Q21. WAN stands for _______________________
Q22. ISP stands for ________________
Q23. ARPANET stands for __________________________
Q24. Modem stands for __________________
Q25. NIC stands for _________________
Q26. Wi-Fi stands for ___________________
Q27. VoIP stands for ______________________
Q28. WWW stands for _________________
Q29. URI stands for __________________
Q30. HTML stands for ______________________
