Which of the following is a tool in design phase?
abstraction
refinement
information hiding
all of above three
Correct Answer :
D. all of above three
Related Questions
State True or False.
1. Curtis, Kellner, and Over identified five uses for process models.
2. Blackburn et al. identified the five most influential factors in the development process.
1-True, 2-True
1-True, 2-False
1-False, 2-True
1-False, 2-False
The rapid application development model is______________
A Combination of prototyping and waterfall model
Includes project risks evaluation during each iteration
A high speed adaptation of the linear sequential model
Used to suggests a systematic sequential approach to software development
Feller and Fitzgerald observe that between _____ percent of software costs are traditionally associated with the post-development, maintenance phase of the software life cycle.
70 to 80
30 to 40
50 to 60
10 to 20
State True or False.
1. Leveson adopts a cognitive engineering approach to software development.
2. Visualization plays a key role in defining and understanding the artifacts produced during development.
1-False, 2-False
1-True, 2-False
1-False, 2-True
1-True, 2-True
The spiral model of software development___________
A useful approach when a customer cannot define requirements clearly.
Is more chaotic than the incremental model
Includes project risks evaluation during each iteration
Often used for the development of client/server applications
which is used to measure POFOD?
The time between system failure
The frequency of occurrence with which unexpected behaviour is likely to occur
The elapsed repair or restart time when a system failure occurs. Given that the system must be continuously available.
The number of system failures given a number of systems inputs.
What types of errors are missed by black-box testing and can be found by white-box testing?
Behavioural error
Logic errors
Performance error
Interface error
Which of the following is not the stages in software design problem?
Study and understand the problem
Identify gross features of at least one possible solution.
Describe each abstraction used in the solution
Maintenance
Choose the correct option in terms of Issues related to professional responsibility
Confidentiality
Intellectual property rights
Managing Client Relationships
Both a & b
Which of the following is a the process metric which is useful for assessing maintainability?
Number of request for corrective maintenance
Average time required for impact analysis
All the above
Number of oustanding change request
Which of the following is not aspects to fault tolerance.?
Failure detection
Damage assessment
Fault avoidance
Fault repair
In _________ approach to reuse, reusable knowledge is captured in a program generator system, which can be programmed in a domain-oriented language.
Function reuse
Application system reuse
Sub- system reuse
Generator based reuse
In object oriented design of software which of the following is not true?
objects inherit the properties of the class
classes are defined based on the attributes of the object
objects can belong to two classes
classes are always different
What is meant by the term software crisis?
Ability to deliver software on time with good quality
A situation in which experienced developers leave the company
Inability of new software to inter-operate with existing software
Instability in the development team
State True or False.
1. Cultural differences are examples of inherited characteristics that affect the degree of diversification in an environment.
2. Amid various diversity, commonly shared human needs play a unifying role.
1-False, 2-False
1-True, 2-False
1-False, 2-True
1-True, 2-True
Design phase will usually be?
bottom-up
random
top-down
center fingring
Which of the following are the activities of the function- oriented design.
Data- flow design
Structural decomposition
Detailed design description
All the above
RAD stands for _____.
Random Application Development
Raw Application Development
Robust Application Development
Rapid Application Development
Software engineers should not use their technical skills to misuse other peoples computers.Here the term misuse refers to:
Unauthorized modification of computer material
Unauthorized access to computer material
Dissemination of viruses or other malware
All of the mentioned
The economic success of an application is measured in terms of metrics such as _____.
Profit maximization
Cost reduction
Customer satisfaction
All of the above
Data structure suitable for an application discussed in?
interface design
data design
procedural design
architectural design
____________ serves as the foundation for software engineering.
Software Analysis
Software Design
Software quality
Software testing
In Software Engineering, people are considered as a/an _____.
Asset
Resource
Problem Solver
Knowledge Provider
The name for the way that computers manipulate data into information is called:
processing
programming
storing
organizing
Which of the following are the steps in identifying the transforming process of data- flow diagram to structure chart?
Identify system- processing transformation
Identify input transformation
Identify output transformation
All the above
The testing technique that requires devising test cases to demonstrate a program function is operational is called_____
Grey- box testing
White box testing
Black box testing
Red Box Testing
___________ is used to derive a class from existing class.
Polymorphism
Encapsulation
Inheritance
Information hiding
_____ is the most widely used single measure of information technology success
User satisfaction
Job satisfaction
Business success
Profit making
_____ was an improved version of an earlier process model called the Nine-Phase, Stage-Wise model.
Spiral model
Incremental model
Iterative model
Waterfall model
Which of the following is not the part of system requirements?
Availability
Data Integrity
Security
Reliability