Section 2: Wired and Wireless Networks OCR GCSE Computer Science

Which of the following statements is true?

• The Internet consists of millions of web pages linked together.

• The Internet is a web page created by a business.

• The WWW consists of millions of web pages linked together.

• WWW is the unique identity of a web page.

IPv4 IP addresses are ___ bit binary numbers

• 2
• 8
• 32
• 128

What is the domain name?

• The domain name identifies the server that hosts the website.
• The domain name identifies the country the server is based in.
• Uniform resource locator.
• The IANA

what is the task of the DNS?

• translate a domain name into the correct IP address
• translate an IP address into a domain name
• Gives names to websites which aren't named
• Leaves websites alone

What does "MAC" stand for in "MAC Address"?

• Media Access Control
• Mandatory Access Control
• Micro Access Control
• Media Access Certificate

Which of these is usually encoded in a MAC address?

• Manufacturer's identification number
• X.509 SSL certificate
• Checksum of packet data
• IEEE 802 network segment index

What does "NIC" stand for?

• Network Interface Controller
• National Internal Communication
• Network Interface Communication
• Native Interface Communication

Which of these is NOT a valid MAC Address?

• gf:98:a1:h5:k4:89
• d5.cf.1e.ef.af.4d
• AA:AA:AA:AA:AA:AA
• ab:ab:ab:ab:ab:ab

A LAN makes use of external hardware such as satellites and phone lines

• True
• False

Which network has the highest connection speed?

• LAN
• WAN