In the above case, if a user enters +890, then a blacklist will say it is valid because it does not contain A-Z. Whereas a whitelist will say it contains a character that is not a number, and only numbers are allowed, so it is invalid. By converting input data into its encoded form, this problem can be solved, and client side code execution can be prevented. Logging is storing a protected audit trail that...
Education
Make sure you prepare for the specific exam you’re taking because different exams may cover different topics. By passing the required exam, a certified individual proves tremendous fluency in Java SE and acquisition of the valuable professional skills required to be a Java software developer. This includes a deep understanding of object-orientation, functional programming through lambda expressions and...
Find out how willing your candidate is to share their skills with team members or to be willing to learn from them. This question is very clever in that it creates a situation whereby the roles between interviewer and interviewee are temporarily reversed. Asking this question can give you a broad sense of how they view their potential role and what they help desk engineer value in a help desk position, and...