1: Exam MCQs

Question 1

Which of the following best describes Groupon’s business model?

• Subscription
• Merchant model
• Affiliate model
• Infomediary model
• Utility model

Answer 1

• Affiliate model.

Question 2

What is not true about the TCP?

• There is a handshake between sender, receiver
• It is a connectionless protocol
• It is reliable
• The data sent is ordered

Answer 2

• TCP isn’t connectionless.

The Internet Protocol Stack 5-layer model has 4 logical layers (application, transport, network, link) and 1 physical layer.

• TCP provides a reliable connection, heavy.
• UDP is connectionless and quick, light.

Question 3

Which of the following can be an IP address?

• 143.33.208.45
• 128.3.25.124.87
• 126.25.43.21.35.64
• none of the above

Answer 3

143.33.208.45 (first), as address consists of 4 integers.

IPv6 addresses have colon (:) separators.

Question 4

Which protocol allows files to be copied from one computer to another across the Internet?

• SMTP
• HTTP
• FTP
• SNMP

Answer 4

FTP (File Transfer Protocol)

Question 5

Which of the following best describes this code?

p{margin-left:50px;}

• CSS
• HTML
• PHP
• Python
• AJAX

Answer 5

CSS