lecture 1

Question 1

define computer application

Answer 1

is a computer software program that executes on a computing device to carry out a specific funtion or set of related functions

Question 2

define information system

Answer 2

is a set of interrelated computer components that:

1) collects
2) processes
3) stores (in database)
4) provides output of the information needed to complete business tasks

Question 3

difference between an app and an information system

Answer 3

• an app refers only to the computer software involved, whereas an information system can involve the app, database and the related manual processes

Question 4

examples of computer applications

Answer 4

• browsers that can access the internet
• games
• calendaring application

Question 5

what is a systems analyst

Answer 5

the person who plans and captures the vision of the investor, by understanding the details and specifications required when developing a program

Question 6

what is the purpose of system analysis and design (SA&D)

Answer 6

1) to provide tools and techniques for yourself and other developers
2) to understand the (business) needs and vision of the funder
3) to define a solution
4) communicate the vision and the solution

Question 7

what does system analysis and design (SA&D) include in order to support the programming

Answer 7

• skills
• steps
• guidelines
• tools

Question 8

what are the “soft” skills that SA&D include

Answer 8

interviewing and talking to users

Question 9

what are the technical skills that SA&D include

Answer 9

detailing specifications and designing solutions

Question 10

define systems analysis

Answer 10

are activities that enable a person to understand and specify what the new system should accomplish

Question 11

define systems design

Answer 11

are activities that enable a person to define and describe in detail the system that would solve the needs

Question 12

define project

Answer 12

a planned undertaking that has a beginning and an end, and produces definite results

Question 13

define systems development life cycle (SDLC)

Answer 13

a management framework that consists all the activities required to build, launch, and maintain an information system

Question 14

what are the six core processes for SDLC

Answer 14

1) identify the problem/need and obtain approval to proceed
2) plan and monitor the project (what to do, how to do it, who does it)
3) discover and understand the details of the problem/need
4) design the system components that solve the problem/need
5) build, test and integrate system components
6) complete system tests and deploy the solution

Question 15

define information systems development process (ISDP)

Answer 15

is the approach used to develop a particular information system via planning, creating, testing, and deploying

Question 16

define agile development

Answer 16

an information systems development process that emphasizes flexibility to anticipate new requirements during development via continuous planning and learning

Question 17

purpose of agile development

Answer 17

the people involved with the project are able to anticipate new changes/requirements and adjust to them

Question 18

iterative development

Answer 18

is a type of system development that includes developing core components first and then later creating additional components, while going through the core development stages over and over throughout the project