Trace VFX Interview Questions and Answers

Q1. TDS related questions
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Q2. Expenses related questions
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Q3. Cash management
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Q4. Inventory Management
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Q5. SAP related purchase order
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Q1. What is an LVM
Ans. 
LVM stands for Logical Volume Manager, a tool used in Linux systems to manage disk space by creating logical volumes from physical volumes.
• LVM allows for dynamic resizing of logical volumes without needing to unmount the filesystem

• It provides features like striping, mirroring, and snapshots for data management

• Common LVM commands include pvcreate, vgcreate, lvcreate, lvextend, lvreduce

• Example: Creating a new logical vol...read more
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Q2. How to check the open ports
Ans. 
To check open ports, use tools like netstat, nmap, or telnet
• Use netstat command to display all open ports on a system

• Use nmap tool to scan for open ports on a remote system

• Use telnet command to check if a specific port is open on a remote host
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Q1. What is a file storage and block storage
Ans. 
File storage stores data in files and folders, while block storage stores data in blocks or chunks.
• File storage organizes data in a hierarchical structure of files and folders, similar to a traditional file system.

• Block storage breaks data into blocks or chunks and stores them in a raw format without any file system structure.

• File storage is commonly used for storing documents, images, videos, etc., while block storage...read more
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Q2. How do you troubleshoot a server
Ans. 
To troubleshoot a server, start by checking for hardware issues, then move on to software problems and network connectivity.
• Check hardware components such as power supply, CPU, RAM, and storage devices for any issues or failures.

• Review system logs and error messages to identify any software-related issues or conflicts.

• Verify network connectivity by checking cables, switches, routers, and firewall settings.

• Use diagnosti...read more
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SHL platform, choose the best answer form cse concept,apti,

Q1. Face to face in college campus
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Q1. It only for clearing the technical round
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Q1. HTML5 CSS3 Basics and Advanced
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Q2. Javascript Basics and Advanced
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Q1. RO basic questions Wiring Installation Electrical consumption unit Hvac
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Q1. Find 3rd transaction of user from uber cab dataset
Ans. 
To find the 3rd transaction of a user from the Uber cab dataset.
• Identify the user's transactions in the dataset

• Sort the transactions by date/time

• Select the 3rd transaction of the user
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Q2. Find last quarter ordered product from logistics dataset
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To find the last quarter ordered product from logistics dataset.
• Identify the date range for the last quarter

• Filter the dataset for orders within that date range

• Identify the product ordered in the last quarter
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Q1. Tell me about yourself
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Q1. Explain how power bi works
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Q1. Merge 2 sorted Arrays
Ans. 
Merging two sorted arrays into a single sorted array
• Create a new array to store the merged result

• Use two pointers to iterate through both arrays and compare elements

• Add the smaller element to the new array and move the pointer for that array
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Q2. Write polyfill for getElementById
Ans. 
Polyfill for getElementById function in JavaScript
• Create a function named getElementById

• Check if the function already exists, if not, create it

• Use document.querySelector to select the element by ID

• Return the selected element
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Q3. What are the new features in React 18 ? Optimisation techinques in React ? Concurrency in React ?
Ans. 
React 18 introduces new features like automatic batching, start transition, and streaming server renderer. It also focuses on performance optimizations and concurrent rendering.
• New features in React 18 include automatic batching, start transition, and streaming server renderer.

• Optimization techniques in React 18 involve concurrent rendering, improved scheduling, and reduced re-renders.

• Concurrency in React 18 allows for...read more
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Q1. HLD round to develop Autocomplete feature End to End with API contracts and architecture.
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Q2. Remove duplicate characters from a sentence
Ans. 
Remove duplicate characters from a sentence
• Create an empty array to store unique characters

• Iterate through each character in the sentence

• Check if the character is already in the array, if not add it
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