Interview Questions

Aelaf G. - "This depends on the list of documents and the length of the documents. My implementation will use Trie with node containing the following: class TrieNode { is_end: boolean, instances: { docid → [wordpositions] }, children: array[26] } Look up for a word will give result instances{docid:wordposition...} dictionary (which can be further improved by methods like max instance on a document....you name it...) Trie space is proportional to the total characters in"See full answer

Vipin G. - "// Function to delete a node from BST. public static Node deleteNode(Node root, int X) { // code here. if(root == null) return root; if(X root.data){ root.right = deleteNode(root.right, X); return root; } if(root.left == null){ return root.right; }else if(root.right == null){ "See full answer

Gal B. - "1. Clarifying Questions Before setting up metrics, I’d ask the following questions to clarify the scope and context of the product: What types of insights does the app provide? Are they focused on engagement (e.g., active users, message trends), security (e.g., flagged messages, compliance risks), or operational efficiency (e.g., team performance, usage patterns)? Who are the admins? Are they IT administrators, department leads, or HR managers? Their specific roles may define"See full answer

Lash - "A perceptron is the most basic building block of a neural network and represents a single-layer binary classifier."See full answer

Beth S. - "The DNS server of the site URL can identify the source of the traffic via GeoIP and redirect it to the Amazon services closest to that location. The load balancer, installed before the web server, can manage the load and redirect traffic to redundant services."See full answer

Exponent - "This is another Diagnosis problem. To answer this question, we suggest you use our framework (along with the TROPIC method) to be as thorough as possible. The framework is as follows: Ask clarifying questions List potential high level reasons Gather Context (TROPIC)Time Region Other features / products (internal) Platform Industry / Competition Cannibalization Establish a theory of probable cause Test theories Propose solutions Summarize "See full answer

An D. - "Understanding the Basics Choosing Learning Resources Practicing and Applying Knowledge Seeking Help and Staying Updated Leveraging Modern Tools"See full answer