Page 1 of 45
ITEC 3010 Final Exam 2026-2027 COMPLETE 220
QUESTIONS AND VERIFIED SOLUTIONS LATEST
UPDATE THIS YEAR
QUESTION: How are use cases and related information used by designers when designing
application components? - ANSWER-To define functions, workflows, and interactions.
QUESTION: What is a system of record? - ANSWER-The authoritative source for specific data.
QUESTION: What are the models that describe use cases in more detail? - ANSWER-Use Case
Diagrams and Activity Diagrams.
QUESTION: What two UML diagrams are used to model domain classes? - ANSWER-Class
Diagrams and Object Diagrams.
QUESTION: Which part of a use case description can also be modeled by using an activity
diagram? - ANSWER-The flow of activities.
,Page 2 of 45
QUESTION: Explain the difference between a use case and a scenario. - ANSWER-A use case
describes a high-level interaction; a scenario details a specific instance of that interaction.
QUESTION: Give a specific example of a use case with a few possible scenarios. - ANSWER-Use
case: "Login to System." Scenarios: "Login successful," "Login fails due to incorrect password."
QUESTION: List the parts or compartments of a fully developed use case description. - ANSWER-
Name, actors, preconditions, triggers, flow of events, postconditions, exceptions.
Q;Describe the function of each layer of three-layer architecture. On what type of computing
device is each layer typically deployed? - ANSWER-Presentation Layer (client), Business Logic
Layer (server), Data Layer (database server).
QUESTION: How or why is interoperability such an important consideration in designing and
deploying a modern system? - ANSWER-It ensures systems can exchange data and function
together effectively.
,Page 3 of 45
QUESTION: List common types of architectural diagrams developed and used by system
designers. - ANSWER-Use Case Diagram, Sequence Diagram, Deployment Diagram.
QUESTION: Describe the key questions that should be asked and answered when a system
designer is describing the environment of a system. - ANSWER-Hardware, software, integration,
and security requirements.
QUESTION: What is a precondition and postcondition? - ANSWER-A precondition is a
requirement before the use case starts; a postcondition is the state after it completes.
QUESTION: Explain how an activity diagram can be used to model business processes and
activities. - ANSWER-It visually represents workflows, including tasks, decision points, and roles.
QUESTION: What is the purpose of an SSD? - ANSWER-To model system interactions during use
cases.
QUESTION: What symbols are used in an SSD? - ANSWER-Actors, messages, and lifelines.
, Page 4 of 45
QUESTION: What are the steps required to develop an SSD? - ANSWER-Identify use case steps,
assign messages, map actors and objects.
QUESTION: What is the name of the sequence diagram symbol used to represent the object's
existence throughout the duration of a use case? - ANSWER-Lifeline.
QUESTION: What are the two ways to show a returned value on a sequence diagram? -
ANSWER-Return arrows or labels in message text.
QUESTION: What are the models that describe use cases in more detail? - ANSWER-Use Case
Diagrams and Activity Diagrams.
QUESTION: What two UML diagrams are used to model domain classes? - ANSWER-Class
Diagrams and Object Diagrams.
QUESTION: Which part of a use case description can also be modeled by using an activity
diagram? - ANSWER-The flow of activities.
ITEC 3010 Final Exam 2026-2027 COMPLETE 220
QUESTIONS AND VERIFIED SOLUTIONS LATEST
UPDATE THIS YEAR
QUESTION: How are use cases and related information used by designers when designing
application components? - ANSWER-To define functions, workflows, and interactions.
QUESTION: What is a system of record? - ANSWER-The authoritative source for specific data.
QUESTION: What are the models that describe use cases in more detail? - ANSWER-Use Case
Diagrams and Activity Diagrams.
QUESTION: What two UML diagrams are used to model domain classes? - ANSWER-Class
Diagrams and Object Diagrams.
QUESTION: Which part of a use case description can also be modeled by using an activity
diagram? - ANSWER-The flow of activities.
,Page 2 of 45
QUESTION: Explain the difference between a use case and a scenario. - ANSWER-A use case
describes a high-level interaction; a scenario details a specific instance of that interaction.
QUESTION: Give a specific example of a use case with a few possible scenarios. - ANSWER-Use
case: "Login to System." Scenarios: "Login successful," "Login fails due to incorrect password."
QUESTION: List the parts or compartments of a fully developed use case description. - ANSWER-
Name, actors, preconditions, triggers, flow of events, postconditions, exceptions.
Q;Describe the function of each layer of three-layer architecture. On what type of computing
device is each layer typically deployed? - ANSWER-Presentation Layer (client), Business Logic
Layer (server), Data Layer (database server).
QUESTION: How or why is interoperability such an important consideration in designing and
deploying a modern system? - ANSWER-It ensures systems can exchange data and function
together effectively.
,Page 3 of 45
QUESTION: List common types of architectural diagrams developed and used by system
designers. - ANSWER-Use Case Diagram, Sequence Diagram, Deployment Diagram.
QUESTION: Describe the key questions that should be asked and answered when a system
designer is describing the environment of a system. - ANSWER-Hardware, software, integration,
and security requirements.
QUESTION: What is a precondition and postcondition? - ANSWER-A precondition is a
requirement before the use case starts; a postcondition is the state after it completes.
QUESTION: Explain how an activity diagram can be used to model business processes and
activities. - ANSWER-It visually represents workflows, including tasks, decision points, and roles.
QUESTION: What is the purpose of an SSD? - ANSWER-To model system interactions during use
cases.
QUESTION: What symbols are used in an SSD? - ANSWER-Actors, messages, and lifelines.
, Page 4 of 45
QUESTION: What are the steps required to develop an SSD? - ANSWER-Identify use case steps,
assign messages, map actors and objects.
QUESTION: What is the name of the sequence diagram symbol used to represent the object's
existence throughout the duration of a use case? - ANSWER-Lifeline.
QUESTION: What are the two ways to show a returned value on a sequence diagram? -
ANSWER-Return arrows or labels in message text.
QUESTION: What are the models that describe use cases in more detail? - ANSWER-Use Case
Diagrams and Activity Diagrams.
QUESTION: What two UML diagrams are used to model domain classes? - ANSWER-Class
Diagrams and Object Diagrams.
QUESTION: Which part of a use case description can also be modeled by using an activity
diagram? - ANSWER-The flow of activities.
