Cubic Transportation Systems Automation Test Engineer Interview Questions and Answers

Q1. Find unique characters from string
Ans. 
To find unique characters from a string, we can iterate through the string and store each character in a set to check for uniqueness.
• Iterate through the string and store each character in a set

• Check if the character already exists in the set, if not add it

• Return the set of unique characters
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Q2. 2. Second Largest Element from an array.
Ans. 
Find the second largest element in an array of strings.
• Convert the strings to integers for comparison.

• Sort the array in descending order.

• Return the second element in the sorted array.
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Q3. 3. String str= abaaac find occurrence of consecutive chars
Ans. 
Count the occurrences of consecutive characters in a given string.
• Iterate through the string and compare each character with the next one

• Keep track of the count when consecutive characters are found

• Store the consecutive characters and their counts in an array of strings
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