The first commercially successful web search engine, widely used in the 1990s, was named after a character in "Gulliver's Travels." What is the search engine's name? Google Lycos Yahoo! Excite None Which web browser, launched in 1995, played a key role in popularizing the internet for personal use? Mozilla Firefox Internet Explorer Netscape Navigator Opera None ARPANET, the precursor to the internet, was developed by the United States Department of Defense agency. What does ARPANET stand for? American Research Project for Advanced Networks Advanced Research Projects Agency Network Association of Researchers for Public Area Networking Automated Routing Protocol and Network None The first email was sent by Ray Tomlinson in 1971. What symbol did he use to separate the user's name from the computer's name in the email address? @ % ! # None In which year did the World Wide Web become publicly accessible, marking a significant milestone in internet history? 1975 1989 1993 2001 None Time's up