10+ Sindhar Institute of Gemology Interview Questions and Answers

It is impossible to accurately determine the number of haircuts in India in 24 hours without specific data.

• The number of haircuts in India in 24 hours would depend on the population, number of hair salons, and average time taken for a haircut.

• Factors such as holidays, weekends, and special events could also affect the number of haircuts in a day.

• Without concrete data on the above factors, it is not possible to provide an accurate estimate.

SSL works by encrypting data transmitted between a client and server, while a proxy acts as an intermediary for requests.

• SSL (Secure Sockets Layer) encrypts data transmitted between a client and server to ensure privacy and security.

• SSL uses cryptographic protocols to establish a secure connection, typically using public key infrastructure (PKI).

• A proxy server acts as an intermediary between a client and server, forwarding requests and responses.

• Proxies can be used for variou...read more

Implement a stack using an array in a programming language of your choice.

• Create a class or struct to represent the stack

• Use an array to store the elements of the stack

• Implement push, pop, and peek operations

• Handle stack overflow and underflow cases

OAuth2 is an authorization framework while JWT is a token format for authentication.

• OAuth2 is an authorization framework used for delegated access to resources.

• JWT is a token format that can be used for authentication and information exchange.

• OAuth2 involves obtaining an access token from an authorization server.

• JWT is a self-contained token that contains user information and can be verified without querying a database.

• OAuth2 is more suitable for scenarios where third-party a...read more

Key Performance Indicators (KPIs) relevant in brand analytics include brand awareness, brand sentiment, customer loyalty, and market share.

• Brand awareness: Measure of how well a brand is recognized by consumers.

• Brand sentiment: Analysis of consumer perceptions and attitudes towards the brand.

• Customer loyalty: Measure of how likely customers are to continue purchasing from the brand.

• Market share: Percentage of total sales in a market that a brand holds.

Data science plays vital roles in contemporary world by enabling businesses to make data-driven decisions, improving healthcare outcomes, enhancing customer experiences, and driving innovation.

• Data science helps businesses make informed decisions by analyzing large datasets to identify trends and patterns.

• In healthcare, data science is used to predict disease outbreaks, personalize treatment plans, and improve patient outcomes.

• Data science is crucial for enhancing customer ex...read more

Web socket is a communication protocol that provides full-duplex communication channels over a single TCP connection.

• Web socket allows for real-time, bi-directional communication between a client and a server.

• It is commonly used in applications that require live updates, such as chat applications or online gaming.

• Web socket connections are initiated through a handshake process and can remain open for as long as needed.

• Unlike traditional HTTP connections, web sockets do not re...read more

Developed a predictive model for drug response in cancer patients using machine learning.

• Collected and cleaned patient data including genetic information and treatment history

• Utilized machine learning algorithms to predict drug response based on patient characteristics

• Validated the model using clinical trial data and achieved high accuracy

• Provided insights for personalized medicine and treatment optimization

Yes, I am familiar with Adobe Analytics and have experience using it for data analysis.

• I have used Adobe Analytics to track website traffic and user behavior

• I have created custom reports and dashboards using Adobe Analytics

• I am proficient in extracting insights from Adobe Analytics data to drive business decisions

Window functions are used to perform calculations across a set of table rows related to the current row.

• Window functions are applied to a set of rows related to the current row in a query result.

• They can be used to calculate running totals, averages, ranks, and more.

• Examples include ROW_NUMBER(), RANK(), DENSE_RANK(), and NTILE().

Tuples are immutable while lists are mutable in Python.

• Tuples are created using parentheses () while lists are created using square brackets []

• Tuples are faster than lists for iteration and accessing elements

• Lists are more flexible as they can be modified, appended, or extended