1: Changing over from the old information system to a new one by turning off the old system as the new one is turned on best describes
A Phased installation
B Single location installation
C Parallel installation
D Direct installation
E Rotation installation
2: On a data-flow diagram, a diamond represents a process.
A True
B False
3: When designing the navigation procedures within your system, the primary concerns are
A The design of between-field navigation and the ability to provide feedback
B Grouping data fields into logical categories and assigning group labels
C Flexibility and consistency
D Formatting and meaningful labels
E Spacing and color differences
4: Functional decomposition is a repetitive process of breaking the description or perspective of a system down into finer and finer detail.
A True
B False
5: A ternary relationship is the equivalent of three binary relationships.
A True
B False
6: In a file-oriented information system, a security file ____.
A Stores relatively permanent data about an entity
B Is created and saved for backup and recovery purposes
C Stores records that contain day-to-day business and operational data
D Is a temporary file created by an information system for a single task
7: Which of the following types of maintenance accounts for as much as 70 percent of all maintenance activity?
A Preventive maintenance
B Corrective maintenance
C Adaptive maintenance
D Perfective maintenance
E Internal maintenance
8: In a typical file processing environment, ____ problems can occur if updates are not applied in every file.
A Rigid data structure
B Data integrity
C Referential integrity
D Data redundancy
9: The ease with which software can be understood, corrected, adapted, and enhanced best describes
A Maintenance
B Maintainability
C Adaptability
D Comfort level
E Installation
10: Which of the following influences most of the costs associated with maintaining a system?
A Maintenance personnel
B Documentation quality
C Number of latent defects
D Number of customers
E Tools