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
Correct Answer :
C. objects can belong to two classes
Related Questions
State True or False.
1. People have different software needs that change over time.
2. Most computer users do not understand computer languages.
1-False, 2-False
1-True, 2-False
1-False, 2-True
1-True, 2-True
Design phase includes?
data,architectural and procedural designs only
architectural,procedural and interface design only
data,architectural and interface design only
data,architectural interface and procedural design
State True or False.
1. People are at the core of problem solving because business problems are solved by people for people.
2. The structure of the group and its efficiency of communications, style of management, and cohesiveness are critical factors in the effectiveness of the team.
1-True, 2-True
1-True, 2-False
1-False, 2-True
1-False, 2-False
Which of the following is not the strategy for achieving reliability in software system?
Fault avoidance
Fault tolerance
Fault detection
Fault repair
State True or False.
1. Ubiquitous computing lead to an environment in which the cycle time and costs of the business processes are increased.
2. Software technology facilitates communication between devices in a multimedia fashion.
1-True, 2-True
1-True, 2-False
1-False, 2-True
1-False, 2-False
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.
State True or False.
1. Investors and owners are also significant stakeholders who make demands on a system in terms of financial goals.
2. Experts and consultants are another stakeholder class who can strongly affect problem definition.
1-False, 2-False
1-True, 2-False
1-False, 2-True
1-True, 2-True
Select the incorrect statement: Software engineers should
not use your technical skills to misuse other peoples computers.
not knowingly accept work that is outside your competence.
be dependent on their colleagues.
maintain integrity and independence in their professional judgment.
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
Identify the correct statement: Software engineers shall
ensure that their products only meet the SRS.
act consistently with the public interest.
act in a manner that is in the best interests of his expertise and favour.
none
Integrating business processes with the Internet leads to far greater _____ between customers and suppliers.
Understanding
Restrictions
Transparency
Controversy
Which of the following is a tool in design phase?
abstraction
refinement
information hiding
all of above three
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
Open source development model best suits for _____.
Large system applications
Small system applications
Medium system applications
Very small system applications
_____ asserted that, for a process model to be effective, it must exhibit multidimensional characteristics.
Madhavji
Sutton
Khalifa
Humphrey
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 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
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
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
Which of the following is not aspects to fault tolerance.?
Failure detection
Damage assessment
Fault avoidance
Fault repair
___________ is used to derive a class from existing class.
Polymorphism
Encapsulation
Inheritance
Information hiding
Choose the correct option in terms of Issues related to professional responsibility
Confidentiality
Intellectual property rights
Managing Client Relationships
Both a & b
Explain what is meant by PRODUCT with reference to one of the eight principles as per the ACM/IEEE Code of Ethics ?
Software engineers shall ensure that their products and related modifications meet the highest professional standards possible.
The product should be easy to use.
It means that the product designed /created should be easily available.
Software engineers shall ensure that their products and related modifications satisfy the client.
The SOFL model of Liu and colleagues (1997) presents an integrated approach that adopts _____ methodologies in the requirements phases and _____ methodologies in the design and implementation phases
Procedure-oriented, Structured
Structured, Procedure-oriented
Structured, Object-oriented
Object-oriented, Structured
The Linear sequential model is also known as ________.
classical life cycle model
Fountain model
Spiral model
Concurrent model
_____ is the open source software.
Internet Explorer
Mozilla
MS-Office
Oracle
State True or False.
1. The seminal book by Kent Beck, Extreme Programming Explained express some of the defining characteristics of agile development.
2. Code is the one artifact that development absolutely cannot live without
1-False, 2-False
1-True, 2-False
1-False, 2-True
1-True, 2-True
_____ focused on the Waterfall and prototype models in their empirical study, emphasizing the factors driving the usage of specific process models.
Boehm and Belz
Khalifa and Verner
Madhavji et al.
Blackburn et al.
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
The tools used during implementation and maintenance are called _____ CASE tools
Upper
Front-end
Intermediate
Lower