Evertz Microsystems Interview Questions and Answers

Q1. Which is connection oriented udp or tcp
Ans. 
TCP is connection-oriented, while UDP is connectionless.
• TCP establishes a connection before sending data, ensuring reliable delivery.

• UDP does not establish a connection and does not guarantee delivery.

• TCP is used for applications like web browsing, email, and file transfer.

• UDP is used for real-time applications like video streaming and online gaming.
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Q2. What is meant by https and ftp
Ans. 
HTTPS is a secure protocol for transferring data over the internet, while FTP is a protocol for transferring files between a client and a server.
• HTTPS stands for Hypertext Transfer Protocol Secure

• It encrypts data to ensure secure communication between a client and a server

• Commonly used for secure online transactions, such as online banking or shopping

• FTP stands for File Transfer Protocol

• It allows for the transfer of fi...read more
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Communication assesment is conducted

Q1. What are the main four pillars of oops
Ans. 
Encapsulation, Inheritance, Polymorphism, Abstraction
• Encapsulation: Bundling data and methods that operate on the data into a single unit

• Inheritance: Ability of a class to inherit properties and behavior from another class

• Polymorphism: Ability to present the same interface for different data types

• Abstraction: Hiding the complex implementation details and showing only the necessary features
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Q2. What do you know about os
Ans. 
Operating System (OS) is a software that manages computer hardware and provides services for computer programs.
• OS controls hardware resources like memory, CPU, and storage.

• It provides a user interface for interacting with the computer.

• Examples of OS include Windows, macOS, and Linux.
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Q1. How do you connect the backend with the frontend and implement the integration?
Ans. 
Connecting backend and frontend involves APIs, data formats, and frameworks to ensure seamless communication and integration.
• RESTful APIs: Use RESTful APIs to enable communication between frontend and backend. For example, a GET request to fetch user data.

• GraphQL: Implement GraphQL for more flexible data queries, allowing the frontend to request only the data it needs.

• JSON Format: Use JSON as the data interchange forma...read more
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Q2. Debug provided CPP code and explain on the fly
Ans. 
Debugging C++ code involves identifying and fixing errors to ensure correct functionality and performance.
• Check for syntax errors: Ensure all statements end with a semicolon.

• Verify variable initialization: Uninitialized variables can lead to undefined behavior.

• Use debugging tools: Tools like gdb can help trace execution and inspect variables.

• Check for memory leaks: Use tools like Valgrind to identify memory management ...read more
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Q1. Internet speed test
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Q2. Testing questions
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Q1. Sql joins question
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Q2. Login page test case
Ans. 
Test cases for a login page ensure functionality, security, and user experience are validated effectively.
• Verify that the login page loads successfully without errors.

• Check that valid credentials allow access to the user dashboard.

• Test that invalid credentials display an appropriate error message.

• Ensure the 'Forgot Password' link redirects to the password recovery page.

• Validate that the login form is secure against SQL...read more
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Q1. Resume questions
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Q2. Personality questions
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Contains Quant -Apti and technical questions of respective streams

Q1. How to measure rating of resistance from colour code?
Ans. 
Resistance rating can be measured from colour code by identifying the colour bands and their corresponding values.
• Identify the colour bands on the resistor, typically there are 4 or 5 bands.

• Refer to a resistor colour code chart to determine the value of each colour band.

• The first two bands represent the first two digits of the resistance value, the third band represents the multiplier, and the fourth band represents th...read more
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Q2. Explain specifications of any microcontroller you used?
Ans. 
I have experience with the Arduino Uno microcontroller, which is based on the ATmega328P chip.
• The Arduino Uno microcontroller is based on the ATmega328P chip

• It has 14 digital input/output pins, 6 analog inputs, a 16 MHz crystal oscillator, a USB connection, a power jack, and a reset button

• The ATmega328P chip has 32 KB of flash memory for storing code, 2 KB of SRAM, and 1 KB of EEPROM

• It can be programmed using the Ardui...read more
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