If objects are created without management, the memory will exhaust, crashing the system. Objects are that dynamically created are stored in the heap memory. The most commonly used garbage collection algorithm is Mark and Sweep algorithm. The algorithm automatically detected the unused objects in the memory and deleted them. How does garbage collection work? What algorithm is used in garbage collection is a memory management mechanism. Memory leaks can lead to performance issues and are bad for the application's health. Hence these objects are kept in the memory unnecessarily. The garbage collector fails to remove it from memory. Can you explain memory leaks?Ī memory leak occurs when objects available in a heap are not utilised. It makes it possible to manipulate the values. It is used to point to the variables indirectly. Explain the concept of pointers in CĪ pointer is a variable that stores the address of another variable. In this round, HR will usually check your attitude and organisational fitment.Ĭognizant Technical Interview Questions for Freshers. The questions can vary from Data structures, Databases, System Design, UI, AI/ML, etc. It is one of the crucial and difficult rounds in the entire process. Technical round is standard for freshers and experienced candidates. This test is based on previous experience and technology. While the experienced candidates have to take skill-based assessments. The Genc interview questions are divided into the following. Usually, freshers apply for the GENC position in Cognizant.
Candidates can take the test on an online platform. If you are a fresher, you must take the aptitude test first. Written/Aptitude/Objective/Technical/Hr Rounds
The recruitment of experienced candidates takes place through job portals like: The process for freshers happens in two ways: They are offered jobs depending on their skills and interests in technology. Their hiring method takes into account the fact that students have varying levels of IT experience. Cognizant Recruitment ProcessĬognizant believes in employing people that are driven to succeed and go above and beyond to contribute significantly with their digital expertise. Cognizant has three key areas of focus: digital business, digital operations, and digital systems and technology. In addition to information technology, security, consulting, ITO, and BPO, Cognizant also offers services in education and government. Its technology offers the tools and flexibility necessary for each person to develop their best self, whether changing the companies that the world relies on or helping you build your best self. Cognizant helps businesses streamline processes, reimagine customer experiences, and modernise technologies to keep up with the constant changes in business environments.
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