Datacultr Sde1 Interview Questions and Answers

Q1. What is a VAN?
Ans. 
A VAN (Value-Added Network) is a third-party network provider that offers services such as secure data transmission and EDI.
• VANs are commonly used for electronic data interchange (EDI) between businesses.

• They provide secure and reliable communication channels for exchanging sensitive data.

• Examples of VANs include IBM Sterling Commerce and SPS Commerce.
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Q2. What is authentication and authorisation?
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Authentication is the process of verifying the identity of a user, while authorization is the process of determining what actions a user is allowed to perform.
• Authentication confirms the identity of a user through credentials like username and password.

• Authorization determines the level of access a user has to resources or features.

• Authentication is typically the first step before authorization.

• Examples of authenticati...read more
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Q3. What do you understand by Payment Gateway?
Ans. 
A payment gateway is a technology that securely processes online payments from customers to merchants.
• Acts as a middleman between the customer's bank and the merchant's bank

• Encrypts sensitive information to ensure secure transactions

• Supports various payment methods such as credit cards, digital wallets, and bank transfers

• Examples include PayPal, Stripe, and Square
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Q4. What is ViewState?
Ans. 
ViewState is a client-side state management technique used in ASP.NET web applications to store page-specific data.
• ViewState is used to persist data between postbacks in ASP.NET web forms.

• It stores data in a hidden field on the page that is sent to the client and back to the server.

• ViewState is not secure for storing sensitive data as it can be tampered with by the client.
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Q5. How ViewState is different from Session?
Ans. 
ViewState stores data related to a single page in ASP.NET while Session stores data across multiple pages.
• ViewState is used to store page-specific data, while Session is used to store user-specific data.

• ViewState data is stored on the client side, while Session data is stored on the server side.

• ViewState data is available only for a single page request, while Session data is available across multiple page requests.

• View...read more
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- There were 2 had questions majorly about DP, code link was shared.

Q1. Working capital, financial ratios
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