System Analysis and Design - Unit Wise Questions

Unit 1: Foundations for Systems Development
28 Questions

1.  Explain the types of information with example and compare each of them.

10 marks | Asked in 2069

1.  Define information system?Why do we need it? Discuss different types of information systems with suitable example of each.

5 marks | Asked in 2074

1.  What do you mean by system analysis? Explain the system development life cycle with example.

10 marks | Asked in 2066

1.  Mention the key steps of system development life cycle and explain each steps with example.

10 marks | Asked in 2070

1.  What do you mean by Information system? Explain the types of information systems with its applications.

10 marks | Asked in 2071

1.  Explain development methodology used in developing information system in detail with example.

10 marks | Asked in 2068

1.  What is information system? Why do we need it? Discuss different types of information systems with suitable example.

10 marks | Asked in 2072

1.  What is system analysis and design? Why do we need it? Discuss prototyping approach along with its merits and demerits.

10 marks | Asked in 2073

1.  What is information system? Why do we need it? Discuss prototyping approach to information systems development along with its merits and demerits.

10 marks | Asked in 2075

2.  What are the various steps of system development life cycle? What is the outcome of each step? Explain.

10 marks | Asked in 2071

4.  Differentiate between decision support system (DSS) and Management Information System (MIS).

5 marks | Asked in 2069

4.  What are the system analyst and design tools?

5 marks | Asked in 2066

4.  Differentiate between transaction processing system (TPS) and management information system (MIS).

5 marks | Asked in 2067

4.  What are the types of information system?

5 marks | Asked in 2070

4.  Discuss transaction processing system with suitable example. What is online transaction processing system.

5 marks | Asked in 2073

4.  Explain the CASE tools and its applications.

5 marks | Asked in 2071

4.  Explain interpersonal communication skill and interpersonal relations skills needed by systems analysis.

5 marks | Asked in 2072

4.  What is forward, reverse, and round-trip engineering? Discuss.

5 marks | Asked in 2074

4.  Explain management skills needed by system analysts.

5 marks | Asked in 2075

5.  What different skills do you need to be a good systems analyst?

5 marks | Asked in 2073

5.  Why are good interpersonal communications skills essential for system analysts?

5 marks | Asked in 2068

5.  What are the management skills needed by system analysts?

5 marks | Asked in 2067

6.  What are the roles of CASE in data modelling?

5 marks | Asked in 2068

7.  What do you mean by case tools? Explain the case tools in data modeling.

5 marks | Asked in 2069

12.  What is project scheduling? How do you calculate project schedule?

5 marks | Asked in 2075

12.  How do you calculate information systems development project schedule? Discuss.

5 marks | Asked in 2072

12.  Explain the process of software maintenance.

5 marks | Asked in 2071

12.  What is project management? Discuss different activities of software project management.

5 marks | Asked in 2074

Unit 2: Planning
14 Questions

3.  Explain the various steps of cost benefit analysis? What are the goal and design of cost/benefit analysis? Explain.

10 marks | Asked in 2071

5.  A system costs Rs. 1, 00, 000 to install and Rs. 8, 000 per month as recurring expenses. The benefit per year is Rs. 1, 50, 000. Assuming an interest rate is 14%, what is the payback period of the investment?

5 marks | Asked in 2072

5.  A system costs Rs. 1, 00, 000 to install and Rs. 8, 000 per month as recurring expenses. The benefit per year is Rs. 1, 50, 000. Assuming an interest rate is 12%, what is the payback period of the investment?

5 marks | Asked in 2075

6. Define feasibility study. Why do we need it?

5 marks | Asked in 2074

7.  Explain the cost-benefit analysis with example.

5 marks | Asked in 2066

7.  A system costs Rs. 2,00,000 to install. The profit per year is Rs. 50,000. Assuming an interest rate is 6%, what is the payback period of the investment?

5 marks | Asked in 2073

7.  What is cost benefit analysis? How can you find system cost?

5 marks | Asked in 2074

7.  Explain the steps in feasibility analysts.

5 marks | Asked in 2068

7.  Why feasibility analysis is necessary before designing a system?

5 marks | Asked in 2070

7.  Describe the commonly used methods for performing economic  cost-benefit analysis.

5 marks | Asked in 2067

7.  Why do we need feasibility study? Discuss any two feasibility study techniques.

5 marks | Asked in 2072

8.  Explain the payback period with example.

5 marks | Asked in 2068

8.  Explain the steps in Feasibility analysis.

5 marks | Asked in 2069

9.  Explain with example of tangible and intangible benefit.

5 marks | Asked in 2070

Unit 3: Analysis
32 Questions

2.  Draw context diagram and data flow diagram for some organization that you are familiar with.

10 marks | Asked in 2075

2.  Draw a DFD diagram of the following up to level 2.

Front office of Hotel is responsible for all room reservations, room allocations and final settlement of bills. Any company or person can reserve rooms for their future stay. They have to indicate from what date to what day they need the room. They also have to indicate how many rooms are required. Sometimes the reservations could be cancelled or the dates or number of rooms changed. For reservation, cancellation or modification or rooms, customer receives an acknowledgment from the hotel.

10 marks | Asked in 2067

2.  "Students participate in exams for five courses each having 100 marks. To pass the examination students should obtain 50% marks in each subject. If the students obtain 80% or more marks of the total marks, he/she will get distinction, if 70% or more, first division, if 60% or more, second division, otherwise third division". Draw ER diagram and data flow diagram for a result processing system described in the above narrative.

10 marks | Asked in 2073

2.  What is DFD? Discuss different levels of DFD with suitable example.

10 marks | Asked in 2074

2.  Draw a DFD diagram of following up to level 2.

Customer sends enquiry to commercial department, receives quotations from the sales department and places an order. Based on the customer order, the work order is sent to the planning department for planning scheduling and control, in turn, the planning department raises a job order on the "shop floor". On completion, delivery note and invoice are made out costing department also prepares an orderwise comparative statement of estimated and actual costs.

10 marks | Asked in 2066

2.  Explain with example of the linkage between data flow diagram, decision tables and entity relationship diagram.

10 marks | Asked in 2068

2.  Draw a DFD diagram of student information system up to level 2.

10 marks | Asked in 2069

2.  What are the key steps for designing E-R diagram? Explain with example

10 marks | Asked in 2070

2.  Draw context diagram and data flow diagrams for a distance education university described in the following narrative. Students send in an application form containing their personal details, and their desired course. The university checks that the course is available and that the student has necessary academic qualifications. If the course is available the student is enrolled in the course, and the university confirms the enrolment by sending a confirmation letter to the student. If the course is unavailable the student is sent a rejection letter.

 

10 marks | Asked in 2072

3.  Explain the steps of creating a decision table. How can you reduce the size and complexity of a decision table? Explain with example.

10 marks | Asked in 2067

3.  Develop a decision tree and a decision table for the following :

                          ·         If the person is under three years of age, there is no admission fee.

·         If a person is under 16, half the full admission is charged and this admission is reduced to a quarter of full admission if the person         is accompanied by an adult (the reduction applies only if the person is under 12).

·         Between 16 and 18, half the full admission fee is charged if the person is a student; otherwise the full admission is charged.

·         Over 18, the full admission fee is charged.

      ·         A discount of 10 percent is allowed for a person over 16 if they are in a group of 10 or more.

·         There are no student’s concessions during weekends. On weekdays under -12s get one free ride.

10 marks | Asked in 2070

3.  Construct a decision tree and a decision table that represents a salesperson’s commission. The rules are as follows.

a)      If fewer than 400 units are sold, than the salesperson’s commission is 2% of total sales.

b)      If between 400 and 499 units are sold, than the salesperson’s commission is 3% of total sales.

c)      If 500 or more units are sold, and the salesperson has been with the company more than one year, than the salesperson’s commission is 5% of total sales.

      d)      If 500 or more units are sold, and the salesperson has been employed by the firm for one year or less, than his/her commission is 4% of total sales.

10 marks | Asked in 2068

4.  What do you mean by JAD?

5 marks | Asked in 2068

5.  Discuss structured English with suitable example.

5 marks | Asked in 2074

5.  Differentiate between physical DFD and logical DFD.

5 marks | Asked in 2070

5.  Design the E-R diagram of the following.

a)   Customer with draws money from his account.

b)   Student attends classes.

5 marks | Asked in 2066

5.  Why we need structured methodology? Explain.

5 marks | Asked in 2071

6.  Explain the steps of E-R diagram design.

5 marks | Asked in 2069

6.  Explain the steps of information gathering with example.

5 marks | Asked in 2071

6.  Explain the data dictionaries with example.

5 marks | Asked in 2066

6.  What are the three relationship types of E-R diagrams? How are these relationships paired to build an E-R diagram?

5 marks | Asked in 2067

6.  What is decision table? Differentiate it with decision tree.

5 marks | Asked in 2073

6.  Create a decision tree to represent the logic of payroll system described in the following narrative. There are two types of employees: salarized and hourly. All salarized employees get basic salary. Hourly wage is calculated for hourly worker. For hourly worker, if hours worked is less than 40 absence report is also produced and if it is greater than 40 overtime is also calculated.

5 marks | Asked in 2072

6.  Create a decision tree to represent the logic of payroll system described in the following narrative. There are two types of employees: salarized and hourly. All salarized employees get basic salary. Hourly wage is calculated for hourly worker. For hourly worker, if hours worked is less than 40 absence report is also produced and if it is greater than 40 overtime is also calculated.

5 marks | Asked in 2075

7.  What is information gathering? Discuss questionnaire along with its merits and demerits.

5 marks | Asked in 2075

7.  What are the tools for structure analysis? Explain with example.

5 marks | Asked in 2071

8.  Differentiate between decision table and decision tree.

5 marks | Asked in 2071

8.  Create a decision table to represent the logic of payroll system described in the following narrative. There are two types of employees: salarized and hourly. All salarized employees get basic salary. Hourly wage is calculated for hourly worker. For hourly worker, if hours worked is less than 30 absent report is also produced and if it is greater than 30 overtime is also calculated.

5 marks | Asked in 2073

8.  Explain modeling tools.

5 marks | Asked in 2070

9.  Discuss the use of interviewing technique for information gathering.

5 marks | Asked in 2073

9.  Explain file organization with example.

5 marks | Asked in 2068

13.  Write short notes on:

        a) Joint application deveopment

        b) Role of CASE in data modeling

5 marks | Asked in 2074

Unit 4: Design
18 Questions

3.  How can you transform E-R diagram into relations? Explain with suitable example.

10 marks | Asked in 2066

5.  What do you mean by Joint application Design? Explain.

5 marks | Asked in 2069

6.  What do you mean by database normalization? Why is it important?

5 marks | Asked in 2070

8.  What is the difference between a 2 NF and 3NF relations?

5 marks | Asked in 2066

8.  How can you format forms and reports? Discuss.

5 marks | Asked in 2074

8.  What is the normalization of a relation? Explain with example.

5 marks | Asked in 2067

8.  What is file organization? Discuss hashed file organization with example.

5 marks | Asked in 2075

8.  Discuss sequential and indexed file organizations.

5 marks | Asked in 2072

9.  Discuss general guidelines in designing forms and reports.

5 marks | Asked in 2075

9.  What do you mean by file organization?

5 marks | Asked in 2066

9.  Explain the six types of files used in information systems.

5 marks | Asked in 2067

9.  What do you mean by normalization? Explain with example.

5 marks | Asked in 2069

9.  Discuss the process of designing forms and reports.

5 marks | Asked in 2072

9.  Why do we need normalization? Discuss 3NF with example.

5 marks | Asked in 2074

10.  Discuss the process of designing forms and reports in detail.

5 marks | Asked in 2073

10.  What are the process for designing forms and reports?

5 marks | Asked in 2068

10.  What do you mean by Normalization? Explain.

5 marks | Asked in 2071

11.  What are the benefits of using normalization? Discuss 1NF and 2NF with example.

5 marks | Asked in 2073

Unit 5: Implementation and Maintenance
24 Questions

1.  Explain the steps in the maintenance process and contrast them with the phase of the systems development life cycle.

10 marks | Asked in 2067

3.  Explain the process of maintaining the information system with example.

10 marks | Asked in 2069

3.  What is system implementation? Discuss different activities of system implementation in detail.

10 marks | Asked in 2074

11.  Explain the factors that influence the cost of maintenance.

5 marks | Asked in 2067

10.  What are the four approaches to installation? Which is the most expensive? Which is the most risky? How does an organization decide which approach to use?

5 marks | Asked in 2072

10.  What is file organization? What are the objectives for choosing file organization? Discuss sequential file organization.

5 marks | Asked in 2074

10.  What are the two important things to remember about testing systems?

5 marks | Asked in 2069

10.  Discuss different approaches to installation? Which is the most expensive? Which is the most risky? How does an organization decide which approach to use?

5 marks | Asked in 2075

10.  What do you mean by Quality assurance? Explain with example.

5 marks | Asked in 2070

10.  What is the role of software application testing?

5 marks | Asked in 2067

11.  Comparison between corrective, adaptive, perfective and preventive maintenance.

5 marks | Asked in 2070

11.  Differentiate between system documentation and user documentation.

5 marks | Asked in 2068

11.  Differentiate between system documentation and user documentation.

5 marks | Asked in 2069

11.  Explain the various types of system testing with example.

5 marks | Asked in 2071

11.  What types of measurements must be taken to gain an understanding of the effectiveness of maintenance? Why is tracking mean time between failures an important measurement?

5 marks | Asked in 2072

11.  What is maintenance? Discuss different types of maintenance activities.

5 marks | Asked in 2074

11.  How is CASE used in the maintenance of information systems?

5 marks | Asked in 2075

12.  What are the different types of maintenance?

5 marks | Asked in 2068

12.  What are the different types of maintenance?

5 marks | Asked in 2069

12.  What managerial issues can be better understood by measuring maintenance effectiveness? Explain.

5 marks | Asked in 2067

12.  Discuss different testing techniques during system development.

5 marks | Asked in 2073

13.  What are the main deliverable from testing and installation?

 

5 marks | Asked in 2070

13.  What is software quality? Discuss different software quality assurance activities.

5 marks | Asked in 2072

13.  Why do we need high quality software? Discuss different software quality assurance activities.

5 marks | Asked in 2075

Unit 6: Introduction to Object-Oriented Development
10 Questions

3.  What are the benefits of using objected-oriented development over the structured development? Discuss use-case diagram, class diagram and object diagram with suitable example.

10 marks | Asked in 2073

3.   Compare object-oriented analysis and design with the structured analysis and design. Discuss different activities involved in each of the phases of the object-oriented development life cycle.

10 marks | Asked in 2075

3.  Compare object-oriented analysis and design with the structured analysis and design. State the activities involved in each of the phases of the object-oriented development life cycle.

10 marks | Asked in 2072

9.  What are the major differences between analysis and design? Explain.

5 marks | Asked in 2071

12.  Differentiate between object modeling and dynamic modeling.

5 marks | Asked in 2070

13.  Write short notes on:

        a) Data dictionary

        b) Object diagram

5 marks | Asked in 2073

13.  Differentiate between state diagrams and sequence diagrams in object oriented analysis and design.

5 marks | Asked in 2067

13.  Explain the Unified Modeling Language with example.

5 marks | Asked in 2068

13.  Explain the Unified Modeling Language with example

5 marks | Asked in 2069

13.  Differentiate between object modeling and dynamic modeling.

5 marks | Asked in 2071