Arista Networks Coding Interview Questions
We track 38 coding questions asked at Arista Networks, tagged with the algorithms and concepts they test. The most common: String, Array, Hash Table, Linked List, Dynamic Programming.
Browse all 38 Arista Networks questions →Concept mix
Each question's weight is split evenly across its concepts, so the shares sum to 100%.
- Linked List14.5%
- String12.0%
- Array9.6%
- Hash Table7.2%
- Recursion6.8%
- Dynamic Programming5.7%
- Two Pointers5.0%
- Backtracking3.8%
- Stack3.7%
- Binary Search3.5%
- Other (24)28.0%
How many questions involve each concept
Share of all 38 tracked Arista Networks questions that touch each concept. Questions usually involve several, so these overlap.
- String34.2%
- Array31.6%
- Hash Table26.3%
- Linked List26.3%
- Dynamic Programming15.8%
- Recursion15.8%
- Two Pointers13.2%
- Backtracking10.5%
- Binary Search10.5%
- Depth-First Search10.5%
- Stack10.5%
- Binary Tree7.9%
Where Arista Networks differs from the average company
Concept weight at Arista Networks relative to the average across all companies we track. Green means Arista Networks leans on it harder than most.
- Linked List6.9×
- Recursion6.2×
- Backtracking2.9×
- Graph Theory1.5×
- Array0.50×
- Greedy0.47×
- Math0.46×
- Sorting0.41×
Arista Networks specialties
Concepts that show up at Arista Networks but are rarely asked elsewhere. They are easy to get blindsided by.
Difficulty mix
Level split of the 38 tracked Arista Networks questions.
- Junior26% (10)
- Mid/Senior71% (27)
- Staff3% (1)
Every concept in Arista Networks interviews
| Concept | Questions | % of questions | Share of mix |
|---|---|---|---|
| String | 13 | 34.2% | 12.0% |
| Array | 12 | 31.6% | 9.6% |
| Hash Table | 10 | 26.3% | 7.2% |
| Linked List | 10 | 26.3% | 14.5% |
| Dynamic Programming | 6 | 15.8% | 5.7% |
| Recursion | 6 | 15.8% | 6.8% |
| Two Pointers | 5 | 13.2% | 5.0% |
| Backtracking | 4 | 10.5% | 3.8% |
| Binary Search | 4 | 10.5% | 3.5% |
| Depth-First Search | 4 | 10.5% | 2.5% |
| Stack | 4 | 10.5% | 3.7% |
| Binary Tree | 3 | 7.9% | 1.8% |
| Heap (Priority Queue) | 3 | 7.9% | 1.3% |
| Math | 3 | 7.9% | 2.6% |
| Matrix | 3 | 7.9% | 2.3% |
| Sorting | 3 | 7.9% | 1.6% |
| Tree | 3 | 7.9% | 1.8% |
| Breadth-First Search | 2 | 5.3% | 1.3% |
| Counting | 2 | 5.3% | 0.9% |
| Design | 2 | 5.3% | 1.1% |
| Divide and Conquer | 2 | 5.3% | 1.2% |
| Graph Theory | 2 | 5.3% | 1.5% |
| Greedy | 2 | 5.3% | 1.4% |
| Sliding Window | 2 | 5.3% | 1.8% |
| Binary Search Tree | 1 | 2.6% | 0.4% |
| Bit Manipulation | 1 | 2.6% | 0.4% |
| Bucket Sort | 1 | 2.6% | 0.3% |
| Data Stream | 1 | 2.6% | 0.4% |
| Doubly-Linked List | 1 | 2.6% | 0.7% |
| Memoization | 1 | 2.6% | 0.4% |
| Quickselect | 1 | 2.6% | 0.3% |
| Simulation | 1 | 2.6% | 0.9% |
| Topological Sort | 1 | 2.6% | 0.7% |
| Trie | 1 | 2.6% | 0.4% |
Practice a Arista Networks interview
Take a realistic AI-led mock interview with questions Arista Networks actually asks, with live voice and real feedback.
Start a mock interviewYour first interview is free · no credit card required