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A database management system based on the concept of ownership is
network database system
The term MIPS refers to
million of instructions per second
The primary memory of a personal computer consists of
both ROM and RAM
A software package to implement a data base is
DSMS
Methods used to organize and physically store disk data are cylinder and
Sector
History of computers. ENIAC
Electronic Numerical Integrator and Computer
The term “memory” applies to which one of the following
storage
History of computers. First Generation of Computer
1946-1959
In digital computer, all the expressions are coded into
binary digits
Choose the right group of extensions for text files-
Avi, .mov, .mpeg
Which functional component of a computer is responsible for the computing?
CPU
Internet protocols consist of a suite of communication protocols
TCP/IP
Multimedia is a combination of
text, art, sound, animation, and video
The area of computer science which is concerned with the display of pictures is
graphics
When the user is given the option of controlling the elements
Interactive Multimedia
A microprocessor chip used in a PC system- performs the arithmetic
logic and control sunctions
What is not a components of computer system?
Microsoft Word
Which of the following is a communication network that is devoted to carrying computer information
Data network
Internet protocol. Moves files between devices
File Transfer Protocol (FTP)
Transfer Control Protocol (TCP) breaks data into small pieces of no bigger than
1500 characters each
Select examples of input device
keyboard, mouse
Dot-matrix is a type of
Printer
ASCII
American standard code for information interchange
A format of multi-color photos with a high degree of compression is
.jpj/.jpeg
Which of the following functional components of a computer is responsible for the transient or temporary storage used by the CPU?-
Memory
Cloud computing. Two technologies for Agility
virtualization
The term kilobytes refer to
1000(1024)
MS Excel. If you have in cell this ######. What does it means
the cell is not wide enough
DBMS MS Access. How many the type of links you know
(.accdb),(.mdb),(*.accdt)
DBMS MS Access have at least two ways to create
Create Database from Template. Create a Blank Database.
The main elements of the database structure?
tables, forms, queries, reports
The title tags that define the text inside the start and end tag and describes the document header?
1.<html> defines an HTML document.*
2. <body> defines the document’s body
3.<h1>to <h6> defines header 1 to header 6
4. <p> defines a paragraph
5. <br></br> inserts a single line break
6. <hr> defines a horizontal rule
*7. <!—> defines a comment
Operating system. Vertical applications are used for specialized fields
Vertical applications is the term used at W3C to denote particular, generic application areas, specific communities, etc, that explore how W3C technologies (e.g., Semantic Web technologies) can help their operations, improve their efficiencies, provide better user experiences, etc.
A collection of tables is stored together and connected to each other, or is it a special electronic storage related data:
database
Word processors, spreadsheets, and database programs:
Word Processors,Spreadsheets,Databases
Outline historical evolution of the computer, the modern ages since:
1880
A computer on the Internet that hosts data, that can be accessed by web browsers using HTTP is known as
web server
Super-computers
А supercomputer is a computer with a high level of performance as compared to a general-purpose computer
decimal equivalent of binary number 101011.101 is
43.625
Which major development led to the production of microcomputers?
Integrated circuits
Find audio file extensions
(.awb Аудио файл AMR-WB Редко используется
.bin Формат рингтона Nokia Редко используется
.bwg Аудио файл BrainWave Generator Редко используется
.cdr Аудио-файл звуковой дорожки на CD)
A(n) ____ device is any device that provides information which is sent to the CPU:
input device
Types of Computers. Are used by government and businesses to process very large amounts of information
Mainframe
A computer in a client / server relationship, such as a web browser.
Mainframes…are used by government and businesses to process very large amounts of information
A computer that provides services to other networked computers
network host
It is the programs and applications that tell the computer what to do and how to look.
Software
Important Dates in the History of the Data Communications. Invention of the telegraph:
1837
Is volatile memory found on the motherboard and stores the operating system, the software applications, and the data being used by all of the software
RAM
Software that allows users to create and manipulate documents containing mostly text and sometimes graphics:
Word processins
a discipline concerned with the design, evaluation, and implementation of interactive computing systems for human use and with the study of major phenomena surrounding them
Define Human-Computer Interaction
Interaction between users and computers occurs at the user
interface
What is Microsoft Internet Explorer
Browser. is an Internet browser that allows users to view web pages on the Internet. Users can also utilize Internet Explorer to listen to and watch streaming content, access online banking, make purchases over the Internet, and much more
Third generation of computers
1965-1971
very large storage capacity . long bit processor builds. Artificial intelligence language developed
Hard drives; bite; python, lisp, r programming, prolog smalltalk
There are historical evidences to prove that abacus was first used in
China
Which of the following is the fastest?
CPU
What is the name given to the 8-bit unit used for coding data?
Byte
One host tipically house many virtual servers:
One widely used application is shared web hosting. The price for shared web hosting is lower than for a dedicated web server because many customers can be hosted on a single server. It is also very common for a single entity to want to use multiple names on the same machine so that the names can reflect services offered rather than where those services happen to be hosted.
Which term is not used to describe the memory component of a computer
SAM
It is a piece of computer software, firmware or hardware that creates and runs virtual machines?
Hypervisors
The term kilobytes refers to
1024 bytes
An automatic machine that performs routine seemingly human tasks is
Robot
It is a general term used to describe a new class of network based computing that takes place over the Internet
Cloud Computing
Programmed instructions to the computer is known as
Code
An input device that uses switch contacts placed under a plastic pad which may be inscribed with symbols is known as
A touchpad or trackpad is a pointing device featuring a tactile sensor, a specialized surface that can
translate the motion and position of a user’s fingers to a relative position on the operating system that is made output to the screen.
Which of the following are the two main components of the CPU?
The main components of the CPU are:
an arithmetic logic unit (ALU) that performs basic mathematical and logical operations;
Control device (CU), on which the consistency of the operation of the CPU components and its connection with other devices depends;
Data buses and address buses;
Registers that temporarily store the current command, initial, intermediate and final data (results of ALU calculations);
Command counters;
The cache memory stores frequently used data and instructions. The access to the cache memory is much faster than to the RAM, therefore, the larger it is, the higher the CPU speed.
Using Internet technologies to transform key business processes
E-business
what is HTTP
is an application layer protocol for distributed, collaborative, hypermedia information systems
A request for proposal (RFP) for creating and text documents, graphics, and illustrations, called the
Graphic design
It is the language most widely used on Web to develop web pages
JavaScript
What is a common language that computers use to talk with one another on a network
Protocol
What difference between start and end tags in HTML
The closing tag is formed by adding a slash / before the tag name: <tag> ... </ tag name></tag>
A 64 bit microprocessor has the word length equal to
8 bit
HTML. This tags, which frame the entire tabular specification
<html> </html>
– Начало и конец страницы
The decimal equivalent of the binary number 1011001 is
(1011001)^2 = (89)10
A collection of files storing related data
A file is a collection of related data or information that is stored in a secondary storage device.
Which of the following memories must be refreshed many times per second
Dynamic RAM
The third generation of computers covers the period
1965-1971
Levels of Abstraction in Database. Physical level describes
how a record (e.g., instructor) is stored.
A digital device that processes data is known as
Data processor
