Amazin Automation Solutions India Interview Questions and Answers

Traffic signals typically use AC power supplies, while Ethernet switches use DC power supplies.

• Traffic signals commonly use AC power supplies to convert AC voltage from the grid to the appropriate voltage for the signal lights.

• Ethernet switches typically use DC power supplies to convert AC voltage to the required DC voltage for operation.

• Examples of power supplies for traffic signals include step-down transformers and ...read more

The type of Ethernet relay used for traffic signals and electronic devices is typically an Ethernet switch.

• Ethernet switches are used to connect multiple devices within a local area network (LAN)

• They operate at the data link layer of the OSI model

• Examples of Ethernet switches commonly used in traffic signals and electronic devices include Cisco Catalyst switches and Juniper EX Series switches

TestNG is a testing framework while Selenium is a web automation tool. TestNG provides more features like grouping, parallel execution, and reporting.

• TestNG is a testing framework used for writing and running test cases, while Selenium is a web automation tool used for automating web applications.

• TestNG allows for grouping of test cases, parallel execution of tests, and generating detailed test reports, while Selenium ...read more