Attero Recycling Operations Manager Interview Questions and Answers

Q1. Questions related to ipc
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Q2. Question on data structures
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Q3. Some on arm architecture
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Q1. Tell me about yourself
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Q1. Ofdm, Fixed point, sampling theorem, digital filters,
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Q2. Previous work clarity
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Previous work clarity is essential for successful collaboration and understanding of project requirements.
• Clearly explain the projects you have worked on in the past, including your role and responsibilities

• Provide examples of how you communicated with team members to ensure clarity in project goals

• Discuss any challenges you faced in previous projects and how you overcame them
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Q1. Fft, ofdm, CP, sampling theorem, previous experience,
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Q2. C basics, memory layout, function pointer, big small endian, bit manipulation, zero padding in structures
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Bit manipulation, memory layout, interrupts, semaphore mutex, implement memcpy, sorting, algo to share resource equally

Q1. Previous work experience, general attitude
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Q1. Implement atoi in c language
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atoi function converts a string to an integer in C language
• Use a loop to iterate through each character of the input string

• Check if the character is a digit (0-9) using 'isdigit' function

• Calculate the integer value by multiplying the current value by 10 and adding the digit value
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Q2. Remove the head of the linked list mainitning the remaining links
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Q1. Excel questions
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Q2. Usecase of if, vlookup, sumif, excercise for data cleaning and proper function
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Using if, vlookup, sumif for data cleaning and proper function in Excel
• Use IF function to create conditional statements for data cleaning

• Use VLOOKUP function to search for a value in a table and return a corresponding value

• Use SUMIF function to sum values based on a specific condition

• Exercise: Use IF function to categorize data into different groups based on a condition

• Exercise: Use VLOOKUP function to retrieve employe...read more
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Pointer and linked list

Pure technical on kernel programming

Q1. Pure technical questions on background project
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Q2. Mutex semaphore and spinlock
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Q3. How you will achieve multi threaded programming
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Multi-threaded programming can be achieved by creating multiple threads that run concurrently.
• Identify the tasks that can be executed in parallel

• Create threads using threading libraries in the chosen programming language

• Synchronize the threads to avoid race conditions and deadlocks

• Use locks, semaphores, and mutexes to manage shared resources

• Optimize the performance by balancing the workload among threads
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Q1. Why you want to join this company
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Q1. This was more like shortlisting round with manager. Asked about resume and previous work experience. Not much Technical questions.
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Q1. Python programming questions, Basics
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Q2. Python oops concepts
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Q3. What is module in Python
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A module in Python is a file containing Python code, which can define functions, classes, and variables.
• Modules help organize Python code into reusable components

• Modules can be imported into other Python scripts using the 'import' keyword

• Examples of modules in Python include math, random, and os
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Q4. Python memory management
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Q5. Basic Devops questions
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Q1. Details of UVM and System Verilog blocking and non blocking assignment
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UVM is a methodology for verifying complex designs using SystemVerilog. Blocking assignments execute sequentially, while non-blocking assignments execute concurrently.
• UVM (Universal Verification Methodology) is a standardized methodology for verifying complex designs in SystemVerilog.

• Blocking assignments in SystemVerilog execute sequentially, meaning the next statement waits for the current statement to finish.

• Non-bloc...read more
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Q1. Where do you see yourself in 5 years and strength and weakness
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