Chapter 1 : Introduction To Information System

Question 1

What is a system? ( 1 )

Answer 1

1. A set of related components that produces specific results. Businesses use many types of systems.

Question 2

List out examples for services provided to business by systems ( 4 )

Answer 2

1. Order Processing
2. Inventory Control
3. Human Resources
4. Accounting

Systems Helps :
1. Handle routine day to day task
2. Aid managers to make better decisions

Question 3

What is hardware in an Information System?

Answer 3

1. The physical layer of the information system

Question 4

List out the component of Information Systems ( 5 )

Answer 4

1. Hardware
2. Software
3. Data
4. Process
5. People

Question 5

List out some hardware ( 8 )

Answer 5

1. Servers
2. Workstations
3. Networks
4. Scanners
5. Digital capture devices
6. Telecommunications equipment
7. Fiber-optic cables
8. Mobile devices

Question 6

What is software in an Information System?

Answer 6

1. Programs that control the hardware and produce the desired information or results.

Question 7

Which type of software manages the hardware components ?

Answer 7

1. System Software

• Operating Systems
• Security Software
• Device Drivers

Question 8

List out the type of Software

Answer 8

1. System Software
2. Application Software

• Application Software is a program that support day to day business functions, provide users with the information they need

Question 9

What is Legacy system?

Answer 9

1. Older systems

Question 10

What is a Vertical System?

Answer 10

1. Design to meet the unique requirements of a specific business or industry

• APU Moodle

Question 11

What is a horizontal system?

Answer 11

1. A system that can be adapted for use in many different type of company

• Microsoft Word , Excel , PowerPoint

Question 12

What is data in an Information System?

Answer 12

1. Raw facts that an Information System transforms into useful information

Question 13

Can data be used in making decision?

Answer 13

1. No

Question 14

Why can’t data be used in making decision?

Answer 14

1. Data has no inherent meaning

Question 15

What are processes in an Information System?

Answer 15

1. Tasks and business functions performed by users, managers, and IT staff to achieve specific results
2. Represent actual day-to-day business operations

• Generate report

Question 16

Who are the people involved in an Information System?

Answer 16

1. Individuals who have an interest in an Information System

Question 17

Who are a user?

Answer 17

1. A user is a person who communicates with an IS or uses the information that it
   generates

• Stakeholders

Question 18

List out the types of information system ( 5 )

Answer 18

1. Enterprise computing systems
2. Transaction processing systems
3. Business support systems
4. Knowledge management systems
5. User productivity systems

Question 19

What are enterprise computing systems?

Answer 19

1. Systems that support company-wide operations and data management requirements, such as Enterprise Resource Planning (ERP).

• Many hardware and software
  vendors target the enterprise
  computing market

Question 20

What are transaction processing systems?

Answer 20

1. Systems that involve large amounts of data and are mission-critical, providing transactions to update records and generate reports

• Bill system, Payroll System, Stock control system

Question 21

What are business support systems?

Answer 21

1. Systems designed to convert raw data from Transaction Processing Systems into summarized reports for managers

• Example :
  1. Management Information Systems (MIS)
  2. Sales Management System
  3. Human Resource Management System

Question 22

What are knowledge management systems?

Answer 22

1. Simulate human reasoning by combining a knowledge base and inference rules

Question 23

What are knowledge management systems called as?

Answer 23

1. Expert system

Question 24

What technique does knowledge management system uses?

Answer 24

1. Fuzzy Logic

Question 25

List out what information systems is suitable to what role? 1. Executive Information System 2. Decision Support System 3. Management Information System 4. Transaction Processing System

Answer 25

1. Executives 2. Senior Managers 3. Middle Managers 4. Workers

Question 26

What are user productivity systems?

Answer 26

1. Software applications and tools designed to enhance the productivity and efficiency of individual users, such as employees within an organization * Examples: 1. Groupware 2. Calendar 3. Email 4. Scheduling Software

Question 27

What are the steps in the Structured Analysis SDLC model? ( 5 )

Answer 27

1. Systems planning 2. Systems analysis 3. Systems design 4. Systems implementation 5. Systems support and security * 1. Planning 2. Analysis 3. Design 4. Implementation 5. Testing 6. Deployment 7. Maintenance

Question 28

What is Object-oriented Analysis?

Answer 28

1. A method that **combines data** and **processes into objects**, where **objects possess properties and methods** that change those properties. It follows a series of analysis and design phases similar to the SDLC

Question 29

Object is a member of what?

Answer 29

1. Class

Question 30

What are Agile Methods?

Answer 30

1. Are the newest development 2. Iterative development 3. Agile community has published the Agile Manifesto 4. Spiral model

Question 31

What are agile methods emphasize on?

Answer 31

1. Continous feedback

Question 32

What are the 2 examples of agile methods?

Answer 32

1. Scrum 2. Extreme Programming

Question 33

What does Agile process determines?

Answer 33

1. End result

Question 34

What does the analysts should understand before selecting a development method?

Answer 34

1. Pros and cons of each development method

Question 35

List out other development methods ( 5 )

Answer 35

1. Joint application development (JAD) 2. Rapid application development (RAD) 3. Rational Unified Process (RUP) 4. V model 5. DevOps model