Cognizant Associate Engineer Interview Questions, Process, and Tips for Experienced

Hashmap architecture of a project involves organizing data using key-value pairs for efficient retrieval and storage.

• Hashmap is a data structure that stores key-value pairs and allows for fast retrieval of values based on keys.

• It uses a hashing function to map keys to specific locations in memory for quick access.

• Hashmaps are commonly used in programming for tasks like caching, indexing, and implementing associative ar...read more

Yes, I am willing to relocate for the right opportunity.

• I am open to relocating for a position that aligns with my career goals and offers growth opportunities.

• I have experience moving for previous job opportunities and am comfortable with the process.

• I am excited about the possibility of exploring a new city or country and experiencing different cultures.

• I understand the importance of being flexible and adaptable in t

Normalization is the process of organizing data in a database to reduce redundancy and improve data integrity. ACID properties ensure database transactions are reliable.

• Normalization involves breaking down data into smaller, more manageable parts to reduce redundancy.

• ACID properties (Atomicity, Consistency, Isolation, Durability) ensure database transactions are reliable and maintain data integrity.

• Example: Normalizati...read more

Sets are unordered collections of unique elements, while lists are ordered collections of elements that allow duplicates.

• Sets do not allow duplicate elements, while lists do.

• Sets are unordered, while lists are ordered.

• Sets are implemented using hash tables, while lists are implemented using arrays or linked lists.

Locator techniques involve methods used to find and identify specific items or objects.

• Locator techniques can include GPS tracking, RFID technology, barcode scanning, and manual searching.

• GPS tracking uses satellites to pinpoint the exact location of an object or person.

• RFID technology uses radio waves to track and identify items with RFID tags.

• Barcode scanning involves scanning a barcode to retrieve information about ...read more