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59 Cards in this Set
- Front
- Back
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statement of what the system must do or characteristics it must have
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requirements
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Do requirements focus on what or how?
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what; what is the system to do, not how to do it
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Is this a good example or a bad example of requirements?
The system shall allow participants to view a race schedule |
good example
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Is this a good example or a bad example of requirements?
The system will use a drop-down box to allow participants to view a race schedule |
bad examples; we don't need to know how
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is this a functional or non-functional requirement... what the system does... "the system shall"...
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functional
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is this a functional or non-functional requirement... how well the system meets the functional requirements
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non-functional
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name 3 classifications of non-functional requirements
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1. usability
2. speed 3. reliability |
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what are the 5 characteristics of a "good" requirement
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1. correct and complete
2. feasible 3. necessary 4. unambiguous 5. verifable CFNUV... it comes easily |
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__________ show activities that are performed in order to produce some output.
- used to model. understand business processes - shows how actors interact with the system |
Use Case
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a collection of related, structured activities-- a chain of events-- that produce a specific service or product for a particular customer or customers
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business process
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LAN
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local area network
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WAN
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wide area network
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VPN
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virtual private network
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set of rules that govern the operation of a network
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protocol
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the speed of your connection/ network (kbps, mbps)
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bandwidth
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global "network of networks" using TCP ( transmission control protocol)/ IP ( internet protocol)
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internet
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way of organizing and accessing information stored on the computers of the internet (http, html)
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world wide web
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what are the 3 architectures?
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1. single- tier
2. client/ server (two tier) 3. multi-tier |
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one of the three architectures where the terminal communicates to a computer- mainframe)
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single-tier
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one of the three architectures where there is some processing on PC, some on a server
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client/ server two-tier
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one of the three tiers of architecture where information is stored and retrieved from a database or file system, then passed back to the logic tier for processing, then back to the user
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data tier
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what are the two most important protocols related to the Internet?
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http and html
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TCP; protocol for communicating over the internet; in charge of keeping track of data packets that make up the message being send over the Internet. Messages are broken up into packets for efficient transmission
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transmission control protocol
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IP; specifies the format of packets, also called datagrams, and the addressing scheme. IP address is set of four numbers, separated by periods.
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internet protocol
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ISP; company that gives an individual or organization access to the Internet
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Internet service provider
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PMI; has more than 200,000 members in over 150 countries
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project management Institute
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DNS; an internet related service that translates domain names into Internet Protocol (IP) numeric addresses
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domain name system
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SSL; a protocol used for transmitting sensitive data over the Internet (web pages using SSL typically start with https://)
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security sockets layer
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Blog; a web page that is like a personal journal that the author makes available to the public
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web log
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website or service that is an entry to other websites or systems
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portal
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enacted in response to the financial scandals to protect shareholders and the general public from accounting errors and fraudulent practices; includes provisions for oversight and regulations of accounting firms, auditor independence, corporate governance and financial disclosure.
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SOX (sarbanes-oxley act of 2002)
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SQL; a semi standard language for interacting with relational databases and DBMS.
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structured query language
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what are the three constraints of the project triangle?
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time, cost, scope
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"temporary endeavor undertaken to produce a unique product or service"; has definite ending and beginning
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project
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"application of knowledge, skills, tools, and techniques to project activities in order to meet or exceed stakeholder needs and expectations:
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project management
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What are the 5 project activities?
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1. initiating
2. planning 3. controlling 4. executing 5. closing |
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The following is the purpose of what?...provides management with the information required for making an informed decision regarding a project
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a business case
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What types of analyses are included in a business case?.
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1. organizational value
2. feasibility 3. costs 4. benefits 5. risks |
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What are the five types of feasibility considered in a business case?
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1. economical
2. technical 3. organizational 4. legal 5. ethical |
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TCO; direct costs, hardware, software, consultants, indirect costs, ongoing costs
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total cost of ownership
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TBO; tangible benefits, intangible benefits
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total benefits of ownership
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What are the five characteristics of a S.M.A.R.T. project objective
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Specific
Measurable Achievable Relevant Time bound |
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a person, place, thing, transaction, or event about which information is stored.. the rows in each table contain these
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entity
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characteristics or properties of an entity class. the columns in each table are these
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attribute
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an association among two or more entities
ex. a students entity might be related to a courses entity |
relationship
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fields that uniquely identifies a given entity in a table
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primary key
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attribute in a table that references a primary key in a related table
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foreign key
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in what form does a relational database store information?
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stores information in the form of logically related two dimensional tables
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how are primary keys and foreign keys related?
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identiy the various entity classes in the database
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the principles and standards that guide our behavior toward other people
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ethics
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what are the 5 important ethical issues related to IT?
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intellectual property
copyright fair use doctrine pirated software couterfit software |
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"the right to be left alone"
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privacy
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Mason's 4 areas of manegerial concern
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1.privacy
2. accuracy 3. property 4. accessibility |
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name the 9 characteristics of a system
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PoiceCIBI
purpose output input components environment constraints interrelated components boundary interfaces |
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What is the general purpose for most business systems?
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creating value for customers or building valuable assets for future use
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What are the 5 phases in the systems development life cycle (SDLC)
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1. planning
2. analysis 3. design 4. implementation 5. use |
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What 3 activities occur in the implementation phase of the SDLC? (systems development lif
e cycle) |
CIT
construction installation training |
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a system that attempts to integrate all departments and functions across a company into a single computer system that can serve all those department's needs
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enterprising system
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what are the 3 largest ERP vendors?
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1. SAP
2. Oracle 3. Microsoft |
