Nik Baker's Interview Questions and Answers

Q1. What is Harar Key ?
Ans. 
Harar Key is a traditional Ethiopian coffee variety known for its distinct flavor and aroma.
• Harar Key is a type of coffee grown in the Harar region of Ethiopia.

• It is known for its fruity and wine-like flavor with hints of blueberry and chocolate.

• Harar Key coffee beans are typically dry-processed, which contributes to their unique characteristics.

• The coffee is often roasted to a medium-dark level to enhance its flavors.

• ...read more
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Q2. How to solve if ordered item is wrong?
Ans. 
To solve if ordered item is wrong, contact the seller or customer service for a replacement or refund.
• Contact the seller or customer service immediately

• Explain the issue and provide necessary details

• Request a replacement or refund

• Follow any instructions provided by the seller or customer service

• Return the wrong item if required
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Q1. About Education and background
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Q2. Previous experience
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Round duration - 140 minutes
Round difficulty - Medium

Test timing was at 2:00 pm , it was conducted in a college and the environment was good for the test. Camera was a primary part of test, so no suspicious activity.

Q1. 
Sum of Two Numbers Represented as Arrays
Given two numbers in the form of two arrays where each element of the array represents a digit, calculate the sum of these two numbers and return this sum as an ar...read more
Ans. 
Given two numbers represented as arrays, calculate their sum and return the result as an array.
• Iterate through the arrays from right to left, adding digits and carrying over if necessary

• Handle cases where one array is longer than the other by considering the remaining digits

• Ensure the final sum array does not have any leading zeros
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Round duration - 20 minutes
Round difficulty - Easy

The round was conducted at around 12 p.m. I was called at the college location and then it was conducted. The interviewer was quite polite and frank.

Round duration - 8 minutes
Round difficulty - Easy

This round was conducted right after finishing and clearing the technical round at the same place and on the same day.

Q1. Solid principles in c#
Ans. 
Solid principles are a set of design principles for writing maintainable and scalable code in C#.
• Single Responsibility Principle (SRP) - a class should have only one reason to change

• Open/Closed Principle (OCP) - a class should be open for extension but closed for modification

• Liskov Substitution Principle (LSP) - derived classes should be substitutable for their base classes

• Interface Segregation Principle (ISP) - client...read more
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