Question 1

How many LeetCode questions does Dell ask in interviews?

Accepted Answer

Dell has 11 known LeetCode interview questions. The difficulty breakdown is 6 Easy, 4 Medium, and 1 Hard problems.

Question 2

What are the most common topics in Dell coding interviews?

Accepted Answer

The most frequently asked topics at Dell are String (6 questions), Hash Table (4 questions), Array (4 questions), Sorting (2 questions), Database (2 questions). Focus on these topics to maximize your preparation.

Question 3

How should I prepare for a Dell coding interview?

Accepted Answer

Start with the most frequently asked Dell problems on CodeJeet, sorted by frequency. Focus on Easy difficulty first since Dell asks 4 Medium problems. Practice the top topics: String, Hash Table, Array.

Title	Difficulty	Acceptance	Frequency	Topics
Count Binary Substrings	Easy	70.3%	100.0%	Two PointersString
Break a Palindrome	Medium	51.6%	81.4%	StringGreedy
Longest Substring Without Repeating Characters	Medium	38.5%	66.2%	Hash TableStringSliding Window
Two Sum	Easy	57.1%	66.2%	ArrayHash Table
Group Anagrams	Medium	72.2%	66.2%	ArrayHash TableString+1
Minimum Value to Get Positive Step by Step Sum	Easy	64.6%	66.2%	ArrayPrefix Sum
Maximum Subarray	Medium	53.0%	66.2%	ArrayDivide and ConquerDynamic Programming
Delete Duplicate Emails	Easy	65.6%	57.3%	Database
Department Top Three Salaries	Hard	59.9%	57.3%	Database
Valid Anagram	Easy	67.8%	57.3%	Hash TableStringSorting
Valid Parentheses	Easy	43.7%	57.3%	StringStack

Dell

Difficulty Distribution

Top Topics

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