SecNinjaz Technologies Interview Questions and Answers

Q1. Na not applicable
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Q2. Na not applicable right now
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Q1. Based on Projects on Resume
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Q2. Frequency Divider code
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Q1. It was one on one round they just simply ask about your skills and Ur work experience and questions on that.
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Q1. This is another person who is head of the Data department asks simple question based on your resume no technical rounds asks about buisness scenario
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Q1. Basic question about us
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Q1. Question related to AWS cloud
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Q2. Questions related to DevOps and System Administration
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Q3. Question related to Linux and networking
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Q4. Question related to monitoring
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They conduct the exam about a 60 minutes and also extended it for extra 20 minutes they give 5 questions on computer networks and the remaining questions all about the logical reasoning and quantative aptitude. That is all about my first round aptitude test.

Q1. They ask about the network layers and also port numbers for the some networks.
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Q2. What are the network models we have in computer networks ? what are the port numbers of networks ? types of topologies ? explain some of topologies which are present in the computer networks..?
Ans. 
Network models include OSI and TCP/IP. Common port numbers include 80 for HTTP and 443 for HTTPS. Topologies include star, bus, ring, and mesh.
• Network models: OSI, TCP/IP

• Common port numbers: 80 (HTTP), 443 (HTTPS)

• Types of topologies: star, bus, ring, mesh

• Examples of topologies: star - all devices connected to a central hub, ring - each device connected to two others in a circular fashion
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Q3. And also they ask my self..
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Q1. Tell me about your self... why we hire you..? what place you think after 5 years work in this company..? how you can encograge your team mates when they feel low while doing a real time project..?
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Q1. Inheritance, Contructord, Polymorphism etc
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Q1. Exception Handing, Datatypes, Unix, Sql
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Q1. What are the network operator in india
Ans. 
Some of the major network operators in India are Airtel, Vodafone Idea, Reliance Jio, and BSNL.
• Airtel is one of the largest telecom operators in India, offering services like mobile, broadband, and digital TV.

• Vodafone Idea is a merger of Vodafone India and Idea Cellular, providing mobile services across the country.

• Reliance Jio is known for its 4G network and affordable data plans, disrupting the telecom market in Indi...read more
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Q2. What is 2G,3G and 4G
Ans. 
2G, 3G, and 4G are generations of mobile network technology, each offering faster data speeds and improved capabilities.
• 2G refers to second-generation mobile networks, providing basic voice and text services.

• 3G is the third generation, offering faster data speeds for internet browsing and multimedia applications.

• 4G is the fourth generation, delivering even faster data speeds, lower latency, and support for advanced ser...read more
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Q3. What are the type of tower structure ,GBT,RTTANDRTP
Ans. 
GBT stands for Guyed Tower, RTT stands for Roof Top Tower, and RTP stands for Roof Top Pole.
• GBT (Guyed Tower) is a type of tower structure supported by guy wires.

• RTT (Roof Top Tower) is a tower structure installed on the roof of a building.

• RTP (Roof Top Pole) is a pole structure installed on the roof of a building.
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Q4. Type of sim card
Ans. 
The type of SIM card refers to the physical size and shape of the SIM card, such as standard, micro, or nano.
• Types of SIM cards include standard, micro, and nano sizes

• Standard SIM cards are the largest, micro SIM cards are smaller, and nano SIM cards are the smallest

• Different devices may require different types of SIM cards
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Q5. What is alpha, beta and gamma sector
Ans. 
Alpha, beta, and gamma sectors are divisions used in various industries to categorize different areas or components.
• Alpha sector typically refers to the first or primary sector in a system or project

• Beta sector usually represents the secondary or intermediate sector

• Gamma sector often denotes the tertiary or final sector

• These divisions can be used in project management, software development, manufacturing, etc.
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Q1. Complete technical Round Question were on manual testing, java, selenium and sql
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Q1. Round 2 was like technical+ HR round Asked all important questions of manual testing, sql, java and selenium
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Q1. Given two codes to identify there output, the code includes the concept of 'this' keyword and its behavior with arrow functions and normal functions.
Ans. 
The code demonstrates the behavior of 'this' keyword with arrow functions and normal functions.
• Arrow functions do not bind their own 'this' value, it inherits 'this' from the surrounding scope.

• Normal functions have their own 'this' value, which is determined by how the function is called.

• Arrow functions are useful when you want to preserve the value of 'this' from the surrounding context.
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Q2. Given a coding question to get even numbers in a different array from the original array of numbers.
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Q3. Given SQL database structure and questions to which was asked to form SQL queries, it includes knowledge of 'joins' and use of subquery.
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Q4. Given a question to take the input from a user and print the sum of those input and return the output (javascript).
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Q5. What are streams and its type, write a code using the any of the stream.
Ans. 
Streams are objects that allow reading or writing data continuously. There are four types of streams: Readable, Writable, Duplex, and Transform.
• Streams are used to handle large amounts of data efficiently.

• They can be used for reading data from a source or writing data to a destination.

• Streams can be piped together to create a data flow.

• Example: Reading a file using a Readable stream and writing it to another file using
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This was a Machine Coding round, i was asked to come to office for this round. I was given to make a nodejs project from scratch using , any framework of my choice (expressjs, nestjs,etc), using sql database (any ORM of your choice).

Entities - User, Task

User -
1. user should have an email , first name, last name and password
2. user can login using email and password

Task -
1. CRUD for the task
2. Each task should be associated with a user

Extra (if time)-
1. User can assign task to different user

Note :- Time given was 2 Hours, i could not do the extras , but i was asked the question regarding my thought process on how will i approach the extras, because extras required a change in the already made entity models as well as in relations between them if any.