Welcome to the DFA Online Passport Appointment System. Review all fields in the online form carefully and provide complete and accurate information. Applicants are recommended to use only Google or Yahoo email accounts in securing an appointment to avoid any technical incompatibilities. DFA is the official website of the Philippine Department of Foreign Affairs. It provides information and services for passport application, authentication, consular assistance and more. In automata theory four types of finite automata are used to recognize the regular language among these two are DFA and NFA. Both have the same function but there are some differences in their structure and working. Your All-in-One Learning Portal: GeeksforGeeks is a comprehensive educational platform that empowers learners across domains-spanning computer science and programming, school education, upskilling, commerce, software tools, competitive exams, and more.
