The answer
Arrays, Hashing, Trees, Graphs, Binary Search, Greedy Algorithms, and Dynamic Programming are commonly tested.
DSA for Service-Based vs Product-Based Companies: How Much Do You Need?
What DSA topics are important for product companies?
More FAQs in DSA for Service-Based vs Product-Based Companies: How Much Do You Need?
Yes. Most service-based companies ask DSA questions, although they are often easier than those asked by product companies.
Product companies typically place greater emphasis on problem solving, optimization, and advanced DSA concepts.
In many cases, strong fundamentals and consistent practice with easy and medium-level questions are sufficient.
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