CSCI1412 Lecture 4

1. phones off(please) CSCI1412Lecture 4 Questions

2. Question 1 Which of the following statements is incorrect • A URL maps to an IP address • HTTP stands for Hypertext Transfer Protocol • An HTTP request may result in a ‘not found’ error 300 message. • Domain names are registered by InterNIC • The following are valid categories .GOV, .ORG, .BIZ, .TV CSCI1412-HW-2

3. Question 2 Which of the statements concerning Internet usage is correct? • Percentage of people with internet access in Africa is 20% • Percentage of people with internet access in Europe is 70% • Percentage of people in North America with internet access is 70% • 0.1% of the world’s internet pages are Arabic. • The continent with the greatest number of internet users is North America

4. Question 3 SMTP stands for • Synchronous Memory Tri-Packet • Simple Mail Transfer Protocol • Swift Mail Transfer Process • Synchronous Mail Tri-Packet • Single Memory Trans-Process CSCI1412-HW-2

5. Question 4 Which of the following is not a function of the Internet Society (ISOC) • The Internet Engineering task Force. (IETC) • The Internet Architecture Board (IAB) • The Internet Research Task Force (IRTF) • The Internet Engineering Steering Group (IESG) • The Internet Domain Name Service (InterNIC) CSCI1412-HW-2

6. Question 5 • Which of these statements about the history of the Internet is incorrect? • The Internet grew out of the ARPAnet project. • Non-linear documents (hypertext links) were proposed by Ted Nelson in 1963. • The first network email was sent in 1971. • The US government administered the Internet until 1999. • The first FTP was in 1973. CSCI1412-HW-2

7. Answers • C (error is 404) • C • B • E • D (it was 1991) CSCI1412-HW-2