Chapter 2 Flashcards
(46 cards)
They must consider company’s mission,
objectives, and IT needs
Analysts
It starts with a systems request
Process
is a dynamic process that starts with a
mission statement, which is shaped by the firm’s purpose, vision, and
values.
Strategic planning
This should be realistic, achievable, and tied
to specific statements, assumptions, constraints,
factors, and other inputs
Project goals
They can establish
priorities more effectively than an individual
Committee
Projects where
management has a choice
in implementing them
Discretionary projects
Projects where management
has must implement them
Non discretionary projects
is a requirement or condition that the system must satisfy or an outcome that the system
must achieve
Constraints
is the first phase of the
systems development life cycle
Systems Planning
should describe the project
clearly, provide the justification to proceed, and
estimate the project’s financial impact
Business case
Various _____ and _____ factors affect systems projects, such as user requests, top
management directives, existing systems, the IT department, software and hardware vendors, technology, customers, competitors, the economy, and government
internal , external
Steps in the preliminary investigation
• Understand the problem or opportunity
◦ Define the project scope and constraints
◦ Perform fact-finding
◦ Analyze project usability, cost, benefit, and schedule
data
◦ Evaluate feasibility
◦ Present results and recommendations to management
Companies use \_\_\_\_\_ as a weapon in the battle to increase productivity, deliver quality products and services, maintain customer loyalty, and make sound decisions
Information
Combination of hardware and software products
and services that companies use to manage, access,
communicate, and share information
Information Technology
Step-by-step process for developing high-quality
information systems
Systems Analysis and Design
Information systems have
five key components
hardware, software,
data, processes, and people
Is the physical layer of the information system
Hardware
provide the
enormous power and speed that modern
IT systems need.
Server farms
Can be a system or an application
Software
Describe the tasks and
business functions that
users, managers, and IT staff members perform to achieve specific results
Process
Stakeholders
Users or end users
People
Stored in tables
Data
Overview of a company’s mission, functions,
organization, products, services, customers,
suppliers, competitors, constraints, and future
direction
Business profiles
Specific set of transactions, events, and results
that can be described and documented
Business process
