stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
IT Fundamentals Final Flashcards | StudBud
Explore
/
IT Fundamentals Final
IT Fundamentals Final
52 terms
·
StudBud Administration
·
13 plays
Imported from external platform
Flashcards
52 cards
F
Practice quiz
P
Host live
L
Questions
52
Answers
1
Filters which sites are allowed through to your browser
cache
graphical user interface (GUI)
authorization
proxy
2
The smallest unit of an image
byte
bit
binary
pixel
3
Which of these is
not
a reason to revoke an SSL certificate?
the domain name has been changed
the private key has been compromised
the validity period has ended
the website is no longer in service
4
Contains 8 bits
binary
byte
bit
pixel
5
A vulnerability of the Diffie-Hellman's Key Exchange is a lack of:
secrecy
key exchange
integrity
authentication
6
Network where devices are connected via physical cables
web server
network
wired network
routing
7
The primary software that runs applications and manages all the hardware, memory, and other software on a computer
operating system
firmware
workstation OS
mobile OS
8
A number system that has 2 digits, 0 and 1
bit
binary
byte
pixel
9
"HELLO" can be encrypted to "OLSSV" by applying a shift of 7. The number 7 is considered the _________.
key
algorithm
plaintext
ciphertext
10
Breaking a code by tallying the number of times that each number appears is called:
reverse engineering
letter frequency
brute force
frequency distribution
11
In networking, what is a packet?
a protocol used for securing data transmission over the internet
a physical device used to connect computers to a network
a unit of data that is transmitted over a network
a software application used for browsing web pages
12
An operating system used on mobile devices
mobile OS
operating system
workstation OS
firmware
13
Which protocol sends information in "real time" and doesn't retransmit lost packets?
UDP
URL
DNS
TPC
14
A set of instructions that tells a computer how to work
firmware
software
mobile OS
operating system
15
An agreed upon set of rules that outlines how to communicate or send information
protocol
routing
web server
wired network
16
What is the term used in cryptography for the message
after
encryption?
algorithm
plaintext
key
ciphertext
17
Which layer of the OSI model is responsible for transmitting raw, binary data?
network layer
transport layer
physical layer
data link layer
18
A cipher where plaintext is written in columns until the bottom is reached, and then a new column is started
transposition
stream cipher
product cipher
substitution
19
Which is an example of hardware?
Google Chrome
Photoshop
Microsoft Word
keyboard
20
What type of OS is a Chromebook?
server OS
embedded OS
workstation OS
mobile OS
21
How can you identify if a website is using a digital certificate?
there is "http" at the beginning of the url
it is posted on the homepage
there is ".org" in the url
there is "https" at the beginning of the url
22
An operating system that is permanently etched into a hardware device
firmware
mobile OS
operating system
workstation OS
23
Guest accounts are allowed to make changes and set passwords, but do not get full access to install programs.
True
False
24
What is the term used in cryptography for the message
before
encryption?
ciphertext
plaintext
algorithm
key
25
How many number combinations are there in a byte?
2
156
256
32
26
How computers know which computer to send information to; their location
IP address
protocol
mailing address
internet address
27
What is the term used in cryptography when the same key is used to encrypt and decrypt the data?
substitution cipher
asymmetric encryption
symmetric encryption
reflexive encryption
28
Which protocol is used for converting domain names into IP addresses?
URL
DNS
TCP
UDP
29
Which is the most commonly used workstation operating system?
Google
Microsoft Windows
Linux
Apple Mac
30
Using private browsing mode will
not
increase your browsing speed.
False
True
31
Which protocol sends information in packets that can be put back together in the proper order?
UDP
URL
TCP
TPC
32
The smallest binary digit
byte
bit
pixel
binary
33
A computer that stores web pages and makes them available to users on the internet
routing
wired network
network
web server
34
The last 3 digits of an IPv4 indicates what?
location
device
network
subnetwork
35
The process of sending data between two computers on the internet
routing
web server
wired network
network
36
The saved collection of data and files used to improve your browsing speed
proxy
cache
command line interface
authorization
37
Most commonly used on a desktop or laptop computer and can perform tasks
without
an internet connection
workstation OS
operating system
firmware
mobile OS
38
Which is not an example of information you'd want to be encrypted?
your favorite color
your birth date
social security number
health records
39
What was the main reason for the development and adoption of IPv6?
improved security features
faster internet speeds
reliable wireless connections
larger number of IP addresses
40
You are not able to access a website that does not have a valid security certificate.
True
False
41
Breaking a code by trying combinations until something works is called:
frequency analysis
brute force
deciphering
frequency distribution
42
What is the most popular mobile OS?
Android
Chrome OS
Windows Phone
Blackberry
43
What is the largest
disadvantage
of symmetric encryption?
it is not used anymore
it is less secure when compared to asymmetric encryption
it is difficult to securely transmit the key
it is more complex and time-consuming
44
The process of converting information or data into a specific format that can be understood by a computer
pixel
bit
encode
binary
45
Which is a good way to protect your computer?
all of these
download antivirus software
regular software updates
back up your computer
46
Which workstation operating system is the
most
user and cost friendly?
Apple Mac
Chromebook
Linux
Microsoft Windows
47
Allows users to interact through icons instead of text
cache
proxy
graphical user interface (GUI)
authorization
48
MOS exams are an example of what type of software license?
concurrent license
group/site license
single use license
49
Which protocol is used for retrieving web pages from servers over the internet?
DNS
HTTP
UDP
TCP
50
Process commands to a computer in the form of lines of text
authorization
cache
command line interface
proxy
51
What a user is allowed to see or do
cache
graphical user interface (GUI)
authorization
proxy
52
Two or more computers or devices that are connected together to share resources and information
wired network
web server
routing
network
