C) A window
D) The desktop
E) A combo box
Contain buttons and menus a) A toolbar
B) A button
C) A pop-menu
D) A window
E) The desktop
200. Connect to the Web, open and transfer files and display text and images. Those functions consist to: Browsers
This software uses for creating text-based documents, reports, letters, and memos
Word Processing Programs
This software uses for organize, analyze, and graph numeric data Spreadsheets
A measure of how quickly users can accomplish their goals or finish their work using the system
A) Safety
B) Appeal
C) Utility
D) Efficiency
E) Privacy and security
The extent to which a product can be used by specified users to achieve specified goals with effectiveness, efficiency and satisfaction in a specified context of use
A) Safety
B) Usability
C) Appeal
D) Utility
E) Privacy and security
It is a specially formatted file that contains big volumes of the row data Database
206. It is: first - a shared collection of logical related data and second - a self-describing collection of integrated records
A) A spreadsheet
B) A presentation
C) A video file
D) A text file
E) A database
It is a software system that enables users to define the data and manipulating data
A) The CPU
B) A keyboard
C) A Database Management System (DBMS)
D) A file
E) A text file
208. Structured Query Language (SQL) uses for
It is NOT part of the Data Management System a) User
B) DB engine
C) Design Tools
D) Queries
E) Forms
It is NOT proprietary DBMS
A) Oracle
B) IBM DB2 c) MySQL
D) Microsoft Access
E) Microsoft SQL Server
211. Database architecture is logically divided into next types: One-tier architecture; Logical two-tier Client/Server architecture; Logical three-tier Client/Server architecture
212. In the database is centralized, which means the DBMS software and the data in one location and the dumb terminals were used to access the database management system single tire system (architecture)
213. The two-tier architecture consists from next layers:
A) User tier and Database tier
B) Server tier and Network tier
C) Client tiers
D) Client tier and Database tier
E) Server tiers
It is an abstract, formal representation of entities that includes their properties, relationships and the operations that can be performed on them
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A) A database model
B) A hardware model
C) A software model
D) An information model
E) A billing system
Formal the description of a problem domain without constraining how that description will be mapped of the Information model to an actual implementation in software
A) A database model
B) A hardware model
C) A software model d) A data model
e) An information model
This mathematical class consist operations which are used to manipulate relations in a relational data model
A) Semantic constraint
B) A model
C) Relational algebra
D) A scheme
E) Referential integrity
What is a set of atomic values that are all of the same type
A) A field
B) A tuple
C) A domain
D) A key
E) A record
It is a formal description of all the database relations and all the relationships existing between them
A) A key
B) A record
C) A domain
D) A field
E) A database schema
The basic logical structure of this model is represented by an upside-down tree
A) The relational model
B) The network model
C) The hierarchical model
D) The object-oriented model
E) The hybrid model
It is NOT part of data mining
A) Machine learning
B) Visualization
C) Statistics
D) Databases
E) Programming
It is the process of analyzing data from different perspectives and summarizing it into useful information - information that can be used to increase revenue, cuts costs, or both
A) Programming
B) Machine learning
C) Visualization d) Data mining
e) Statistics
What is the process of finding correlations or patterns among dozens of fields in large relational databases
A) Data mining
B) Programming
C) Machine learning
D) Visualization
E) Statistics
