WorksheetsComputer Applications/Q3 UNIT TEST
Total questions: 22
Worksheet time: 22mins
To create a digital file from an old photo, I would use a _____.
printer
scanner
monitor
modem
The component that allows you to make a paper-based copy of a body of text is the _____.
printer
scanner
monitor
modem
Which of the following peripheral devices can be used for both input and output?
mouse
printer
CPU
touch screen on a tablet computer
The two types of area networks mentioned in the text are _____.
wide and narrow
wide and local
local and remote
public and private
According to Metcalfe's law, if a second computer is joined to a first, the value of the network created is how many times greater than the value of the original computer?
two times
four times
one time
eight times
Which of the following situations would not require knowledge of networking?
stand-alone home computer
all the computers of a banking system
a typical classroom of computers
computers used by Social Security administrators
It's expected that, by 2016, there will be almost _____ global network connections.
twelve billion
nineteen billion
three trillion
none of the above
Software that prevents unauthorized users from accessing a private network is called a _____.
virus checker
gateway
firewall
sentry
The IT department has rejected the password you submitted for approval to join the network. Your suggestion was "bobbie." Why did IT reject your choice?
Someone else is already using "bobbie."
The word does not meet your company's policy for choice of passwords.
It will be confusing because it could be written down as "Bobby" by mistake.
Because everyone knows you have a dog called Bobbie, so the password is too predictable.
In the context of security in networking, the letters AAA in the term "AAA servers" stand for _____.
allowing access automatically
accessing all appliances
access, applications, and accounting
authentication, authorization, and accounting
Which of the following sets of acronyms is concerned with encoding data for secure transmission?
WAN, LAN
VPN, NIC
IPsec, SSH
NAT, SSL
A device that makes it possible for multiple customers to share one address is called a/n _____.
NAT
WLAN
DSL
URL
The number of individual networking addresses required for the Internet is currently _____.
more than 4.3 billion
more than 19 billion
unknowable
one per country
One exabyte = 1,000 _____.
petabytes
nanobytes
megabytes
gigabytes
The smallest unit of storage in the following list is a _____.
byte
nanobyte
megabyte
gigabyte
The terms flash drive, thumb drive, and memory stick all refer to the same type of device.
True
False
A portable hard drive is likely to have a greater data capacity than a flash drive.
True
False
Since the days when storage devices were first made available to the public, they have now become _____.
more expensive and have greater capacity
more affordable and have smaller capacity
physically smaller with greater storage capacity
physically larger and faster
What is Hadoop?
A programming language.
A software framework for supporting distributed data processing and storage.
A new type of computer.
A new network device.
In order to justify the cost of cloud storage, a computer analyst may be asked to create a/n _____.
SSD statement
open source statement
ROI statement
Java statement
Which of the following skill sets is important for the next generation of hard drive engineers to have?
Chemistry and physics
Motion control
Software development
All of the above.
Employers in the information technology field tend to prefer candidates who have earned relevant certifications.
True
False
