CSP Chapter 7: Computer Networks and Cloud Computing

D

7.4.3 What is resource sharing? A) Sharing of computer instructions B) Physically giving people copies of information C) Letting someone else use your computer through a network D) Sharing physical and logical resources (data, software)

B and C

7.4.4 Which of the following are the uses of ecommerce A) Sending webpages back and forth B) Scanning devices at check out counters C) Paying bills and buying things remotely D) Trading cattle on FarmVille

A

7.5 How does cloud computing differ from the client/server model? A) Servers no longer need to be local to the clients or provided by your own organization B) Less computers are required C) Servers are on the ground, clouds are in the air D) It's more expensive

C

7.6 How did hypertext change the internet? A) Websites can change dynamically B) Pages didn't need to be physically created C) Pages were now linked in a non-linear way D) You could style a website better

A

7.6 What was the original plan to grow the internet (ARPAnet and other networks at the time) A) It was going to be made accessible to all educational and research facilities B) Distribute computers with a direct connection to the backbone C) Offer internet provider services so people can pay a fee to connect D) To spread the network using recreational usage as a selling point

A

A ___ connects 2 LANs TO MAKE ONE, while a ___ connects any 2 networks IN GENERAL. A) Bridge/Repeater, Router B) Router, Bridge/Repeater C) Switch, Repeater D) Ring, Bus

D

Bluetooth is which type of network? A) WAN B) MAN C) LAN D) PAN

C

The internet is an example of which of the following A) Multiple MANs B) LAN C) WAN D) CRAYAN

B

What is the purpose of the "Data Link Layer" protocols? Ex: Ethernet A) To link multiple pieces of data into one message. B) To make sure that data can reliably be sent from one node to another. C) To add addressing information and make sure that the info is going to the right place. D) To make sure that two messages aren't sent at one time.

B

What is the purpose of the "Physical Layer" protocols? Ex: Modem, DSL, Cable modem, WIFI, 4G A) To create a physical link between two nodes B) Protocols communicating how information will be transferred on the most basic level, bits C) To insulate the wiring D) To abstract the physical system so that the other protocols can work easier.

D

What is the purpose of the application layer protocols? Ex: GET /about.html HTTP/1.1 A) To actually apply the protocols below it B) To send info to the right port number C) To control the programming locally D) The reason why these protocols exist, they have rules for end user services

C

What is the purpose of the network later protocols? Ex: IP A) To connect two nodes B) To map other nodes to another node C) To make sure something gets sent to the right place in the fastest time D) To send the information to the right application

A

What is the purpose of the transport layer protocols? Ex: TCP and UDP A) To create a program to program delivery system B) To reliably send packets from one node to another C) To correctly route packets in the fastest time D) All of the above

B

What was the first "killer app" of the Internet? A) Social media B) Email C) Internet protocol D) Operating systems

D

Which LAN topology involves a central point? A) Ring B) Bus C) Chain D) None of the above

C

Which of the following is an example of something in social networks? A) Email B) Sending a picture to multiple people C) Friending someone D) Sharing resources