Wago Store Executive Interview Questions and Answers

Q1. Circular buffer
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Q2. Debugging strategies
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Q1. Not much, why are you looking for a change
Ans. 
Seeking new challenges and opportunities for growth in a different environment.
• Looking to expand my skill set and knowledge in a new role

• Interested in working on different projects and technologies

• Seeking a more collaborative team environment

• Wanting to take on more leadership responsibilities
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Low level of digital electronics

Easy aptitude and MCQ questions in C

Q1. Inheritance, Virtual functions, and projects from resume
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Q2. How to implement inheritance, use case
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Inheritance in software development allows a class to inherit properties and behaviors from another class.
• Create a base class with common properties and methods

• Create a derived class that inherits from the base class

• Use the 'extends' keyword in languages like Java or C++

• Override methods in the derived class if necessary

• Access parent class methods using 'super' keyword
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Q3. Virtual functions usage in code
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Virtual functions are used in object-oriented programming to achieve polymorphism by allowing a function to be overridden in a derived class.
• Virtual functions are declared in a base class with the 'virtual' keyword and can be overridden in derived classes.

• They allow a function to be called based on the actual type of an object rather than the declared type.

• Virtual functions are used to achieve runtime polymorphism in C...read more
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Q4. What Problems did u overcome in your project
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Q1. About yourself and basic questions
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Q2. About your skills set to match the job
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Coding questions basic and complex questions to solve

Q1. Bitwise operation and memory layout in c
Ans. 
Bitwise operations are used to manipulate individual bits in memory. Memory layout in C refers to how data is stored in memory.
• Bitwise operations include AND, OR, XOR, and NOT.

• They are often used for tasks like setting or clearing specific bits, checking if a bit is set, or toggling bits.

• Memory layout in C determines how variables are stored in memory, including their size, alignment, and order.

• It is important to under...read more
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Q2. Explain few terms in LTE
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LTE stands for Long-Term Evolution, a standard for wireless communication in mobile networks.
• LTE is a 4G wireless communication technology

• It provides high-speed data transmission and low latency

• LTE uses OFDMA for downlink and SC-FDMA for uplink

• LTE supports multiple antennas for improved signal quality (MIMO)

• LTE Advanced (LTE-A) is an enhanced version with higher data rates and capacity
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Q3. In one path goes wrong in mimo does snr and data both or any one goes bad
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Q1. Give a code and write coding or debug
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Provide a code snippet and explain how to debug it
• Identify the specific error message or issue in the code

• Check for syntax errors, missing brackets, or typos

• Use debugging tools like console.log or breakpoints to track the flow of the code
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Q1. Explain storage variables in C?
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Storage variables in C are used to store data temporarily during program execution.
• Storage variables in C are declared using data types like int, float, char, etc.

• They can be stored in different memory locations like stack, heap, or data segment.

• Variables declared outside functions have global scope and are stored in data segment.

• Variables declared inside functions have local scope and are stored in stack memory.

• Dynami...read more
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Q2. Take two numbers, reverse both, then perform addition and reverse again?
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Q3. First three kinds of sorting
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The first three kinds of sorting are bubble sort, selection sort, and insertion sort.
• Bubble sort compares adjacent elements and swaps them if they are in the wrong order.

• Selection sort selects the smallest element and swaps it with the first element, then selects the second smallest element and swaps it with the second element, and so on.

• Insertion sort builds the final sorted array one item at a time by inserting each
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Q4. Output questions based on pointers in C
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Good knowledge in physics and maths

3 coding round good knowledge in c Programming language

Q1. Technical questions asked and explain the logic used in second round
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