Module 1 Flashcards
5 Key Components of Information Systems
- Hardware
- Software
- Data
- Processes
- People
2 types of Software
- System Software
- Application Software
What is System Software?
It runs in the background.
Does not require application software to run.
What is Application Software?
Software users interact with to perform their work. Cannot run without System Software.
What type of Software does NOT require application to run?
System Software.
Who are the People in the components of an Information System?
Stakeholders including users or end users.
What does the Systems Analysis do?
The process of understanding and specifying in detail what the information system should accomplish.
Definition of Systems Analysis and Design.
Step-by-step process of identifying the needs and developing a workable solution for developing high-quality information systems.
What does SDLC stand for?
Systems Development Lifecyle
How do we deliver information systems?
By executing the Systems Development Lifecycle (SDLC)
Who is the key player in delivering an information system?
The Systems Analysis.
What does the Systems Analysis do?
- Plans, develops and maintains information systems.
- Business Professional
- Solves business problems by using information technology.
What skills / knowledge does a Systems Analysis have?
- Technical Knowledge
- Communication and business skills
- Critical thinking skills
- IT experience
what are the phases of the SDLC?
- Planning
- Analysis
- Design
- Implementation
- Systems Security and Support
What Occurs in Systems planning?
- System requests: Begins process and describes problems or desired change.
- Perform a preliminary investigation.
- Feasibility study
What phase of SDLC does Feasibility study occur?
Systems Planning
What occurs in Systems Analysis?
- Build a logical model of the new system.
- Perform fact finding techniques
- Builds business models
- Can deliver systems requirements document.
What phase is fact finding done?
Systems Analysis
What phase can the systems requirements document be delivered?
Systems Analysis.
What happens in Systems Design?
- Create a physical model
- Design user interface
- Identify Outputs, inputs and processes
- System design specification can be delivered.
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What occurs in Systems Implementation?
- New system is constructed into the workspace.
- Programs are written and tested.
- System is installed.
- System is completely functional.
Why is Systems support and security needed?
A good system must be secure, reliable, maintainable and scalable.
What is the primary purpose of the systems Analyst?
To bridge the gap between technology and the business and ensure that what is asked for can be delivered.
What can the Systems analyst do?
Analyse, designing and implement information systems.
Assess the suitability of the information system.
What phase is the systems analyst involved?
Every phase of the SDLC.
“A support plan for the system is established in the implementation phase of the SDLC.” T or F
True
Which of the following project roles would serve as a primary point of contact for a project?
- Infrastructure analyst
- Change management analyst
- Project manager
- Systems analyst
- Business analyst
Project Manager
“Systems Analysts are the project sponsors for system proposals” T or F
False
“The key person in the SDLC is the systems analyst who analyzed the business situation, identifies opportunities for improvements and design an information system to implement the improvements.”
True
“Interviewing is generally done in the analysis phase of the SDLC.”
True
“The three factors in the text for a Feasibility analysis are: Technical Feasibility; Organizational Feasibility and Economic Feasibility”
True
“Determining business requirements is generally done in the planning phase of the SDLC.”
False
“When compared to a systems analyst, the business analyst will probably have more responsibility for determining business value. “
True
Who is business requirements done by?
- Systems Analyst
- Business Analyst
Business Analyst
“If the development team of an organization is not familiar with the technologies that may be used, the project should be cancelled”
False
What are the 3 main feasibilities conducted?
- Organisational
- Technical
- Economic
What phase is the calculation of “if a system will lower costs or increase revenues”?
Planning
When is a support plan established?
Implementation phase
“The document that describes the business reasons for building a system and the value that the system is expected to provide is called the “System Proposal”.”
False
Rocky is dealing one-on-one with users and business managers (including some that have little experience with technology). He is demonstrating what system analyst skill?
- Technical
- Interpersonal
- Analytical
- Ethical
- Business
Interpersonal
“Systems analysts are generally experts in business, finance and application development.”
False
“How will this system work?” What phase?
Planning
“The SDLC generally can be broken into four phases: planning, analysis, design and implementation.”
True
Kallie is creating use cases, data flow diagrams and entity relationship diagrams. In what phase of the SDLC would she do this?
Analysis
The outcome of the planning phase is the:
- Test Plan
- System proposal document
- System request document
- system specification document
- Business process document
System request document
Another outcome of the planning phase is the:
- Project Plan
- System proposal document
- System specification document
- Feasibility Analysis document
- Business Process document
Project plan
“Developing navigation methods, database and file specifications and what architecture to use would occur in the design phase of the SDLC.”
True
“The primary output of the analysis phase is the System Proposal.”
True
“The project sponsor should have an idea of the business value to be gained from the system.’
True
What phase is business requirement done?
Analysis
Which of the following project roles would analyze the key business aspects of the system?
- Business Analyst
- System Analyst
Business Analyst
“A support plan for the system is established in the implementation phase of the SDLC.”
True
”
Interviewing is generally done in the analysis phase of the SDLC.”
True
“Developing navigation methods, database and file specifications and what architecture to use would occur in the design phase of the SDLC.”
True
“The primary output of the analysis phase is the System Proposal.”
True
