20+ Gani Wood Industries Interview Questions and Answers

Rotate a subarray of size N starting from a given point in a 2D array of size X Y.

• Identify the subarray based on the starting point and size N

• Extract the subarray and rotate it using a temporary array or in-place rotation

• Replace the rotated subarray back into the original array

• Handle edge cases such as subarray exceeding array boundaries

Merge two sorted arrays of size n and 2n, remove duplicates and keep sorted.

• Create a new array of size 3n to hold the merged and sorted array

• Use two pointers to iterate through the arrays and compare elements

• If an element is a duplicate, skip it and move to the next element

• If an element is not a duplicate, add it to the new array and move to the next element

• Continue until all elements have been added to the new array and it is sorted

High severity issues have a significant impact on the system's functionality, while low severity issues have minimal impact.

• High severity issues can cause system crashes or data loss, while low severity issues may only affect cosmetic aspects.

• High severity issues are critical and need immediate attention, while low severity issues can be addressed later.

• From a QA point of view, it is important to prioritize high severity issues to ensure the system's stability and functionali...read more

Reverse a string and its words using two methods.

• Method 1: Reverse the entire string and then reverse each word individually.

• Method 2: Split the string into words, reverse the order of the words, and then reverse each word individually.

• Example: Input string - 'Hello world, how are you?' Output - '?uoy era woh ,dlrow olleH'

Check if a number can be represented in the form 5^n

• Check if the number is a power of 5

• Use logarithms to determine if the number can be represented as 5^n

• Examples: 5, 25, 125 are represented as 5^1, 5^2, 5^3 respectively

Use a StreamController to update a value in Bloc from another Bloc

• Create a StreamController in the Bloc where the value needs to be updated

• Add a method in the Bloc to listen to the StreamController and update the value

• In the other Bloc, get access to the StreamController and add the new value to it