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.
Correct Answer :
D. The number of system failures given a number of systems inputs.
Related Questions
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
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
Which of the following is one of the phase of software life cycle?
Design
Project Management
Maintenance
Quality management
_____ is the most widely used single measure of information technology success
User satisfaction
Job satisfaction
Business success
Profit making
Integrating business processes with the Internet leads to far greater _____ between customers and suppliers.
Understanding
Restrictions
Transparency
Controversy
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
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
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
Process technology enabled the support of the rapid application development needed for iterative approaches with their greater emphasis on risk _____ and user _____.
Minimization, Satisfaction
Minimization, Dissatisfaction
Maximization, Satisfaction
Maximization, Dissatisfaction
The economic success of an application is measured in terms of metrics such as _____.
Profit maximization
Cost reduction
Customer satisfaction
All of the above
_____ is the open source software.
Internet Explorer
Mozilla
MS-Office
Oracle
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.
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
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
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
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.
_____ interacts with the system at the financial level.
Accounting Personnel
Database Manager
Salesman
System Operator
_____ refers to the elimination or reduction of third-party intermediaries between the client or customer.
Intermediation
Disintermediation
Mediation
None of the above
Which of the following are the activities of the function- oriented design.
Data- flow design
Structural decomposition
Detailed design description
All the above
Tools used in the early phases of the life cycle are called _____ CASE tools.
Lower
Back-end
Intermediate
Upper
Choose the correct option in terms of Issues related to professional responsibility
Confidentiality
Intellectual property rights
Managing Client Relationships
Both a & b
Open source development model best suits for _____.
Large system applications
Small system applications
Medium system applications
Very small system applications
Which of the following is a technical factor which affect software maintenance cost?
Application Domain
Staff stability
Programming language
External environment
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
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
In Software Engineering, people are considered as a/an _____.
Asset
Resource
Problem Solver
Knowledge Provider
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
_____ 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.
UAN stands for _____.
User Action Notation
User Action Norms
User Analogy Notation
User Analogy Norms