KOTRA Intern Interview Questions and Answers

Logical & reasoning questions

Q1. Java, oops, scenario based questions
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Array problem related to

Q1. Basic of nodejs & explain how will you build stock portfolio system
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All the basic english, maths and aptitude questions

Q1. Design schema for University
Ans. 
Schema design for a University
• Entities: Student, Professor, Course, Department, University

• Relationships: Student enrolls in Course, Professor teaches Course, Department offers Courses, University has Departments

• Attributes: Student (ID, Name, GPA), Professor (ID, Name, Department), Course (ID, Name, Department, Credits), Department (ID, Name, Head), University (Name, Location)
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Q2. How packet transfer takes place in tcp
Ans. 
Packet transfer in TCP involves segmenting data, adding headers, sending packets, acknowledging receipt, and retransmitting if necessary.
• Data is segmented into packets with headers added for source and destination information

• Packets are sent over the network to the destination

• The receiver acknowledges receipt of packets and requests retransmission if needed

• TCP ensures reliable delivery by reordering packets and handlin...read more
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Q3. Program to validate date
Ans. 
A program to validate a date input by the user
• Check if the input date follows the format MM/DD/YYYY

• Validate if the month is between 1 and 12

• Validate if the day is within the range based on the month and year (taking leap years into account)

• Ensure the year is a valid 4-digit number
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