What types of errors or exceptions should be anticipated and handled during program development?

During Java development, it is necessary to anticipate and handle the following types of errors and exceptions:

• Checked Exceptions: for example, IOException, SQLException. These should be handled using try-catch blocks or declared in the method signature with throws.
• Unchecked Exceptions: RuntimeException and its subclasses, such as NullPointerException, IllegalArgumentException. These are usually not declared, but it is advisable to protect against them.
• Errors: for example, OutOfMemoryError, StackOverflowError. These are generally not handled as they relate to JVM issues.

Error handling should be meaningful: for example, handle IOException when working with files, handle SQLException when working with databases. It is important to use try-catch blocks to prevent abrupt program termination and log errors for subsequent analysis.