MGS Exam 2
Which of the following systems development methodologies breaks a project into tiny phases and developers cannot continue on to the next phase until the current phase is complete?
Extreme Programming Methodology
Which of the following is true about a primary key?
It is a field that uniquely describes each record
Buyer Agents are types of...?
Shopping Agents
Which of the following refers to a collection of information that you organize and access according to the logical structure of that information?
A database
Primary Key?
A field or group of fields that uniquely describes each record
DBMS Engine?
Accepts logical requests from other various DBMS subsystems and converts them into physical equivalent and actually accesses the database and data dictionary
Which of the following is an occurrence of an entity class that can be uniquely described with a primary key?
An instance
Which of the following refers to learning from ecosystems and adapting their characteristics to human and organizational situations?
Biomimicry
Foreign Keys are essential because they...?
Create logical ties among the various files
In a DBMS, a _______ actually accesses the database and data dictionary as they exist on a storage device?
DBMS Engine
In relational Database Model, what part of the database stores information or logical properties about the data?
Data Dictionary
What is a subset of a data warehouse?
Data Mart
Geographic Information System is a type of?
Decision Support System
In which phase of the SDLC would you build a blueprint of the proposed system?
Design Phase
What type of graphical model is used to represent entity classes and their relationships?
E-R Diagram
In which phase of the SDLC would you provide training for the users who are going to use the new system?
Implementation Phase
Which phase in decision making model, proposed by Herbert Simon, involves detecting and interpreting signs that indicate a situation which needs attention?
Intelligence
The analysis phase of the SDLC involves a(n) _____ session, in which users and IT specialists meet to define and review the business requirements for the system.
Joint Application Developement
Digital Dashboard displays _____, most essential and important quantifiable measures used in analytics initiatives to monitor the success of a business?
Key Performance Indicators
Which of the following simulates the human ability to classify things without taking prescribed steps leading to the solution?
Neural Network
What uniquely identifies a record within a table?
Primary Key
Which of the following is an essential part of rapid application development methodology?
Prototyping
Which of the following defines the hardware, software, and telecommunications equipment required to run the system?
Technical Architecture
Two Primary Activities During the Implementation Phase?
Write detailed user documentation. Provide training for the system users.
In a relational database, what key links one table to another?
Foreign Key
In which phase of the SDLC would you try to understand and document the business requirements for the proposed project?
Analysis Phase
Which of the following includes tools such as neural networks and fuzzy logic?
Artificial Intelligence
What data mining tools displays key information gathered from several sources on a computer screen in a format tailored to the needs and wants of an individual knowledge worker?
Digital Dashboard
Which of the following refers to a concept, in a relational database, about which you wish to store information and that you can identify with a unique key?
Entity Class
Which of the following AI systems is excellent for diagnostic and prescriptive problems, and applies reasoning capabilities to reach a conclusion?
Expert System
Artificial Intelligence uses neural networks and fuzzy logic to...?
Form the basis of "information discovery" and build business intelligence
Which of the following refers to a mathematical method of handling imprecise or subjective information?
Fuzzy Logic
Which AI system is an optimizing system that mimics the survival-of-the-fittest process to generate increasingly better solutions to a problem?
Genetic Algorithm
Which of the following systems are designed specifically to analyze spatial information?
Geographic Information Systems (GIS)
Which of the following intelligent agents can be used to play computer games as your opponent?
Information Agents
What refers to the rules that help ensure the quality of the information in relational databases?
Integrity Constraints
Data Mart?
Only a focused portion of data warehouse information is kept
Databases that support OLTP
Operational Databases
Making a choice that meets your needs and is satisfactory without necessarily being the best possible choice available is termed as _____.
Satisficing
Which of the following terms refers to the end user developing software without the assistance of IT?
Selfsourcing
Which of the following are intelligent agents that search for information of some kind and bring it back?
Shopping Agents
Which of the following is the function of integration testing?
Verifies that separate systems can work together
Waterfall methodology refers to:
a sequential, activity-based process in which one phase of the SDLC is followed by another, from planning through implementation.
Neural Network?
artificial intelligence system that is capable of finding and differentiating patterns
Rapid Application Developement?
emphasizes extensive user involvement in the rapid and evolutionary construction of working prototypes of a system to accelerate the systems development process.
