120 Questions
What is the primary concern of the field of study known as Human-Computer Interaction (HCI)?
The efficiency and effectiveness of user interaction with computer systems
What is necessary for a control to be usable in a user interface?
It must be visible to the user and its appearance should suggest its functionality
What is the purpose of providing feedback in user interface design?
To provide guidance and reduce short-term memory load
What is the benefit of designing a menu hierarchy?
It provides a way to organize access to use case functionality
What is the goal of error handling in user interface design?
To provide guidance and help the user recover from errors
What is the purpose of creating a storyboard of the dialog in dialog design?
To show the sequence of sketches of the screen each step of the dialog
What is the benefit of designing use cases one by one?
It allows for a comprehensive and organized approach to user interface design
What is the purpose of providing shortcuts in user interface design?
To provide an alternative way to perform a task
What is the purpose of reviewing a storyboard with users?
To get feedback and validate assumptions
What type of report provides specific information on business transactions?
Detailed report
What is a requirement for an Information System?
Data in a database
What is the purpose of navigation and support controls in a user interface?
To facilitate user interaction
What is an example of an external output?
Bill
What type of systems are frequently used in current technology?
Relational Database Management Systems (RDBMS)
What is the purpose of guidelines for Windows and Forms Interface?
To ensure layout and formatting consistency
What is a typical design diagram that includes attributes and methods?
Class Diagram
What type of report is used by high-level managers to assess overall organizational health and performance?
Executive report
What is the bridge between analysis and implementation?
Systems Design
What is the purpose of a storyboard in the system development process?
To review and validate assumptions
What is the primary focus of Systems Analysis?
Fact finding and modeling
What is the primary focus of Systems Design?
Modeling to specify how the system will be implemented
What is an example of an internal output?
Control break report
What is one of the activities of Systems Design?
Design the application components
What is another activity of Systems Design?
Design the user interface
What is a database?
An integrated collection of stored data that is centrally managed and controlled
What is the purpose of a database management system?
To implement and interact with the database
What is the database schema?
The organization of individual stored data items into higher level groups
What is the term for descriptive information about the data stored in the physical data store?
Metadata
What is the standard query language to access and update data in a relational DBMS?
SQL
What is the physical data store?
The physical location where data is stored
What is the term for a system software component that manages and controls one or more databases?
DBMS
What does the database schema include?
The organization of individual stored data items into higher level groups, associations among tables, and details of physical data store organization
When should logical models be changed in response to scope changes?
Before the physical models are drawn
What do data flow diagrams (DFDs) model in a system?
A set of processes, data flows, external agents, and data stores
What is the purpose of defining data flows in terms of their component data elements?
To specify the internal structure of the data
What is the relationship between data stores and entities on the ERD?
Data stores correspond to entities on the ERD
How can analysts define processes in a system?
Through a variety of methods, including structured English, decision tables, and decision trees
What is the purpose of developing multiple types of DFDs?
To model different aspects of a system
What is the primary benefit of using DFDs in combination with use cases and ERDs?
To provide a more comprehensive understanding of the system
What requires a detailed definition in a system model?
Each process, data flow, and data store
What is the primary focus of Systems Analysis?
Determining the requirements of a system
What is the purpose of Systems Design in systems development?
To configure and construct the system
What is the relationship between Systems Analysis and Systems Design?
Systems Analysis and Systems Design are separate but complementary activities
What is the output of Systems Design?
System models and diagrams
What is the primary benefit of using Systems Design in systems development?
Bridging the gap between requirements and implementation
What is a key characteristic of Systems Design?
Iterative and cyclical process
What is the primary role of Systems Design in the system development life cycle?
To configure and construct the system
What is the relationship between Systems Design and system implementation?
Systems Design overlaps with system implementation
What is the primary role of systems design in the system development process?
To specify how the system will be implemented
What are the activities of systems design?
Describe the environment, design the application components, design the User Interface, design the database, and design the software classes and methods
What type of system requires data, usually in a database?
Information System
What is the purpose of designing the database?
To convert the data model to a relational database
What is the typical design diagram that includes attributes and methods?
Class Diagram
What is the bridge between systems analysis and implementation?
Systems Design
What is the primary output of data and process modeling?
A logical model that supports business operations
What is the primary purpose of a data flow diagram (DFD)?
To show how the system stores, processes, and transforms data
What are the outcomes of systems analysis?
Fact-finding and modeling
What is the primary focus of systems design?
Modeling to specify how the system will be implemented
What is the term for a symbol that represents one or more data items in a DFD?
Data flow symbol
What is the purpose of creating multiple levels of DFDs?
To provide additional levels of information and detail
What is the term for an entity that supplies data to the system in a DFD?
Source
What is the primary benefit of using a set of DFDs?
To provide a logical model of the system
What is the term for the unimportant physical characteristics of a data store in a DFD?
Data store
What is the primary focus of data and process modeling?
To show how the system transforms input data into useful information
What is the primary purpose of creating a context diagram in a set of DFDs?
To provide a high-level overview of the entire information system
What is the primary function of a data dictionary in system analysis?
To provide a central storehouse of information about the system's data
What is the primary benefit of using structured English in process description tools?
It describes the underlying business logic of the system
What is the primary purpose of decision tables in process description tools?
To identify all possible combinations of conditions and resulting actions
What is the primary difference between logical and physical models in system analysis?
Logical models are used to develop the system's requirements, while physical models are used to implement the system
What is the primary purpose of leveling and balancing in creating a set of DFDs?
To ensure that the DFDs are consistent and accurate
What is the primary function of a record in a data dictionary?
It is a meaningful combination of related data elements
What is the primary purpose of creating multiple types of DFDs in system analysis?
To develop a comprehensive understanding of the system's processes and data elements
What is the primary focus of object-oriented design?
Identifying the classes, their methods, and the messages required for a use case
What type of class exists on a system's automation boundary?
Boundary class
What is the purpose of CRC cards in object-oriented design?
To design simple use cases
What is the notation for indicating whether an attribute can be accessed directly by another object?
+/-
What is the purpose of a class diagram in object-oriented design?
To model the system's classes and their relationships
What type of class is used to retrieve data from and send data to a database?
Data access class
What is the purpose of a sequence diagram in object-oriented design?
To design complex use cases
What type of class is a design identifier for a problem domain?
Entity class
What is the primary objective of Systems Design?
To define, organize, and structure the components of the final solution
What do design activities correspond to in the new system?
The application components, user interface, database, and software classes and methods
What is the purpose of documenting analysis and design results?
To coordinate the work
What is the relationship between Systems Analysis and Systems Design?
Systems Analysis provides the starting point for Systems Design
What is the output of Systems Design?
A blueprint for construction
What is the primary role of Systems Design in the system development life cycle?
To provide a blueprint for construction
What is the relationship between Systems Design and system implementation?
Systems Design provides the starting point for system implementation
What is the primary benefit of using Systems Design in systems development?
To define, organize, and structure the system components
What is the primary concern of the user interface?
To directly involve a human user/actor
What is the primary difference between user interfaces and system interfaces?
User interfaces involve a human user, while system interfaces do not
What is the purpose of designing user and system interfaces?
To reduce errors and inefficiency
What is involved in both user and system interfaces?
Both inputs and outputs
What is the focus of the principles of User-Centered Design?
User-centered design
What type of report provides a summary of detail or periodic activity?
Summary report
What is the purpose of creating storyboards in dialog design?
To show the sequence of forms used in a dialog
What is the purpose of guidelines for Windows and Forms Interface?
To ensure consistency in layout and formatting
What is the primary benefit of designing a well-designed user interface?
Improved usability and reduced errors
What is an example of an external output?
A bill
What is the primary role of system interfaces in information systems?
To provide outputs to other systems
What is the purpose of navigation and support controls in a user interface?
To improve the usability of the system
What type of report is used by high-level managers to assess overall organizational health and performance?
Executive report
What is the purpose of a storyboard in the system development process?
To review the dialog with users
What is the primary focus of Systems Analysis?
Analyzing the system
What is an example of an internal output?
A detailed control break report
What triggers the order system to issue a status message to the customer?
Sending an in-stock request to the warehouse
What is the purpose of the inventory report produced by the system?
To provide information to the Accounting department
What is the result of the order system checking with the warehouse?
Receiving a response to the in-stock request
What happens after the order is shipped?
The customer is billed and makes a payment
What is the role of the warehouse in the order system?
To respond to in-stock requests
What is the purpose of the system's order system?
To process customer orders
What triggers the system to generate a shipping order?
Receiving a response to the in-stock request
What is the result of the customer making a payment?
The order is shipped
What is a relational database management system?
A DBMS that organizes data in tables
What is a table in a relational database?
A two-dimensional data structure of columns and rows
What is a row in a relational database?
A horizontal group of data attribute values
What is a foreign key in a relational database?
An attribute that duplicates the primary key of a different table
What is a candidate key in a relational database?
An attribute that could serve as the primary key
What is a primary key in a relational database?
The key chosen by a database designer to represent relationships among rows
What is an attribute value in a relational database?
The value held in a single table cell
What is an association between two tables in a relational database?
A relationship between two tables using a key and foreign key
This quiz covers the design of databases and the use of Relational Database Management Systems (RDBMS) in Information Systems, based on Chapter 6 of Systems Analysis and Design in a Changing World, 7th Ed.
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