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UB MGE 302 - Practice Exam

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Question 1Question 2Question 3Question 4Question 5Question 6Question 7Question 8Question 9Question 10Question 11Question 12Question 13Question 14Question 15Question 16Question 17Question 18Question 19Question 20Question 21Question 22Question 23Question 24Question 25Question 26Question 27Question 28Question 29Question 30Question 31Question 32Question 33Question 34Question 35Question 36Question 37Question 38Question 39Question 40Question 41Question 42Question 43Question 44Question 45Question 46Question 47Question 48Question 49Question 50Question 51Question 52Question 53Question 54Question 55- Question 11 out of 1 pointsWhat type of decision making is DSS geared towards?Selected Answer:D. A and BAnswers:A. UnstructuredB. Semi-StructuredC. StructuredD. A and BE. B and C- Question 20 out of 1 pointsDuring which phase of the SDLC is a technical blueprint of how the proposed system will work developed? Selected Answer:E. DevelopmentAnswers:A. DesignB. PlanC. MaintainD. AnalysisE. Development- Question 31 out of 1 pointsAll of the following terms are used interchangeable, except:Selected Answer:B. Information Answers:A. Tables B. Information C. Relations D. Files - Question 40 out of 1 pointsWhich phase involves end-users and IT specialists working together (JAD) to gather, understand, and document the business requirements for the proposed system? Selected Answer:A. Design phase Answers:A. Design phase B. Test phase C. Maintenance phaseD. Analysis phase E. Development phase - Question 50 out of 1 pointsDuring which phase of the SDLC is the Requirements Definition Document created?Selected Answer:C. PlanAnswers:A. DevelopmentB.AnalysisC. PlanD. DesignE. Maintain- Question 61 out of 1 pointsWhat type of AI technology is the Microsoft Office help system? (eg. Popup Paper clip that provides help)Selected Answer:B. Intelligent agentAnswers:A. Fuzzy logicB. Intelligent agentC. Expert systemD. Natural language processingE. None of the above- Question 70 out of 1 pointsIf many clients can be related to many salespeople, what is the relationship that results?Selected Answer:D. M:NAnswers:A. N:1B. 1:1C. 1:ND.M:NE. Not enough information to determine the relationship.- Question 81 out of 1 pointsWhich system conversion strategy is the riskiest?Selected Answer:E. DirectAnswers:A. PilotB. PhasedC. ParallelD. CircularE. Direct- Question 91 out of 1 pointsDatabase designers document the conceptual data model with:Selected Answer:D. an entity-relationship diagram.Answers:A. a database model.B. an entity-attributes diagram.C. a distributed-hierarchical diagram.D. an entity-relationship diagram.E. normalization diagrams.- Question 100 out of 1 pointsWhich type of error is the most difficult to find?Selected Answer:B. BugAnswers:A. Compilation errorB. BugC. Parsing errorD. Syntax errorE. Logic error- Question 110 out of 1 pointsWhat can expert systems do? Selected Answer:B. Use judgment Answers:A. Use common sense B. Use judgment C. Automate everything D. None of the above - Question 120 out of 1 pointsWhen simplifying the relationships on an ERD, what rule should be applied for 1:1 relationships?Selected Answer:A. Add intersection table which includes primary keys from both tables.Answers:A. Add intersection table which includes primary keys from both tables.B. Relationships should be merged into 1 table with one entity becomingan attribute of the other.C. Primary key of the 1 side of the relationship should be added as a foreign key on the opposite side of the relationship.D. Do nothing. Leave the relationships and attributes the way they are.E. None of the above.- Question 131 out of 1 pointsThe conceptual design of a database is:Selected Answer:B. an abstract model of the database from the business perspective.Answers:A. an easy-to-change data model.B. an abstract model of the database from the business perspective.C. easier for a programmer to understand than the logical design.D. more important than the physical design.E. the actual arrangement of data on direct access storage devices.- Question 140 out of 1 pointsWhen simplifying the relationships on an ERD, what rule should be applied for 1:N relationships?Selected Answer:D. Do nothing. Leave the relationships and attributes the way they are.Answers:A. Add intersection table which includes primary keys from both tables.B. Relationships should be merged into 1 table with one entity becomingan attribute of the other.C. Primary key of the 1 side of the relationship should be added as a foreign key on the opposite side of the relationship.D. Do nothing. Leave the relationships and attributes the way they are.E. None of the above.- Question 150 out of 1 pointsWhich of the following is the most accurate interpretation of a M:N relationship between Orders and Products?Selected Answer:A. Many orders can be related to many products.Answers:A. Many orders can be related to many products.B. A single order can be related to many products.C. A single product can be related to many orders.D. B and CE. None of the above.- Question 160 out of 1 pointsWhich view of information focuses on how you need to arrange and access information to meet the needs of the business? Selected Answer: [None Given]Answers:A. Physical view B. Logical viewC. Information view D. None of the above - Question 170 out of 1 pointsDuring which phase of the SDLC is the feasibility study originally conducted?Selected Answer: [None Given]Answers:A. MaintainB. DesignC. PlanD. AnalysisE. Development- Question 180 out of 1 pointsWhat is the process of building a model that demonstrates the features of a proposed product, service, or system?Selected Answer: [None Given]Answers:A. InsourcingB. SelfsourcingC. OutsourcingD. None of the above- Question 190 out of 1 pointsAll of the following are genetic algorithm concepts of evolution, except:Selected Answer: [None Given]Answers:A. Mutation B. Multiplication C. Crossover D. Selection - Question 200 out of 1 pointsDatamining:Selected Answer: [None Given]Answers:A. cannot predict likely future behavior.B. looks only at broad areas, not detail.C. finds hidden patterns and relationships in large pools of data.D. is not accurate for small companies.E. is illegal.- Question 210 out of 1 pointsWhich term describes a neural network that finds patterns and relationships in vast amounts of data by itself? Selected Answer: [None Given]Answers:A. Self-organizing neural network B. Back-propagation neural networkC. Genetic algorithm D. None of the above -


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