NTPC GE Power Services Software Developer Interview Questions and Answers

Finding length of characters in string array without using inbuilt methods.

• Iterate through each string in the array and count the number of characters in each string using a loop.

• Add the count of characters in each string to get the total length of characters in the array.

Function to convert hexadecimal to binary in any programming language.

• Create a function that takes a hexadecimal string as input.

• Convert the hexadecimal string to an integer using the language's built-in function.

• Convert the integer to binary using the language's built-in function.

• Return the binary string.