Software Engineering 

Assignment A

1 . Explain the Spiral Model of software development. What are the limitations of such a model?      
                 

2 .Is it possible to estimate software size before coding? Justify your answer with suitable examples    

3 . Explain the concepts of Function Points. Why FPs is becoming acceptable in the industry?         
Answer:

4 .The effort distribution for a 420 KLOC Semi-detached mode software development project is: product design 10%, detailed design 14%, code & unit test 26%, integrate and test 30%. How would the following change, from low to high, affect the phase distribution of effort and the total effort: analyst Capability, virtual machine experience, Programmer capability, and required language experience?    
Answer:

5 . What do you understand by the term Software Development Life Cycle? Why is it important to adhere to a life cycle model while developing a large software system?     
Answer:

6 .List the five desirable characteristics of good SRS document
Answer:

7 .Enumerate the different types of coupling that might exist between two modules.
Answer:

Software Engineering Assignment B

Consider a project to develop a full-screen editor. The major components identified are (1) screen editor (2) command language interpreter (3) file input-output, (4) cursor movement and (5) screen movement. The sizes for these are estimated to be 4K, 2K, 1K, 2K, and 3K delivered source code lines. Use the COCOMO model to determine: (i) Overall cost and schedule estimates (assume values for different cost drivers, with at least three being different from 1.0) (ii) Cost and schedule estimates for different phases.
Answer:

Q2 - Explain why a design with low coupling helps maintainability
Answer:

3. Discuss the significance and use of requirement engineering. What are the problems in the formulation of requirements?
Answer:

Assignment C

Question No.  1    Marks - 10
________________________________________
The development is supposed is supposed to be processed linearly through the phases    
 
Options    
    
Spiral Model

Waterfall Model

Prototyping Model

None of the above

Question No.  2    Marks - 10
________________________________________
The DFD depicts                                   
 
Options    
    
Flow of data

Flow of control

Both A & B

None of the above

Question No.  3    Marks - 10
________________________________________
The most desirable form of coupling is              
 
Options    
    
Control Coupling

Common Coupling

Data Coupling

Content Coupling

Question No.  4    Marks - 10
________________________________________
If failure intensity is 0,005 failures/hour during 10 hours of operation of software, its reliability can be expressed as    
 
Options    
    
0.90

0.92

0.95

0.98

Question No.  5    Marks - 10
________________________________________
Regression testing is primarily related to           
 
Options    
    
Functional Testing

Data Flow Testing

Development Testing

Maintenance Testing

Question No.  6    Marks - 10
________________________________________
Which one is not a step of requirement engineering?    
 
Options    
    
Requirement Elicitation

Requirement Analysis

Requirement Design

Requirement Documentation

Question No.  7    Marks - 10
________________________________________
Which one is not a requirement elicitation technique?    
 
Options    
    
Interviews

The use case approach

FAST

Data flow diagram

Question No.  8    Marks - 10
________________________________________
Level-O DFD is similar to    
 
Options    
    
Use case diagram

Context diagram

System diagram

None of the above

Question No.  9    Marks - 10
________________________________________
The DFD depicts    
 
Options    
    
Flow of data

Flow of control

Both (a) & (b)

None of the above

Question No.  10    Marks - 10
________________________________________
Which one is not a size measure for software?    
 
Options    
    
LOC

Function Point

Cyclomatic Complexity

Halstead’s Program Length

Question No.  11    Marks - 10
________________________________________
Estimation of size for a project dependent on    
 
Options    
    
Cost

Schedule

Time

None of the above

Question No.  12    Marks - 10
________________________________________
COCOMO-II was developed at    
 
Options    
    
University of Maryland

University of Southern California

IBM

At & T Bell Labs

Question No.  13    Marks - 10
________________________________________
How many stages are in COCOMO-II?    
 
Options    
    
2

3

4

5

Question No.  14    Marks - 10
________________________________________
Which one is not a risk Management Activity?    
 
Options    
    
Risk Assessment

Risk control

Risk Generation

None of the above

Question No.  15    Marks – 10     
________________________________________
The worst type of cohesion is    
 
Options    
    
Temporal Cohesion

Coincidental Cohesion

Logical Cohesion

Sequential Cohesion     (Solved by www.solvezone.in ; please do not copy, plagiarism warning; contact: 8882309876)

Question No.  16    Marks - 10
________________________________________
. Which one is not a strategy for design?    
 
Options    
    
Bottom up design

Top Down design

Embedded design

Hybrid design

Question No.  17    Marks - 10
________________________________________
A system that does not interact with external environment is called    
 
Options    
    
Closed System

Logical System

Open System

Hierarchal System

Question No.  18    Marks - 10
________________________________________
The extent to which different modules are dependent upon each other is called    
 
Options    
    
Coupling

Cohesion

Modularity

Stability

Question No.  19    Marks - 10
________________________________________
Which one is not a category of software metrics?    
 
Options    
    
Product metrics

Process metrics

Project metrics

People metrics

Question No.  20    Marks - 10
________________________________________
 
Which one is not a measure of software science theory?    
 
Options    
    
Vocabulary

Volume

Level

Logic

Question No.  21    Marks - 10
________________________________________
Minimal implementation of any algorithm was given the following name by Hallstead:    
 
Options    
    
Volume

Potential Volume

Effective Volume

None of the above

Question No.  22    Marks - 10
________________________________________
 
Which one is the International standard for size measure?
     
 
Options    
    
LOC

Function Point

Program Length

None of the above

Question No.  23    Marks - 10
________________________________________
 
. Fault is    
 
Options    
    
Defect in the program

Mistake in the program

Error in the program

All of the above

Question No.  24    Marks - 10
________________________________________
As the reliability increases, failure intensity    
 
Options    
    
Decreases

Increases

No effect

None of the above

Question No.  25    Marks - 10
________________________________________
Software Quality is    
 
Options    
    
Conformance to requirements

Fitness for the purpose

Level of satisfaction

All of the above

Question No.  26    Marks - 10
________________________________________
How many product quality factors have been proposed in McCall quality model?    
 
Options    
    
2

11

3

6

Question No.  27    Marks - 10
________________________________________
 
Which one is not a software quality model?    
 
Options    
    
McCall Model

Boehm Model

ISO9000

ISO9126

Question No.  28    Marks - 10
________________________________________
NHPP stands for    
 
Options    
    
Non Homogeneous Poisson Process

Non Heterogeneous Poisson Process

Non Homogeneous Poisson Product

Non Heterogeneous Poisson Product

Question No.  29    Marks - 10
________________________________________
Total numbers of maturing levels in CMM are    
 
Options    
    
1

5

3

7

Question No.  30    Marks - 10
________________________________________
CMM is developed by    
 
Options    
    
Harvard University

Cambridge University

Carnegie Mellon University

Maryland University

Question No.  31    Marks - 10
________________________________________
 
Software reliability is defined with respect to    
 
Options    
    
Time

Speed

Quality

None of the above

Question No.  32    Marks - 10
________________________________________
Software mistakes during coding are known as:    
 
Options    
    
Failures

Defects

Bugs

Errors

Question No.  33    Marks - 10
________________________________________
For a function of two variables, how many test cases robustness testing will generate?    
 
Options    
    
9

13

25

42

Question No.  34    Marks - 10
________________________________________
Beta testing is carried out by:    
 
Options    
    
Users

Developers

Testers

All of the above

Question No.  35    Marks - 10
________________________________________
Acceptance testing is done by:    
 
Options    
    
Set of test cases

Set of inputs

Set of Outputs

None of the above

Question No.  36    Marks - 10
________________________________________
 
Cyclomatic Complexity is equal to    
 
Options    
    
Number of independent paths

Number of paths

Number of edges

None of the above

Question No.  37    Marks - 10
________________________________________
 
Alpha & Beta testing techniques are related to    
 
Options    
    
System Testing

Unit Testing

Acceptance Testing

Integration Testing

Question No.  38    Marks - 10
________________________________________
 
Integration testing techniques are    
 
Options    
    
Top down

Bottom up

Sandwich

All of the above

Question No.  39    Marks - 10
________________________________________
Functionality of software is tested by    
 
Options    
    
White box testing

Black box testing

Regression testing

None of the above

Question No.  40    Marks - 10
________________________________________
 
Thread testing is used for testing    
 
Options    
    
Real time systems

Object oriented systems

Event driven systems

All of the above

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