Advantest Intern Interview Questions and Answers

It was online coding test consist of 2 question
One from DP and other graph

One question of DP within in 45 min time constraints

Q1. Floor value of square root of a number
Ans. 
Floor value of square root of a number is the largest integer less than or equal to the square root.
• The floor value of square root of a number can be found using mathematical functions like floor() or integer division.

• For example, the floor value of square root of 16 is 4, as sqrt(16) = 4.

• For non-perfect square numbers, the floor value of square root can be calculated using approximation methods.
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Level was medium to hard

Q1. Technical interview
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Q2. Questions on DSA Cs fundamentals
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Q3. Coding questions
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Q4. Ques on String array
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Q5. To print tree in anticlock wise direction
Ans. 
To print a tree in anticlockwise direction, start from the bottom left and traverse each level from right to left.
• Start from the bottom left of the tree

• Traverse each level from right to left

• Print the nodes as you traverse
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Q1. About my current company
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Q2. About the work I do in my current company
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Coding round where they ask few coding questions

1 hr test , basics C++, oops, pointers

Q1. Oops concepts , smart pointers, ask me write code of oops concepts and then cross questioning
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MCQ questions in a time frame of 45 mins.

Q1. Resume based questions
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Q2. Questions on Stack
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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.