MCA MAGADH UNIVERSITY QUESTION (2004-2007) Information systems: Analysis, Design and Implementation

MCA MAGADH UNIVERSITY QUESTION (2004-2007) Information systems: Analysis, Design and Implementation

                                                           2004-2007
                                                         Full Marks: 80
                                                       Time: 4 hours
                                                 The questions are of equal value
                                                  Answer any Five Questions.
                                             In which question No. 1 is compulsory

 1. Fill in the blanks:-

(a)  The ................. phase should be carried out before taking up system design.

(b) A procedure or study that, identifiers, describes and evaluates the candidate system and selects the best system for the job is known as ........... study.

(c) User training is implicit , in the .......... stage of system life cycle.

(d) ............... is the process of  creating, developing and refining a working model of fine operational system.

(e) Charts depicting takes to be performed as part of a project and the time taken for completing each part are called ......... charts.

(f)   .................  is a primary tool used in structured system development, to graphically depict the system.

(g) Structured English is often called............ because it mimics programming code.

(h) A ........... contains the definitions of data referenced in the system.

(i) A .............  holds information that describes and specifies, the characteristics of each piece of data used in system.

(j) A person who conducts a study, identifiers activities and objectives and determines a procedure to achieve the objectives is known as .................

2. Explain the difference between system analysis and system design. Describe all the stages of system analysis and design.

3. What interpersonal and technical skills are required to perform system analysis? Explain the role of system analyst in analysis and development of a system.

4. What considerations are involved in feasibility analysis? How important is a project team in feasibility analysis? Is it mandatory in every study? Where is the exception?

5. (a) Explain the criteria for software selection.
    (b) There are two ways of debugging program software bottom-up and top- down. How do they differ?

6. Distinguish between the following:
   a. Entity and attribute.
   b. Logical and physical of data
   c. Task and activity.
   d. Data security and data integrity
   e. Parallel processing and system testing

7. (a) What do you understand by the term object oriented paradigm as compared to object oriented languages?

    (b) What are the advantages of combining all modelling components in to one object?

8. (a) In what ways is object oriented used in system development methodologies?
    (b) In what ways are object libraries developed ?

9. What is Grant Chart? How would you develop one? How does it differ from PERT chart? Explain it with example.

10. Write short notes on:-
     a. Disaster/ Recovery Planning
     b. Cost-benefit analysis
     c. System security measures.