Oct 21 - Big Idea 4 - Internet Quiz

Given the following network diagram, what is the minimum number of connections that must be broken or removed before computer E can no longer communicate with computer B?

• 1
• 2
• 3
• 4

Which of the following protocols is primarily used to establish a secure connection between browsers and servers so that no data is lost?

• HTTP
• SMTP
• SSL/TLS
• TCP/IP

The world is currently in a transition to using IPv6, a newer version of the IP protocol that uses 128-bit addresses instead of 32-bit addresses used by IPv4. What is the main problem that IPv6 was created to solve?

• IPv6 will allow problems with IPv4's address hierarchy to be resolved
• 32-bit addresses could not ensure that every internet-connected device can receive a unique IP address
• 32-bit addresses could not accommodate the increased size and amount of data traveling on the Internet as it has grown in popularity
• IPv4 proved unreliable in some cases where network redundancy could not be ensured

Andrew uses an application to track HOW LONG it takes a packet to travel from his computer to a Wikipedia server. Which of the following is he measuring?

• Bandwidth
• Latency
• Number of packets
• Router sp

Why is the internet considered to be fault tolerant?

• It has dedicated lines between devices.

• It has duplicate paths to all locations

• It is secured to all threats

• It is is open to anybody with a connection

Which of the following is an example of a Distributed Denial of Service (DDos) attack?

• Domain name server (DNS) attack

• Cybersecurity attack

• Brute force attack

• Cryptography attack

Cryptography today uses which of the following?

• Published algorithm avaiable to all

• Algorithms known by only a few members of the IETF

• The Caesar Cipher

• Undecidable algorithms

Which of the following is true about packets?

• Packets leave and arrive at their destination at the same time

• Packets travel along different paths to their destination

• Each router decrypts the packets to confirm their destination

• If a packet does not arrive at the destination, the entire message is resent

Which of the following routes from DEVICE A to DEVICE E would cost the least?

• A to C to D to E

• A to B to D to E

• A to B to D to F to E

• A to C to D to F to E

Which of the following statements is true about packet switching?

• packets must travel on a specific path to reach their destination

• packets may travel on any possible path to reach their destination

• packets are processed as they travel from one node to the next

• packets always follow the same path to reach their destination.