NPTEL Software Engineering Week 6 Assignment Answers:- In this post, we have provided the answers to the NPTEL Software Engineering Week 6. All the answers are provided here on the basis of data available on the internet.
NPTEL Software Engineering Week 6 Assignment Answers 2022
1. A data flow diagram represents which one of the following?
- a. The conditions based on which data items may be processed
- b. The order in which different activities are carried out
- c. The transformation of data through processing stations
- d. The order in which various functions of a program are invoked e. Interaction among different modules of program
Answer:- c
2. For a given programming problem, a DFD (data Flow Diagram) model depicts which of the following?
- a. Flow of data
- b. Flow of control
- c. Flow of decisions
- d. Flow of atomic conditions
- e. equence of interaction among processes
- f. Interaction among modules
Answer:- a.
3. Which one of the following statements is not true of a data flow diagram (DFD) model?
- a. It is a hierarchical diagram.
- b. It represents code structure
- c. It does not represent decisions and control flows.
- d. It represents decomposition of functions and data into finer forms.
- e. It represents the sequence in which the different processes are invoked.
Answer:- b. e.
4. In a procedural design approach, during the detailed design stage, which of the folloWing is undertaken?
- a. Module structure is designed
- b. Data flow representation is developed
- c. Data structures and algorithms for the individual modules are designed
- d. Structure chart is developed e. Module call relationships are designed f Module interactions are designed
Answer:- c
5. Which one of the following is true of a function-oriented design approach?
- a. Top-down
- b. Bottom-up
- c. Mixed-in
- d. Bottom-out
- e. Bottom-up at system level and top-down at module level
Answer:- a
6. A context diagram should not represent which of the following?
- a. External entities.
- b. Module Interactions
- c. Data input to the system by the extermal entities,
- d. Output data generated by the system.
- e. Module structure
Answer:- b. e.
7. Which of the following correctly characterize balancing of DFDS
- a. Data flowing into a bubble must match the data flowing out of the next level of DFD.
- b. Data flowing into a bubble must match the data flowing into the next level of DFD.
- c. Data flowing out ot a bubble must match the data tiowing out of the next level of DFD.
- d. Data flowing into a bubble must match the data flowing nto the previous level of DFD.
- e. Data flowing into a bubble must match the data tlowing out of the bubble
- f. Data flowing out of a bubble must match the data flowing into the next level DFDP
- g. Data flowing into a bubble must match the data flowing out of other bubbles at the same level
Answer:- d
8. Which of the following are identifiable mistakes in the following context diagram?
- a. External entities are appearing at the context level
- b. Input/Output occurring at the context level
- c. Data item name missing on a data flow arrow
- d. A data store appearing at the context level
- e. Solid arrows have been used in place of dashed arrows
- f. Name of one entity is missing
Answer:- d. f.
9. Which of the following are identifiable mistakes in the following DFD (Data Flow Diagram)?
- a. Unbalanced
- b. Presence of synchronous data flow
- C. Presence of asynchronous data flow
- d. Presence of control information
- e. Missing data name
Answer:- d. e.
10. Which one of the following information is not present in a structure chart model of a software system?
- a. Various modules makıng up the system,
- b. Module call structure
- c. Parameters passed among different modules
- d. Data structures and algorıthms of the modules
- e. How the data 1s transtformed by the functions
Answer:- d. e.
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NPTEL Software Engineering Week 6 Assignment Answers:- In this post, we have provided the answers to the NPTEL Software Engineering Week 6. All the answers are provided here on the basis of data available on the internet.