APCSP Networks and the Internet 2

Question 1

Which protocol is responsible for assigning IP addresses dynamically to devices on a network?

Accepted Answer

DHCP

Answer

DHCP (Dynamic Host Configuration Protocol) automatically assigns IP addresses to devices when they join a network.

Question 2

A company sends a large file across the internet. The file is broken into smaller units before transmission. What are these units called?

Accepted Answer

Packets

Answer

The internet uses packet switching, where data is broken into packets that are routed independently and reassembled at the destination.

Question 3

What is the primary purpose of a router on the internet?

Accepted Answer

To forward packets toward their destination

Answer

Routers forward packets from one network to another, selecting the best path toward the packet's destination IP address.

Question 4

Which of the following best describes the difference between IPv4 and IPv6?

Accepted Answer

IPv6 uses 128-bit addresses, providing far more unique addresses than IPv4's 32-bit addresses

Answer

IPv6 uses 128-bit addresses, allowing approximately 3.4×10³⁸ unique addresses, compared to IPv4's ~4.3 billion addresses.

Question 5

A network uses fiber optic cables instead of copper cables. What is the primary advantage?

Accepted Answer

Fiber optic cables transmit data using light, enabling higher bandwidth over longer distances

Answer

Fiber optic cables use light pulses rather than electrical signals, enabling much higher bandwidth and longer transmission distances with less signal loss.

(APCSP) AP Computer Science Principles Practice Test

(APCSP) AP Computer Science Principles Practice Test

APCSP Networks and the Internet 2