Database

Question 1

the foundation of technological activity

Answer 1

Data

Question 2

highly organized collection of assembled

Answer 2

Database

Question 3

sophisticated software that controls the database and the database environment

Answer 3

Database Management System

Question 4

originated in the trading centers of fourteenth century Italy.

Answer 4

Double-entry bookkeeping

Question 5

the recording of data to keep track of how much a person has produced and what it can be bartered or sold for.

Answer 5

Record-keeping

Question 6

produced an adding machine that was an early version of today’s mechanical automobile odometers.

Answer 6

Blaise Pascal

Question 7

Invented in 1805 by Joseph Marie Jacquard of France.

Answer 7

Punched Cards

Question 8

former name of IBM

Answer 8

Tabulating Machine Company-

Question 9

developed devices to automatically feed cards into the equipment and to automatically print results.

Answer 9

James Powers

Question 10

The earliest form of modern data storage, introduced in the 1870s and 1880s.

Answer 10

Punched paper tape

Question 11

commercially available units in 1952.

Answer 11

Magnetic Tape

Question 12

began to be developed at MIT in the late 1930s and early 1940s

Answer 12

Direct Access Magnetic Devices

Question 13

early 1950s; forerunners of magnetic disk technology

Answer 13

Magnetic Drum

Question 14

commercially available in mid 1950s.

Answer 14

Magnetic Disk

Question 15

introduced as a data storage medium in 1985

Answer 15

Compact Disk (CD)

Question 16

Flash drives.

Answer 16

Solid-state technology

Question 17

Involves a company protecting its data from theft, malicious destruction, deliberate attempts at making phony changes to the data.

Answer 17

Data Security

Question 18

Ensuring that even employees who normally have access to the company’s data are given access only to the specific data that they need in their work.

Answer 18

Data Privacy

Question 19

The ability to reconstruct data if it is lost or corrupted

Answer 19

Backup and Recovery-

Question 20

started capturing a lot of information about people and about communications among people-posts, tweets, photos, videos

Answer 20

Social Networks

Question 21

The DBMS software together with the data itself. Sometimes, the applications are also included.

Answer 21

Database System

Question 22

Some part of the real world about which data is stored in a database. For example, student grades and transcripts at a university.

Answer 22

Mini-world

Question 23

Those who actually use and control the database content.

Answer 23

Database Users

Question 24

who design, develop and maintain database applications

Answer 24

Actors on the Scene

Question 25

Those who design and develop the DBMS software and related tools, and the computer systems operators

Answer 25

Workers Behind the Scene-

Question 26

Responsible for authorizing access to the database, for coordinating and monitoring its use, acquiring software and hardware resources, controlling its use and monitoring efficiency of operations.

Answer 26

Database administrators-

Question 27

Responsible to define the content, the structure, the constraints, and functions or transactions against the database. They must communicate with the end-users and understand their needs.

Answer 27

Database Designers

Question 28

They use the data for queries, reports and some of them update the database content

Answer 28

End-users

Question 29

access database occasionally when needed

Answer 29

Casual:

Question 30

they make up a large section of the end-user population.

Answer 30

Naïve or Parametric

Question 31

These include business analysts, scientists, engineers, others thoroughly familiar with the system capabilities.

Answer 31

Sophisticated

Question 32

Mostly maintain personal databases using ready-to-use packaged applications.

Answer 32

Stand-alone

Question 33

They understand the user requirements of naïve and sophisticated users and design applications including canned transactions to meet those requirements.

Answer 33

System Analysts

Question 34

Implement the specifications developed by analysts and test and debug them before deployment.

Answer 34

Application Programmers

Question 35

There is an increasing need for such people who can analyze vast amounts of business data and real-time data (“Big Data”) for better decision making related to planning, advertising, marketing etc.

Answer 35

Business Analysts

Question 36

Design and implement DBMS packages in the form of modules and interfaces and test and debug them. The DBMS must interface with applications, language compilers, operating system components, etc.

Answer 36

System Designers and Implementors

Question 37

Design and implement software systems called tools for modeling and designing databases, performance monitoring, prototyping, test data generation, user interface creation, simulation etc. that facilitate building of applications and allow using database effectively.

Answer 37

Tool Developers

Question 38

They manage the actual running and maintenance of the database system hardware and software environment.

Answer 38

Operators and Maintenance Personnel: