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The Internet
The Internet
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An AP CS Principles Quiz to review data transmission and security on the Internet.
Flashcards
20 cards
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Questions
20
Answers
1
Why was the development of IPv6 necessary?
IPv4 addresses are not secure enough.
IPv4 addresses suffer from increased delays.
IPv4 addresses are running out.
IPv4 addresses are so 20th century.
2
How is delay and bandwidth related?
As bandwidth increases, delays decrease.
As bandwidth increases, delays increase.
They are not related.
3
Bandwidth is measured in
Megabits per second
Megahertz
Hertz
meters
4
What does it mean to say the Internet has redundancy built into its design?
There are multiple paths a packet can take to a destination.
Multiple copies of all data transmissions are made.
All Web pages have multiple IP addresses.
Data transmissions are broken up into multiple packets.
5
When would a computer use UDP over TCP?
When the speed of data transmission matters more than accuracy
When the acuracy of data transmission matters more than speed
Anytime; computers use these two protocols interchangeably
When it is necessary for a file to be sent securely
6
The system that translates an IP address into an easier to remember name is the
domain numbering system
domain name system
packet-switching domain system
domain
7
A _______ is a physical path over which a message travels.
radio wave
copper wire
all of the above
fiber optic cable
8
In the URL www.sscps.org/students/athletics/forms, __ is the top level in the domain structure.
students
athletics
sscps.org
form
9
What is the difference between a computing system and a computing network?
A computing network is larger.
A comnputing network is a type of computing system.
A computing system is a type of computing network.
They are the same thing.
10
What is a protocol?
A set of rules that everyone is aware of and agrees to
A set of rules that is known only to the highest authority
A set of rules for conducting an official meeting
A system for assigning addresses to computing devices
11
What does a router do?
Directs traffic along network connections
Requests files from websites
Stores files and sends them to users on request
Matches IP addresses with domain names
12
What was the first webcam set up to do?
monitor a high-security bank vault
monitor a datacenter's servers
monitor the babysitter of a computer scientist's children
monitor a coffee pot to avoid wasted trips to get coffee
13
What was the first computer network called?
NSFNET
CSNET
ANSNET
ARPANET
14
What percentage of daily Google searches have never been searched before?
5%
1%
18%
32%
15
Internet explorer is a
ISP
Browser
Server
person exploring the Internet
16
Which of the following increases a network's fault tolerance?
Making the network more cost effective
Redundancy
Use of HTML
Use of HTTPS instead of HTTP
17
The area that contains the URL or web address of the active web page is called the ______ bar.
menu
link
browser
address
18
What will GET do when sent by a browser?
Ping a Webpage & report the time it takes to receive a reply
Ask for information about your computer's internet connection.
Ask a server for a file or IP address
Ask a server whether its connection is secure
19
What is a DNS request?
a request from a server for a file
a request from a server for a domain name
a request from a browser for a file
a request from a browser or server for an IP address
20
When transferring data, the Internet uses
direct connections
multiple paths
a single network
the same paths every time
