H? tr?i nghi?m, h??ng nghi?p four SGK Ho?t ??ng tr?i nghi?m - K?t n?i tri th?cMenempatkan teks di atas gambar sangatlah populer tetapi bisa menyulitkan karena mengontrol kontras kemudian menjadi lebih sulit.In addition, it reveals the registration and expiration dates in the IP, enabling network administrators to track the position in their methods