase
begins when the steering committee receives a project request
114
Analysis phase
Preliminary investigation and detailed analysis
115
System proposal
assesses the feasibility of each proposed solution
116
Prototype
is a working model of the proposed system's essential functionality
117
Implementation phase
is to construct the new or modified system and then deliver it to users
118
Programing language
is a set of words, abbreviations, and symbols that enable a software developer to communicate instructions to a computer or mobile device
119
Procedural language
English like words that tell the computer what to accomplish
120
OOP
allows system developers to implement objects in a program
121
Java
is an object oriented programming language
122
Macro
is a series of statements that instructs a program or app how to complete a task
123
HTML
is a special formatting language that software developers use to format documents for display on the web
124
(ERP) Enterprise resource planning
integrates MRP II with information flow across an organization
125
Transaction Processing System
is an information system that captures and processes data from day to day business activities
126
Management information systems
Generates accurate, timely, and organized information
127
Decision support system
Helps users analyze information and make decisions
128
Expert system
is an information system that captures and stores knowledge of human experts and imitates human decision making
129
IT Consultant
provides technology services to his or her clients
