10 Questions
Which of the following must be processed in the proper way to generate useful and meaningful information?
Both data and information
Which of the following can be described as the required result obtained from the processing of data?
Information
Which of the following is important because it forms the foundation for decision making?
Data
Which type of project is the Indian government implementing to issue unique identity numbers to each citizen?
Aadhaar
Which department maintains the details of passengers?
None of them
What type of systems are used by millions of users simultaneously?
Online banking
What is the term used for all kinds of facts, figures, and details related to people, places, things, or an event?
Information
For making the best possible decision, what type of information is needed?
Relevant information on time
What is the term for the output generated through processing of raw data?
(a) and (b) both
Users expect what in accessing data irrespective of their location and where the data is stored?
None of them
Study Notes
Data, Information, and Information Systems
- Data must be processed to generate useful and meaningful information
- Information is the required result obtained from processing data
- Information is nothing but “The Processed Data”
- Data is important because it forms the foundation for Decision Making
- Taking decisions based on incomplete or incorrect information may badly affect the outcome
Information Systems
- An information system maintains details of all the students enrolled in the school
- The Indian Government's project to issue unique identity numbers to each citizen is called Aadhar
- The passport office maintains details of the issued passports
- A medical representative maintains medical history of each patient
- The transport department maintains details of passengers
Database Management
- A database is a collection of related data items stored in an organized manner
- A well-arranged database makes searching easier as and when required
- The underlying structure of a database is known as its schema
- Data models include hierarchical, network, and relational data models
- To work with a computerized database, one must first define and create a table
- Basic tasks like adding, editing, and removing data are performed regularly to keep the database up-to-date
Digital Technologies and Information Systems
- In the current scenario, almost all data is stored and managed electronically
- Day-to-day transactions in small and medium enterprises are recorded in systems termed as manual systems
- Systems like search engines, reservation systems, and online banking are examples of systems used by millions of users simultaneously
- Information systems today have become a strong helping hand in taking decisions
- Users expect accessibility in accessing data from anywhere, at any time
- Perfect decisions depend on the accuracy of information available
- Information is the output generated through processing of raw data
- Data may be written, oral, computerized, or non-computerized
Test your knowledge on digital technologies and information systems with this quiz. Answer questions on data storage, transaction systems, and examples of systems used by millions of users simultaneously.
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