ZeroFOX Senior Piping Engineer Interview Questions and Answers

Q1. Boq of 1 KM 11 kV line.
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Q2. Boq of 1 km LT line
Ans. 
BOQ of 1 km LT line is a document that lists all the items required for the construction of a 1 km low tension line.
• BOQ stands for Bill of Quantities

• The BOQ includes details of materials, quantities, and prices

• The BOQ helps in estimating the total cost of the project

• Example items in the BOQ for a 1 km LT line: conductor, insulators, poles, transformers, hardware fittings, etc.
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Q1. About yourself?
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Q2. Power sector experience?
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Generic dotnet questions mcq

Q1. .net, c# , sql , async questions
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One problem is given need to make logic and your current project details

Managerial round was taken at the end

Q1. Previous works related questions in detail.
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Q2. Water supply related question will put in front of you, if you are working in the same field.
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Q1. If clear the round 1 then 2nd round will not be much difficult for that person.
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Q1. Salary negotiations will done in this round.
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Q1. Find the memory of the given structure (Struct padding is the hint)
Ans. 
The question asks to find the memory of a given structure by considering struct padding.
• Struct padding refers to the unused bytes added to align the members of a structure.

• To find the memory of a structure, we need to consider the size of each member and the padding added.

• The total memory of a structure is the sum of the sizes of its members and the padding.
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Q2. Write code to find the position of a number in a BST
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Code to find the position of a number in a BST
• Implement a recursive function to traverse the BST

• Compare the target number with the current node value

• If the target is smaller, go to the left subtree; if larger, go to the right subtree

• Repeat until the target is found or the subtree is null
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Q3. Create a Trie data structure and perform insertion and search on it.
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A Trie is a tree-like data structure used for efficient retrieval of strings. It supports insertion and search operations.
• A Trie is also known as a prefix tree.

• Each node in the Trie represents a character.

• The root node represents an empty string.

• Each node can have multiple children, each representing a different character.

• Insertion involves traversing the Trie and creating new nodes as needed.

• Search involves traversing...read more
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Q1. A string contains parenthesis, curly brackets and square brackets. Check if the string is valid or not.
Ans. 
Check if a string containing parenthesis, curly brackets, and square brackets is valid.
• Use a stack to keep track of opening brackets

• Pop from stack when encountering a closing bracket, ensuring it matches the corresponding opening bracket

• Return false if stack is not empty at the end
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General aptitude questions will be asked

Q1. Salesforce.com technical questions will be asked
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Q1. Salary negotiation etc
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Q1. Networking questions... Tcp handshake, osi layers, SSL etc
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Q1. Automation questions.. what you worked in previous projects
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Q1. Director round with normal questions
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Q1. Managerial round with basic managerial questions
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Q1. Salary discussion ... Basically they will not agree to what you demand
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Q1. Vp round with generel questions
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Q1. Data structure algorithm questions related to various scenarios
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Q2. DS Algo related questions which revolved around different scenarios
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