Perforce Software Interview Questions and Answers

Use Terraform to create a VM and run a service on a cloud provider

• Define provider and resource in Terraform script

• Specify VM instance type, disk size, and networking configurations

• Provision a script to install and start the service on the VM

Real time data can be obtained using websockets, server-sent events, or polling.

• Use websockets to establish a two-way communication channel between client and server.

• Server-sent events allow servers to push data to clients over a single, long-lived connection.

• Polling involves making periodic requests to the server to fetch updated data.

React offers a component-based architecture, virtual DOM for performance, and strong community support.

• Component-based architecture allows for reusability and easier maintenance of code.

• Virtual DOM ensures efficient updates to the actual DOM, improving performance.

• Strong community support provides a wealth of resources, libraries, and tools for development.

• React's declarative approach simplifies UI development by focusing on the 'what' rather than the 'how'.

Static code analysis product testing involves analyzing source code without executing it to find potential bugs and security vulnerabilities.

• Static code analysis tools scan source code for potential bugs, security vulnerabilities, and code smells.

• Testing involves running the tool on sample code to see if it accurately detects issues.

• Test cases should cover a variety of programming languages, frameworks, and coding styles.

• Testers should verify that the tool provides accurate r...read more

Yes, I have experience in IDE plugin testing.

• Tested compatibility of IDE plugins with different versions of IDEs

• Identified and reported bugs in IDE plugins

• Ensured proper functionality of IDE plugins in various scenarios

Python 2 and Python 3 are two different versions of the Python programming language with various differences.

• Python 3 has print() function as opposed to print statement in Python 2.

• Python 3 uses Unicode for strings by default while Python 2 uses ASCII.

• Python 3 has different syntax for exception handling compared to Python 2.

• Python 3 has different integer division behavior compared to Python 2.

Test cases for a vending machine to ensure it functions correctly.

• Test inserting coins of different denominations

• Test selecting different products

• Test adding items to the vending machine

• Test removing items from the vending machine

• Test refunding money if product is out of stock