Cleartrip SDE Interview Questions and Answers

Easy coding question

Q1. Find number whose frequency is greater than n/2
Ans. 
Use Boyer-Moore Majority Vote Algorithm to find number with frequency greater than n/2.
• Iterate through array, keeping track of candidate and count

• If count becomes 0, update candidate to current element

• Increment count if current element is candidate, decrement otherwise

• Verify candidate's frequency at the end to ensure it is greater than n/2
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Q1. Project Discussion
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Q1. Difference between HTTP and HTTPS
Ans. 
HTTP is unsecured protocol while HTTPS is secured protocol using SSL/TLS encryption.
• HTTP stands for Hypertext Transfer Protocol, while HTTPS stands for Hypertext Transfer Protocol Secure.

• HTTP operates on port 80, while HTTPS operates on port 443.

• HTTPS encrypts the data transferred between the client and the server using SSL/TLS, while HTTP does not provide encryption.

• HTTPS provides authentication of the website's ident...read more
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