OpenText Technologies Interview Questions and Answers for Freshers

Find the largest number in an array of strings.

• Convert each string in the array to a number using parseInt()

• Use Math.max() to find the largest number in the array

Generate all possible non-empty subsets of a given array of distinct integers.

• Use recursion to generate all subsets by including or excluding each element in the array.

• Maintain a current subset and iterate through the array to generate subsets.

• Print each subset as it is generated to get all possible non-empty subsets.

Reverse a singly linked list of integers and return the head of the reversed linked list.

• Iterate through the linked list and reverse the pointers to point to the previous node instead of the next node.

• Keep track of the current, previous, and next nodes while traversing the linked list.

• Update the head of the reversed linked list to be the last node encountered.

• Ensure to handle edge cases like an empty linked list or a single node in the list.

Analyzing the frequency of words in sentences.

• Split the sentence into words using spaces as delimiter

• Create a dictionary to store word frequencies

• Iterate through the words and update the frequency count in the dictionary

• Return the dictionary with word frequencies

The basic personality of someone refers to their fundamental traits, behaviors, and characteristics.

• Personality is a combination of traits, such as introversion or extroversion, openness, conscientiousness, agreeableness, and neuroticism.

• It can also include behaviors, such as being organized, punctual, or assertive.

• Characteristics like being optimistic, empathetic, or ambitious are also part of someone's personality.

• Personality can influence how someone interacts with others,...read more

Fundamentals of computer science cover basic concepts and principles in computing.

• Includes topics like algorithms, data structures, programming languages, and computer architecture.

• Understanding of computational complexity, software engineering principles, and computer networking is essential.

• Knowledge of operating systems, databases, and cybersecurity is also important.

• Examples: Sorting algorithms like bubble sort, data structures like linked lists, programming languages lik...read more