Correct Solution of Assignment No. 03 Semester: Spring 2021 Software Engineering-1 (CS504)

 Here is the correct Solution for Assignment No. 03 Semester: Spring 2021 Software Engineering-1 (CS504).

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Question No. 1: (6 Marks)

Identify the suitable design pattern for each real-world/example application.

Real-world/Example Application	Design Pattern
Print Spooler	Singleton pattern
Oven’s Preprogrammed Switches Interface	Façade pattern
Weather Alert App	Observer pattern

Solution

Question No. 2: (4 Marks)

Identify the most appropriate architectural style for each example application system.
 

Solution:

 

 

Application Systems	Architectural Styles
Operating System	Layered Architecture
Compiler	Data Flow or Pipes and filters architecture

 

 

Question No. 3: (10 Marks)

The following table contains some code statements in C++, which are not in the proper coding convention. Make the code statements self-documented by following the naming convention and best programming practices given in the course contents. Write your answer in the 2nd column of the table in the respective row.  

Solution:

Code Statements without proper coding conventions	Code Statements with proper coding conventions
float sum = .25; //declaring a float variable	float sum = 0.25;
string bookname; //declaring a string variable for book name	string bookName;
if (isEven) printEven(); //conditional statement	If (isEven) printEven();
floatValue = intValue //type casting	floatValue = (float) intValue;
double speed = 0;   //declaring a double variable	double speed = 0.0;

 

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