Câu 15: 2V0-72-22: Professional Develop VMware Spring

Which statement is true about the @PropertySource annotation? (Choose the best answer.)

1. A. Used to designate the location of the application.properties file in a Spring Boot application.
2. B. Used to easily look up and return a single property value from some external property file.
3. C. Used to designate the file directory of the application.properties file in a Spring Boot application.
4. D. Used to add a set of name/value pairs to the Spring Environment from an external source. — đáp án hiện tại