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I applied via Naukri.com and was interviewed in Mar 2024. There was 1 interview round.
The current used in laptops, mobiles, and electronic devices is typically low voltage direct current (DC).
Laptops, mobiles, and electronic devices operate on low voltage DC power.
The current used is usually in the range of 1-2 Amps.
The power adapters or chargers convert AC power from the wall outlet to DC power for these devices.
The DC current is used to power the internal components and charge the batteries.
Examples o...
I applied via Referral and was interviewed in Feb 2022. There were 2 interview rounds.
A transformer is an electrical device that transfers electrical energy from one circuit to another through electromagnetic induction.
Transformers work on the principle of electromagnetic induction
They consist of two coils of wire, called primary and secondary, wrapped around a magnetic core
When an alternating current flows through the primary coil, it creates a magnetic field that induces a voltage in the secondary coi...
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I applied via Campus Placement and was interviewed in Mar 2021. There were 4 interview rounds.
posted on 28 Jul 2021
I applied via Campus Placement and was interviewed before Jul 2020. There was 1 interview round.
Check if binary tree is balanced or not.
A balanced binary tree has the height of left and right subtrees differ by at most 1.
Recursively check the height of left and right subtrees and compare.
Use a helper function to calculate the height of a subtree.
Time complexity: O(nlogn) for a balanced tree, O(n^2) for a skewed tree.
Detect loops in a linked list.
Use two pointers, one moving at a faster pace than the other.
If there is a loop, the faster pointer will eventually catch up to the slower one.
To detect the start of the loop, reset one pointer to the head and move both pointers at the same pace.
I applied via Company Website and was interviewed in Jul 2021. There was 1 interview round.
Complex SQL scenarios and their results
Using subqueries to filter data
Joining multiple tables with complex conditions
Using window functions to calculate running totals
Pivoting data to transform rows into columns
Using recursive queries to traverse hierarchical data
I applied via Walk-in and was interviewed before Mar 2021. There were 3 interview rounds.
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posted on 15 Jul 2022
I applied via Referral and was interviewed before Jul 2021. There were 3 interview rounds.
If you are a fresher , then this is for you else almost no coding test for experienced candidates.
based on 3 interviews
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