Questions with Complete Solutions - Hamro CSIT

Write a function template that returns the greater number between two integers.

Not Answered Object-Oriented Programming Asked on 2081 Exam

When do we use static member functions? Explain the types of constructors with an example.

Not Answered Object-Oriented Programming Asked on 2081 Exam

Discuss the chain of constructor and destructor in derived class. Write a program to define a class named Employee with data members name, age and gender. Then create another class named EmployeeSalary inherited from Employee. In this class, the user should give the monthly salary of the employee and calculate the yearly salary after 15% tax deduction. In the main function, you should get the employee’s basic information and salary using inheritance.

Not Answered Object-Oriented Programming Asked on 2081 Exam

What types of exception can be encountered in file handling? Write a program to create a class named MOVIE with data members name and genre. If the genre of the movie is comedy then write it to COMEDY.DAT and if the genre is action, write it to ACTION.DAT

Not Answered Object-Oriented Programming Asked on 2081 Exam

What is centroid based clustering? Why is k-means clustering called a centroid based clustering algorithm? Cluster the following instances of given data with the help of K means algorithm (Take K = 2, use first and last data points as initial centroids):

Instance X Y

P1 2 3

P2 3 4

P3 6 8

P4 7 9

P5 8 10

P6 9 11

Not Answered Data Warehousing and Data Mining

What is a rule based classifier? How to extract the rules from the decision tree? What is overfitting? How to detect overfitting? Explain the way to solve the overfitting problem. Train ID3 classifier using the dataset given below. Then predict the class label for the new data sample [Weather=Sunny, Temperature=Hot, Humidity=Normal, Wind=Strong].

Weather Temperature Humidity Wind Play Tennis

Sunny Hot High Weak No

Sunny Hot High Strong No

Overcast Hot High Weak Yes

Rainy Mild High Weak Yes

Rainy Cool Normal Weak Yes

Rainy Cool Normal Strong No

Overcast Cool Normal Strong Yes

Sunny Mild High Weak No

Sunny Cool Normal Weak Yes

Rainy Mild Normal Weak Yes

Not Answered Data Warehousing and Data Mining

What is the Apriori principle? How is it used by the Apriori algorithm for frequent pattern mining? What are the limitations of Apriori approach? Use the APRIORI algorithm to generate strong association rules from the following transaction database. Use min_sup=40% and min_confidence=75%.

Transaction ID Items Purchased

T1 Bread, Milk, Eggs, Butter

T2 Bread, Milk, Cheese

T3 Milk, Eggs, Cheese, Yogurt

T4 Bread, Butter, Cheese

T5 Bread, Milk, Butter, Yogurt

Not Answered Data Warehousing and Data Mining

What is text mining? What do you mean by web mining? Define NLP.

Not Answered Data Warehousing and Data Mining

Define social network analysis. What is the motivation behind link mining?

Not Answered Data Warehousing and Data Mining

What is clustering? How is it different from supervised classification? What is the DBSCAN algorithm?

Not Answered Data Warehousing and Data Mining

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