ИКТ ДЖИГИ ЕБАЛЬНИЧКИ СМЕЛО 100 АЛАМЫЗ
1 kilobyte equals to ____ bytes
1024
Which model allows using software applications as a service to end users?
SaaS
Full name of the file looks like:
C: \ DIR1 \ DIR2 \ text.txt
A set of normalized relations is a result of ____
ER
DOS commands
starts subst switches sys
What does SQL stand for -
Structures query language
"www" is
World Wide Web
Eight-bit chunks are called
1 byte
An IP address is a set of four numbers between 0 and ___?
255
Which of the following generations of mobile technology is closely associated with the wide use of the Internet via mobile phones?
3G
Into how many levels OSI divides the various processes that occur during the communication session ?
7 - Physical, Data Link, Network, Transport, Session, Presentation, and Application
It defines how to display HTML elements, normally stored in Style Sheets
<style>
Tags of HTML:
<title> , <body> , <h1> to <h6> , <p
What is a macro?
A small program or set of commands that runs inside another application
____ - serve to control some real physical objects and devices or change the state of the environment in any way
Actuators
Discussions should not contain unnecessary or scarce information. Each additional information in the discussion competes with the corresponding new thread and reduces visibility - this is a usability heuristic for user interface design is called?
Aesthetic and minimalist design
According to the von Neumann architecture, the central processing unit contains:
Arithmetic-logical unit; bus and bus address data; registers; Command counters Cache - very dense memory of small volume (from 8 to 512 KB); mathematical coprocessor of numbers with a floating point
Basic Input Output System - a program?
BIOS
The lowest level of software, loads the operating system and resides in the ROM on the motherboard
BIOS
Image File Formats
BMP, JPG, GIF, TIF, PSD
Which e-business model does Electronic Trading Platforms belong to?
Business-to-Business (B2B)
What e-business model are online stores?
Business-to-Consumer (B2C)
What acts as the traffic cop controlling the flow of data and coordinating interactions among components in the system?
Chipset
The web development hierarchy is
Client-side coding •Server-side coding •Database technology
Which code executes in a web browser and determines what your customers or clients will see when they land on your website?
Client-side scripting
Users should not be wondered if different words, situations or actions have the same meaning. Follow the platform rules - this is a usability heuristic for user interface design is called?
Consistency and standards
Which e-business model does online auction belong to?
Consumer-to-Consumer (C2C)
According to the taxonomy of ICT which item is: External, Local language, Local production?
Content
ER diagram is a result of ____
DBMS
How are the signals encoded in copper media?
Data is transmitted on copper cables as electrical pulses
A set of tables created by means of DBMS is a result of ____
Database
What is the use of a range of modern information and technologies by government to improve efficiency, service etc. i.e. Internet,mobile,local area network?
E-Governance
What is referring to data in electronic form, which is logically associated with other data in electronic form and which is used by the signatory to sign?
Electronic signature
This means that each layer needs only a limited amount of knowledge to do its job
Encapsulation
Even better than good error messages is a careful design which prevents a problem from occurring in the first place. Either eliminate error-prone conditions or check for them and present users with a confirmation option before they commit to the action - this is a usability heuristic for user interface design is called?
Error prevention
Speed up interaction for the advanced user, and the system can serve both inexperienced and advanced users. Allow Users to Customize Frequent Actions - this is a usability heuristic for user interface design is called?
Flexibility and efficiency of use
In which type of graphics an image is based on formulas and their coefficients?
Fractal graphics
According to the taxonomy of ICT which item is: Radio/TVs, Computers, Modems, Mobile phone?
Hardware
While it is best to use a system without documentation, support and documentation may be required. Finding such information should be easy, there should be a list of specific steps to follow - this is a usability heuristic for user interface design is called?
Help and documentation
Bug reports should be written in plain language, clarifying clear questions, and providing constructive responses. - this is a usability heuristic for user interface design is called?
Help users recognize, diagnose, and recover from errors
Windows 10 can be purchased for which versions?
Home, Pro, Enterprise, and Education
Which of the following are commonly used network topologies?
I.Star II. Ring
Which of the following expressions more fully defines ICT?
ICT are information handling tool
What provides access to fundamental resources such as physical machines, virtual machines, virtual storage?
IaaS
A network in which not users, but devices communicate with each other
IoT
The BIOS can only boot from hard drives with a capacity of 2.1 TB or less. What appeared that solved this problem?
It has trouble initializing multiple hardware devices at once
Java is an example of
Java is a high-level, class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible
It was designed to add interactivity to HTML pages and it is usually embedded directly into HTML pages
JavaScript
The main disadvantage of raster graphics?
Large file size
Audio File Formats
MP3, M4A, DSS, WAV, WMA, OGG/VORBIS
The system should speak the user's language with words, phrases, and concepts that are familiar to the user, not system-specific expressions - this is a usability heuristic for user interface design is called?
Match between system and the real world
Database files created in MS Access, have the extension?
Mdb
What is the main component that executes instructions stored in the main memory?
Microprocessor
What does provide sockets for microprocessor and memory chips, slots for circuit boards, and the circuitry that enable electrical signals to travel from component to component?
Motherboard
Choose Database Technologies example:
MySQL, Oracle DB, PostgreSQL
What provides the runtime environment for applications, development & deployment tools?
PaaS
How are the signals encoded in wireless media?
Patterns of electromagnetic waves
What does provide electrical power to the computer system?
Power supply
Which of the following cloud deployment models allows systems and services to be accessible within an organization?
Private Cloud
How are the signals encoded in fiber optics media?
Pulses of light in the infrared or visible ranges
What kind of waves provides wireless transmission for mobile communications, such as cellular telephones, and for stationary communications where it is difficult or impossible to install cabling, such as in remote, geographically rugged regions?
Radio
In which type of graphics an image is made up of small dots (pixels)?
Raster graphics
Reduce user memory usage by making objects, actions, and options available. The instructions for use of the system must be visible or easily accessible if necessary - this is a usability heuristic for user interface design is called?
Recognition rather than recall
Which of the following languages is a standard to work with relational databases?
SQL
Which of these is not a major type of cloud computing usage
Self service on demand, Universal access network, Resource pooling, Elasticity , Accounting for consumption
_______are designed to collect information about the state of the environment
Sensors
Which code executes on a web server and powers the behind-the-scenes mechanics of how a website works?
Server-side scripting
According to the taxonomy of ICT which item is: Patent, Open Source?
Software
_______________________ reflects the main connections of services, which are offered by the state and local authorities with applied architecture components to support these services with ICT application layers in e-government system :
System architecture
_______________________ reflects the possibilities of basic ICT as a means of interaction between applied components of the system architecture, as well as with the data sources and with users of information systems in e-government system:
Technical architecture
The key combination CTRL + ALT + DEL provides:
Terminate an application task or to reboot the operating system
What was the first computer prototype used vacuum tubes?
The Atanasoff-berry computer
Which layer is responsible for determining the route between the transmitting and receiving open systems?
The network layer
Decrypt cipher text using the Vigenere algorithm
To decrypt, take the first letter of the ciphertext and the first letter of the key, and subtract their value
The extended version of the ASCII character set is not enough for international use
Unicode
Users often choose system functions by default and will need a carefully selected "Emergency Exit" to exit the unwanted world without any further communication - this is a usability heuristic for user interface design is called?
User control and freedom
Video File Formats
VHS, ASF, AVI, MPEG-4, MOV
In which type of graphics an image is made up of simple geometric forms?
Vector graphics
How we call the process, when each user has a single view of the available resources, independently of how they are arranged in terms of physical devices?
Virualization
The system should always work so that users are informed of what is happening with appropriate feedback in a reasonable amount of time - this is a usability heuristic for user interface design is called?
Visibility of system status
1. Which of the following languages is used to create macros?
Visual Basic (VBA)
What networks are useful in environments where wiring is difficult to install?
Wireless
What is the local area network?
a computer network that usually covers a relatively small area or a small group of buildings
LAN is:
a network connecting computers in a relatively small area such as a building
WAN(Wide Area Network) is:
a network connecting computers within very large areas, such as states, countries, and the world
IP-address is:
a series of numbers that identifies any device on a network
What exactly is cloud computing is
a service that provides a remote user with an access to hardware capacity or software
A computer connected to the Internet, be sure to have?
a unique address
Subjects of e-business -
are financial organizations, enterprises, individuals - consumers of goods and services
Objects of e-business -
are goods, manufactured products, currencies, services, etc.
The minimum unit of information is?
bit
Which is the correct order of the database design stages?
bottom-up; top-down
Documents created in MS Word, have the extension?
docx
Which of the following is not a part of an operating system?
human users, application software, other system software, hardware
Front-end web development is
is the practice of producing HTML, CSS and JavaScript for a website or Web Application so that a user can see and interact with them directly
Which of the following database design stages depend(s) on the chosen DBMS?
of implementation details/application programs
Which software refers to system software?
processor, communication and peripheral devices
During the physical stage of database design ____ are created
relational tables and the constraints
All visual transformations in 3D-graphics are controlled by the matrix:
rotation matrix, shift matrix and scaling matrix
Catalog -
stored file names, information about their type, size and timelast update, signs of their location on the disk andsubdirectories
Choose a device that acts as an intermediary device within a network
switches and wireless access points (network access) routers (internetworking) firewalls (security)
What is used in HTML to tell a browser how to display any text?
tags
Twisted pair is used for:
telephone communications and most modern Ethernet networks
Which software refers to application software?
text editors (word processors) and image editors ,Spreadsheets, database management system (DBMS), integrated development environment, case-technology, expert system shell and artificial intelligence systems
At the heart of the _______________________________ lies a model which describes the activities of the state and local authorities in terms of the functions performed and the processes of fulfilling these functions in e-government system :
the activities architecture
Back-end web development is
the part of the app that remains hidden to users
During the logical stage of database design ____ are considered
the relational data model
During the conceptual stage of database design ____ are considered?
the target DBMS software, application programs
TCP / IP is:
this is a set of protocols that sets standards for communication between computers and contains detailed routing and interconnection agreements
Encrypt plaintext using the Vigenere algorithm
type of substitution cipher used for data encryption in which the original plaintext structure is somewhat concealed in the ciphertext by using several different monoalphabetic substitution ciphers rather than just one
