Which data structure provides O(1) average lookup?
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18%
Linked list
41%
Hash map
28%
Array with search
13%
Tree
Which property makes microservices independent?
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15%
Shared DB
21%
Tight coupling
44%
Loose coupling
21%
Monolith
What does npm install do?
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3%
Removes packages
11%
Updates Node
9%
Run tests
77%
Installs dependencies
Which of the following is a valid HTTP method?
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44%
FETCH
17%
SEND
34%
PATCH
5%
MODIFY
Which algorithm is commonly used for shortest path?
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23%
Merge sort
59%
Dijkstra
8%
KMP
9%
BFS only
👍3
REST is stateless meaning:
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63%
No session memory
12%
No database
11%
No auth
14%
No server
Unsupervised learning often uses:
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7%
Labels
16%
Regression
18%
Classification
58%
Clustering
Load balancers mainly improve:
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38%
Latency only
0%
Security
16%
Storage
47%
Scalability
In Python, deepcopy is needed for:
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14%
numbers
12%
strings
19%
tuples
55%
nested objects