Cerence Software Development Engineer Test Interview Questions and Answers

I work on APIs by understanding their functionality and testing them using various tools and techniques.

• I review API documentation to understand its functionality

• I use tools like Postman to test API endpoints

• I verify API responses against expected results

• I perform load testing to ensure API can handle expected traffic

• I collaborate with developers to resolve any issues found during testing

Yes, I can create a set of data using API.

• I can use API endpoints to create data in the system.

• I can use tools like Postman or cURL to send API requests.

• I can also write scripts in programming languages like Python to automate the process.

• Examples include creating new users, adding products to a catalog, or updating customer information.

Query params can be passed through API by appending them to the URL after a '?' symbol.

• Add '?' symbol after the endpoint URL

• Add the parameter name followed by '=' and the value

• Separate multiple parameters with '&' symbol

• Example: https://api.example.com/users?id=123&name=John

BSS/OSS stands for Business Support System/Operations Support System used in telecommunication industry.

• BSS is responsible for customer-facing activities like billing, customer service, and order management.

• OSS is responsible for network-facing activities like network inventory, network management, and service provisioning.

• Both systems work together to ensure smooth operations and customer satisfaction.

• Examples of BSS/...read more

Rating/Charging is the process of determining the cost of a service or product based on usage or other factors.

• Rating/Charging is commonly used in telecommunications and utility industries.

• It involves measuring the usage of a service or product and applying a cost based on predetermined rates.

• For example, a mobile phone plan may charge a certain amount per minute of talk time or per gigabyte of data usage.

• Rating/Chargi...read more

Billing process involves generating invoices and collecting payments from customers.

• The billing process starts with creating an invoice based on the products or services provided to the customer.

• The invoice is then sent to the customer via email or mail.

• The customer reviews the invoice and makes the payment through various payment methods such as credit card, bank transfer, or check.

• Once the payment is received, it is ...read more