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Worksheetsикт 2
Total questions: 100
Worksheet time: 50mins
Data mining is an interdisciplinary subfield of …
data visualization
mathematic
computer science
infographics
Is a graph that uses a branching method to illustrate every possible outcome of a decision
decision tree
black box
data mining
Data analytics
Data mining methods establishing relationships among items that occur together:
Association
Classification
Clustering
Forecasting
Data Visualization is connected with the visualization of …
information, infographics, scientific visualization, exploratory data analysis and statistical graphics.
mathematical and scientific research
users
tablets
Data mining is an interdisciplinary subfield of …
computer science
Data mining is an interdisciplinary subfield of …
data visualization
infographics
Data mining is an interdisciplinary subfield of …
computer science
mathematic
data visualization
infographics
Analyzing data to discover patterns and relationships that are important to decision making
BitTorrent
Database
Data mining
Operating system
A numerical representation of a realistic situation, such as a cash flow model of a business, a question or set of instructions that describes the data
Data mining
Data analyses
Decision model
Database
Big data technology has some advantage than relational data base systems
Operates with structured data
Operates just with structured data
Operates just with unstructured data
Operates with in structured data
Methods and analysis techniques applicable to big data, allocated at McKinsey report
Class Methods Data Mining
Operating system
Procedure class
Binary class
Data mining technology has some methods.
Regression trees, factor analysis
Microeconomic view
Middle term equation
Atanasov profit model
Theoretical foundations for Data mining need to know basic concepts of some subjects.
Middle term equation
Microeconomic view
Middle term equation
Atanasov profit model
Data Mining models that allows you to predict data values by using known results from a different data sample:
physical models
statistical models
predictive models
intelligent models
Data mining is:
a process of performing automated extraction and generating predictive information from large data banks
a process of automatic extraction of textual information from large data banks
a process of automatic extraction of numerical information from large data banks
a process of analyzing numerical data about economic systems
Correct record of the cells' unit in MS Excel:
A1:C5
ll:8L
LN1-AE5
H5xA13
How cell coordinates in MS Excel are called?
Address
Digit
Cell
Letter
MS Excel. The cell which located on intersection 3 lines and 1 column is designated:
A3
C1
AA
3A
What is a workbook?
file in MS Excel
file in MS Word
file in MS Access
file in MS PowerPoint
What is the expansion in the file name for MS Excel?
*. xls
*. exe
*. bmp
object for automation of frequently performed
What are the shortcut keys for AutoSum?
ALT + S
CTRL + S
ALT + =
CTRL + =
In order to get a registration certificate you need to install some software.
NCALayer program
EDSLayer program
HardDiscDriveLayer program
NSLayer program
An e-mail address consists these components
The name of a region that handles e-mail accounts
The name of a computer that handles e-mail accounts
User Auto increment followed by an @ symbol
User home address followed by an any symbol
A collection of computers and related devices connected in a way that allows them to share data, hardware, and software:
Computer network
System board network
NVidia network
Touch Screen network
A set of rules that ensures the orderly and accurate transmission and reception of data
Communications protocol
System board network
Accurate transmission
Transmission of information
A popular network technology in which network nodes are connected by coaxial cable or twisted-pair wire.
Ethernet
Ring
Token Ring
Domain
Unique identifying numbers assigned to each computer connected to the Internet.
IP address
DNS address
FTP address
DNS address
A computer that stores and distributes files to remote client computers
FTP server
IP server
PCI server
PCI server
FDDI server
The Internet provider is:
a local administration
the organization provider of Internet services
an organization engaged in the creation of web-sites
a peripheral device that is used to communicate with another computer
E-mail messages have a standard format that consists of
e-mail message
e-mail system
e-mail server
message header
A term sometimes used to refer to the interconnection of personal digital devices or consumer electronics within a range of about 30 feet (10 meters) and without the use of wires or cables:
SAN (small area network)
GAN (great area network)
MAN (middle area network)
PAN (personal area network)
A data communications network that connects personal computers within a very limited geographical area—usually a single building. Its use a variety of wired and wireless technologies:
SAN (small area network)
LAN (local area network)
PAN (personal area network)
MAN (middle area network)
Type of networks covers a large geographical area and usually consists of several smaller networks, which might use different computer platforms and network technologies:
MAN (middle area network)
WAN (wide area network)
LAN (local area network)
PAN (personal area network)
Public high-speed network capable of voice and data transmission within a range of about 50 miles (80 km). For example local Internet service providers, small cable television companies, and local telephone companies:
SAN (small area network)
MAN (metropolitan area network)
MAN (middle area network)
SAN (small area network)
The number of bits made up the IP address:
32
10
20
16
Internet was originally developed as a(n):
Healthcare project
Military project
Educational project
Scientific project
Type of computing provides access to information, applications, communications, and storage over the internet:
Internet
Network
Web
Cloud
A dorm-room network covers a limited area and is an example of network.
local
wide
narrow
personal
Each connection point on a network is referred to as a network
protocol
node
computer
virus
Set standards for encoding and decoding data, guiding data to its destination, and mitigating the effects of noise are communications:
nodes
computers
protocols
laws
A way to transfer files from one computer to another over any TCP/IP network, such as a LAN or the Internet provides:
VoIP
FTP (File Transfer Protocol)
Real-time messaging
VoIP
Is a modem a device?
to transfer information via telephone communication channels
to process information at a given time
to store information
for printing information
Formalized rules governing the sequence and format of messages exchanged between network components, OSI models lying at the same level, but in different nodes, are called:
Protocol.
Protocol.
Protocol stack.
Standard.
Global computer network means:
WAN
LAN
MAN
CAN
The server that controls client file access is called:
File server
Post
Proxy
Server
The main types of computer networks are networks:
Local, global, regional
Client, corporate, international
Social, entertainment, business oriented
0
Local, global
What components of a computer network are required to organize a peer-to-peer local area network?
Modem, server computer
Network card, network software
Server computer, workstations
Communication lines, network card, network software
Which is the best description of WANs?
Used to connect LANs separated by significant geographic distances.
Combine workstations, terminals and other devices
located within the city.
Connects local area networks located within a large building.
Combine workstations, terminals and other
devices located within the building.
Choose the devices, which purpose is to expand the size of the network in the current environment:
Bridge
TCP/IP Model
Modem
Internet Protocol
The purpose of digital signatures, which respect to security on the Internet:
To verify the identity of a messages sender
To request receipts for all sent messages
To encrypt messages
To encrypt mail messages
Basic topologies network:
Bus, Ring, Star, Mesh, Mixed topology
Tree, Ring
Star, Bus
Mesh, Star
The IP address is:
Unique address of the computer on a network
Transmission control Protocol/Internet Protocol (TCP/IP)
network address translation
Hyper Text Transfer Protocol (HTTP)
Protocol –
a set of standards for software used with internal look-up tables in a TCP/IP network for routing data through a gateway between networks restore.
a network connecting computers within very large areas, such as states, countries, and the world
Transmission control Protocol/Internet Protocol (TCP/IP)
Hyper Text Transfer Protocol (HTTP)
WAN (Wide Area Network) –
a network connecting computers within very large areas, such as states, countries, and the world
network address translation
a network connecting computers in a relatively small area such as a building.
Transmission control Protocol/Internet Protocol (TCP/IP)
LAN (Local Area Network) –
a network connecting computers in a relatively small area such as a building.
network address translation
a network connecting computers within very large areas, such as states, countries, and the world
network address translation
NAT -
network address translation
a network connecting computers in a relatively small area such as a building.
a network connecting computers within very large areas, such as states, countries, and the world
a network connecting computers within very large areas, such as states, countries, and the world
Two basic categories of network topologies exist, physical topologies and
logical topologies
Unique address of the computer on a network
blood type
network address translation
Network topologies:
Bus, star, ring
logical topologies
the topology of the bus
blood type
Types of computer networks
WAN
LAN
MAN
Topology.
The Internet was originally planned by ... in the ...
Advanced Research project Agency (ARPA) of the USA government, 1960s
National Aeronautics and Space Administration, 1970s
Institute of Electrical and Electronic Engineers, 1950s
International Telecommunication Union, 1950s
It is provides a connection to the addressee and there was created a reliable service of data on a specified address between different subnets with a choice of the shortest way of transmission.
Transmission control Protocol/Internet Protocol (TCP/IP)
File Transfer Protocol (FTP)
Hyper Text Transfer Protocol (HTTP)
Simple mail transport Protocol (SMTP)
What is an Internet?
It is the global computer network that makes publicly available a variety of services such asemail, instant messaging and the World Wide Web, using the communication protocol
It is the technology used for cellular communication
It is the conceptual model and set of communications protocols used in the Internet and similar computer networks
It is the industry term for the company that is able to provide you with access to the Internet, typically from a computer
A basic technique for isolating data communications faults is
Simulating the system on a special purpose compute
Calling the DTE service department
Calling the telephone company
Unique address of the computer on a network
Number of channels on which different operations can occur simultaneously on one ISDN basic access line is
3
2
1
0
A term sometimes used to refer to the interconnection of personal digital devices or consumer electronics within a range of about 30 feet (10 meters) and without the use of wires or cables:
SAN (small area network)
GAN (great area network)
PAN (personal area network)
GAN (great area network)
A data communications network that connects personal computers within a very limited geographical area—usually a single building. Its use a variety of wired and wireless technologies:
SAN (small area network)
GAN (great area network)
MAN (middle area network)
LAN (local area network)
Public high-speed network capable of voice and data transmission within a range of about 50 miles (80 km). For example local Internet service providers, small cable television companies, and local telephone companies:
SAN (small area network)
MAN (metropolitan area network)
PAN (personal area network)
LAN (local area network)
Type of networks covers a large geographical area and usually consists of several smaller networks, which might use different computer platforms and network technologies:
MAN (middle area network)
PAN (personal area network)
WAN (wide area network)
PAN (personal area network)
Each connection point on a network is referred to as a network
protocol
node
computer
virus
A way to transfer files from one computer to another over any TCP/IP network, such as a LAN or the Internet provides:
VoIP
Grid computing
FTP (File Transfer Protocol)
Cloud computing
High speed switched data transmission network of servers, workstations, disk storage and tape libraries.
Storage Area Network (SAN)
Blade-servers
Engineering infrastructure
Neural Networks
The concept of "cloud computing" was born in…
1960
1980
2005
2016
Cloud technology -
an electronic store your data on the Internet, which allows you to store, edit, and share interesting files and documents with friends and colleagues.
a conceptual model, which includes the elements of all these decisions. At the moment, the complete realization of it does not exist - it is in fact ideal for large-scale cloud-based companies such as Google and Microsoft.
a model of computer data storage in which the digital data is stored in logical pools, said to be on "the cloud"
A computer program that runs within a distributed system is called a distributed program (and distributed programming is the process of writing such programs).
A business model of selling software in which the owner (supplier) software provides access to it to users (customers) through the Internet -….
SaaS
MaaS
DaaS
HaaS
…- is served in the cloud software for monitoring and security.
MaaS
DaaS
HaaS
CaaS
… - an electronic store your data on the Internet, which allows you to store, edit, and share interesting files and documents with friends and colleagues.
Cloud technology
DaaS
HaaS
CaaS
Everything as a Service (Everything as a service, abbreviated EaaS) -
a conceptual model, which includes the elements of all these decisions. At the moment, the complete realization of it does not exist - it is in fact ideal for large-scale cloud-based companies such as Google and Microsoft.
an electronic store your data on the Internet, which allows you to store, edit, and share interesting files and documents with friends and colleagues.
a model of computer data storage in which the digital data is stored in logical pools, said to be on "the cloud"
is a field of computer science that studies distributed systems.
a conceptual model, which includes the elements of all these decisions. At the moment, the complete realization of it does not exist - it is in fact ideal for large-scale cloud-based companies such as Google and Microsoft.
EaaS
MaaS
DaaS
HaaS
Cloud storage is …
a model of computer data storage in which the digital data is stored in logical pools, said to be on "the cloud"
A computer program that runs within a distributed system is called a distributed program (and distributed programming is the process of writing such programs).
service that is provided by a third party so that you can focus on what’s more important to you, like your code and relationships with your customers.
3 main types of cloud computing
a model of computer data storage in which the digital data is stored in logical pools, said to be on "the cloud"
Cloud storage
MaaS
DaaS
HaaS
Cloud computing exhibits the following key characteristics:
Cost reductions are claimed by cloud providers.
a model of computer data storage in which the digital data is stored in logical pools, said to be on "the cloud"
a conceptual model, which includes the elements of all these decisions. At the moment, the complete realization of it does not exist - it is in fact ideal for large-scale cloud-based companies such as Google and Microsoft.
is a field of computer science that studies distributed systems.
To replenish the collection of applications of his mobile device, the user can use the service
Google Play
Android Play
Google Market
Google Maps
Which component is user-replaceable on most devices?
memory card
Cpu
touch screen
RAM
What term refers to the ability of a mobile device to recognize when multiple touches are performed on the screen?
multisensory
large touch
long touch
long touch
sensory
The main operating systems for mobile phones:
Android, Apple iOS,Bada, Maemo
Java Yahoo
Linux
Linux
High speed switched data transmission network of servers, workstations, disk storage and tape libraries.
Storage Area Network (SAN)
Storage data processing centers
Engineering infrastructure
Blade-servers
What is the first fully-automated cellular standard in the history?
Nordic Mobile Telephony
Denmark Mobile Telephony
Russia Mobile Telephony
American Mobile Telephony
Which of the following operating systems are not mobile?
Linux OS
Anroid 8.1
Anroid 8.1
iOS 11.3
Windows Phone
An operating system developed by Apple.
Mac
Linux
Windows
Unix
Examples of mobile IT devices:
Laptop, smartphones
personal computer
plotter
printer
Mobile technology which based on digital technology:
1G, 2G, 3G, 4G
Virtual reality
Cloud technology
Data storage system
What are some examples of multimedia?
Video games, movies, and television
Television series
Computer-generated graphics
Digital pictures
What is multimedia?
Moving images and text
Images and audio
Integration of still and moving images, text, and sounds by means of computer Technology
An animation
What tool should you first use when cropping a photo?
Rectangle Select
Move Selected Pixels
Move selection
Lasso Selection
Which of the following is an instructional media?
Blackboard
Photo
Radio
Satellite
Which input device would you use for audio input?
Camera
Microphone
Printer
Scanner
What is computer-based training?
A video game
A method of training a computer to reject viruses
A method of education that allows people to learn at their own pace, usiingspecically designed interactive software
A method of training the computer to perform routine tasks
How does multimedia help school-age children?
It replaces direct textbook reading
It helps students learn in new and stimulating ways and allows them to apply their knowledge creatively
It allows students to control all their learning
It replaces teacher lectures
What advances in multimedia were made in the early 1970's
Advances in the ability to fit more text in a presentation
Advances in making supercomputers
Advances in integrating computers with CDs
Advances in graphics, movies, and audio
What is multimedia?
Moving images and text
Images and audio
Integration of still and moving images, text, and sounds by means of computer Technology
Programs that combine text and images on a television screen
How many American Corporation are using online learning?
77%
87%
67%
37%
