ISTM 210 Exam 5 Questions with 100% Correct Answers 2024

ISTM 210 Exam 5 Questions with 100% Correct Answers 2024 know the business - answerIT professionals should "___ ___ ___" before they start applying solutions value added - answerthe added value of a product or service over the cost of products and services used to produce it from the previous stage of production service and IT consulting - answerthe two types of IT professionals CIO or CTO - answerthe board-level head of an IT department within a business COO or CEO - answerThe CIO reports to the ____ or ____ some tactical but mostly strategic - answerWhat kind of decisions do CIOs normally make? Head Applications Developers - answerin charge of software application development teams that develop, design, program, and test software applications System Development Life Cycle (SDLC) - answera process for creating and altering computer applications through an approach that includes planning, system analysis, design, implementation, and system maintenance Legacy system - answer- an existing system within an organization - more difficult to deal with than developing a brand new system bc they are already in use Unified Modeling Language (UML) - answer- a standardized visual modeling language for developing computer software - based on object-oriented concepts - includes graphical notation tools and techniques to make a blueprint for constructing an application Applications Architects - answerdesign parts of applications (screen interfaces, middleware and programming infrastructure) that complies with head applications developer's design principles and falls into line with their SDLC Middleware - answercomputer programming and software that connects the components an applications architect designs programming infrastructure - answerincludes the actual programming language components that help an application work as designed Database Administrator (DBA) - answer- categorize data requirements and create the database entities and models that ensure accurate and smooth-flowing information throughout a business - often work on existing legacy systems network administrator - answer- directly responsible for the smooth operations and maintenance of the business' networks and networking technology that includes its hardware and software - keep our intranets working Senior Web Developers - answerprepare, plan, and implement web-based software applications (do not make websites) Business Intelligence Analysts - answermake sense out of an organization's data and information, and present their findings to senior staff for the purpose of making tactical and strategic decisions IT Staff Consultants - answerthe middleman between IT and the rest of the organization advantages of a database like Microsoft Access - answer- can be a singular relational database that everyone can use at the same time - can check data input - the ability to query info Enterprise Resource Planning (ERP) - answer- A business-wide computer software system used to administer and organize all the computer resources and info for a business ERP pros - answer- includes all of an org's info in one centralized location - increases efficiency of sharing info - revenue cycles and order tracking more readily available - info can be analyzed more ERP cons - answer- a busn needs to conform to the software instead of vice versa - expensive - difficult to modify data integrity - answerdata is whole or complete and accurate actors - answer- end-users that will be involved with a new system - used in UML object-oriented programming languages - answer- a type of programming language that encourages the programmer to reuse parts of an application like forms, programming modules, and code - used with UML project - answerA temporary endeavor undertaken to create a unique product, service, or result. - use case scenarios - OOA - OOD - Sequence Diagrams - answerFour basic steps in UML case scenarios - answer- An explanation of a computer system's behavior as it receives and responds to requests that start off from outside that system - says who can do what with a systems Object-Oriented Analysis (OOA) - answer- when the computer programmer analyzes what a new system will need and applies object-modeling techniques to analyze the functional requirements - focuses on what a computer system does Object-Oriented Design (OOD) - answer- takes the OOA diagrams and information and expands it to make implementation specifications - focused on how a computer system does what it does Sequence Diagrams - answer- illustrations showing how computer processes relate and interact with each other and in what order - timing diagrams - SDLC - RAD - Prototyping - answerthe three system development methodologies Steps in SDLC - answer1. initiation phase 2. concept development 3. planning (gantt chart)