This set of Software Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Software Design”.
1. Which is the first step in the software development life cycle ?
a) Analysis
b) Design
c) Problem/Opportunity Identification
d) Development and Documentation
View Answer
Explanation: None.
2. Which tool is use for structured designing ?
a) Program flowchart
b) Structure chart
c) Data-flow diagram
d) Module
View Answer
Explanation: A Structure Chart (SC) in software engineering and organizational theory, is a chart which shows the breakdown of a system to its lowest manageable levels.
3. A step by step instruction used to solve a problem is known as
a) Sequential structure
b) A List
c) A plan
d) An Algorithm
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Explanation: None.
4. In the Analysis phase, the development of the ____________ occurs, which is a clear statement of the goals and objectives of the project.
a) documentation
b) flowchart
c) program specification
d) design
View Answer
Explanation: Program specification is the definition of what a computer program is expected to do.
5. Actual programming of software code is done during the ____________ step in the SDLC.
a) Maintenance and Evaluation
b) Design
c) Analysis
d) Development and Documentation
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Explanation: The developer has to find in the technical documentation enough information to start coding.
6. Who designs and implement database structures.
a) Programmers
b) Project managers
c) Technical writers
d) Database administrators
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Explanation: The role of database administrators includes the development and design of database strategies, system monitoring and improving database performance and capacity, and planning for future expansion requirements.
7. ____________ is the process of translating a task into a series of commands that a computer will use to perform that task.
a) Project design
b) Installation
c) Systems analysis
d) Programming
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Explanation: None.
8. Debugging is:
a) creating program code
b) finding and correcting errors in the program code
c) identifying the task to be computerized
d) creating the algorithm
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Explanation: Debugging is a methodical process of finding and reducing the number of bugs, or defects, in a computer program or a piece of electronic hardware, thus making it behave as expected.
9. In Design phase, which is the primary area of concern ?
a) Architecture
b) Data
c) Interface
d) All of the mentioned
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Explanation: Part of the design phase is to create structural and behavioral models of the system which is covered by architecture, data and the interface of the product.
10. The importance of software design can be summarized in a single word which is:
a) Efficiency
b) Accuracy
c) Quality
d) Complexity
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Explanation: Software functional quality reflects how well it complies with or conforms to a given design, based on functional requirements or specifications.
11. Cohesion is a qualitative indication of the degree to which a module
a) can be written more compactly
b) focuses on just one thing
c) is able to complete its function in a timely manner
d) is connected to other modules and the outside world
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Explanation: Cohesion of a single module/component is the degree to which its responsibilities form a meaningful unit.
12. Coupling is a qualitative indication of the degree to which a module
a) can be written more compactly
b) focuses on just one thing
c) is able to complete its function in a timely manner
d) is connected to other modules and the outside world
View Answer
Explanation: Coupling between modules/components is their degree of mutual interdependence.
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