MXC Solutions India Mca Trainee Interview Questions and Answers

Basic Aptitude Questions and some Chemistry Questions also.

Basic Coding Questions like find the factors of a no., find the third largest no., Palindrome question

Q1. They will ask about your choice of programming language
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Q2. I chose Python, and they asked me to lambda function, pickling, try error finally, Modelling in ML etc.
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Genral aptitude based on work , time , streams, speed , mixtures , ratio etc

Q1. What are symmetric and asymetric keys in cryptography ?
Ans. 
Symmetric keys use the same key for encryption and decryption, while asymmetric keys use a pair of public and private keys.
• Symmetric keys are faster and simpler, but require secure key exchange. Example: AES encryption.

• Asymmetric keys provide better security and do not require secure key exchange. Example: RSA encryption.

• Symmetric keys are typically used for encrypting large amounts of data, while asymmetric keys are u
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Q2. How to defend from DDOS attack ?
Ans. 
Defend against DDOS attacks by implementing strong network security measures.
• Use a firewall to filter out malicious traffic

• Implement rate limiting to prevent overwhelming the server

• Utilize a content delivery network (CDN) to distribute traffic and absorb attacks

• Deploy DDOS mitigation services such as Cloudflare or Akamai

• Regularly monitor network traffic for any unusual patterns
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Q3. Different types of attacks ?
Ans. 
Different types of attacks include phishing, malware, DDoS, SQL injection, and social engineering.
• Phishing: fraudulent emails or websites to trick users into revealing sensitive information

• Malware: malicious software designed to harm a computer system

• DDoS (Distributed Denial of Service): overwhelming a system with traffic to make it unavailable

• SQL injection: inserting malicious SQL code into input fields to manipulate ...read more
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Hackerrank Assessment was taken. 4 questions were given, out of which solving 2 of them would make you eligible for the next round.

A general Aptitude test was taken on AON platform. It was not that difficult, someone with intermediate knowledge of aptitude and quant would be able to clear it.

Q1. Basic concepts of Data Structures, OOP, Operating System and DBMS were asked.
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Q1. Tell me about yourself, your weaknesses, strengths, ability to handle a team crisis, etc.
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Basic math that included questions regarding geometry, time and distance, area, and no complex concepts were involved

There were 4 coding questions to be solved within 45minutes. The questions were on basic concepts like array, string.

There were 1 coding question based on pattern and time given was 1 hour.

Q1. All the questions were asked from your resume
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Q2. Oops concepts , inheritance, polymorphism
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You must prepare all the aptitude concepts

You should know how to speak well and fluent with polite manner