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CBC Thinking Machines
CBC Thinking Machines
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History of Computers; Hardware, software, information processing cycle
Flashcards
60 cards
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Practice quiz
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Questions
60
Answers
1
How many bits make a byte?
1000
4
1024
8
2
RAM is the ___________ at which your computer finds information.
velocity
storage capacity
speed
distance
3
Connects computers is the same geographical location.
WAN or wireless area network
WWAN or Wireless Wide Area Network
WAN or Wide Area Network
LAN also known as a Local Area Network
4
These are all types of output devices except:
projector
microphone
printer
monitor
5
Program that enables computer hardware to communicate and operate with the computer software.
operating system
application software
freeware
shareware
6
Tera means:
million
trillion
billion
thousand
7
Who created the Colossus machine, the computer that broke the German codes?
British Government
US Government
Russian Government
Japanese Government
8
Entering data into the computer
output
storage
input
processing
9
Programs that run computers are called ____
software
freeware
hardware
firmware
10
Saving data, programs, or output for future use
storage
processing
output
input
11
Highly calculation-intensive tasks (like for quantum mechanics) can be effectively performed by means of
supercomputers
microcomputer
personal computers
main frame computers
12
The German Enigma machine encrypted codes. Which computer broke the codes?
Colossus
ENIAC
UNIVAC
Enigma
13
Which of these is NOT an example of a storage device?
graphics cards
hard drives
memory cards
flash drives
14
What event led Herman Hollerith to invent the punched card tabulator?
surge in railroad business across the US
the need for more firing tables for artillery
breaking the German codes in WWII
surge in population in late 19th century
15
Approximately how many kilobytes in a gigabyte?
1000
100
1,000,000
10
16
Third generation computers used ________
vacuum tubes
transistors
microprocessors
integrated circuits
17
Who was an American physicist who, along with John Presper Eckert, designed ENIAC?
Herman Hollerith
Remington Rand
John Mauchly
Charles Babbage
18
All desktop computers have a
______
that serves as your computer's primary means of storage
RAM
hard disk drive
hard copy
CD drive
19
Giga means:
trillion
million
billion
thousand
20
___ was designed to calculate artillery firing tables for the US Army's Ballistic Research Lab.
IBM
ENIAC
UNIVAC
Difference Machine
21
Who developed an electromechanical punched card tabulator to assist in summarizing information?
Herman Hollerith
Ada Lovelace
Thomas Watson
Charles Babbage
22
Which is not an input device?
barcode reader
keyboard
mouse
CD/DVD
23
Which is NOT a true statement about comparing Random Access Memory to a hard drive on a desktop computer?
RAM can be substituted for a hard drive
both are measured in bytes
RAM is temporary storage; hard drive is long-term storage
both are contained in the system unit
24
Performing operations on the data
input
output
storage
processing
25
What is required every 10 years according to the constitution?
census
flights in space
Olympics
next computer generation
26
Mega means:
million
trillion
thousand
billion
27
Physical components of computers are ____
firmware
hardware
freeware
software
28
Which of these are free with no restrictions?
public domain software
shareware
freeware
liteware
29
The ___________ is the core of a computer system and the main processing center.
disk drive
system unit
case load
component group
30
Type of malware installed on a computer and collects info about users without their knowledge.
spyware
liteware
email
freeware
31
A computer with a microprocessor and its central processing unit is known as a _______________.
microcomputer
node
supercomputers
main frame computers
32
The founder of I.B.M. is
Thomas Watson
Steven Jobs
Mary Jackson
Bill Gates
33
Regarded as the first computer programmer.
Mary Somerville
Ada Lovelace
Anne Isabella Milbanke
Ida Babbage
34
Is a network that links two or more computers or devices using a wireless signal or WiFi.
WAN or Wide Area Network
WLAN or wireless Local area network
LAN also known as a Local Area Network
35
Second generation computers used _________
transistors
vacuum tubes
integrated circuits
microprocessors
36
The first African-American woman to supervise a group of staff at NASA's Langley Research Center.
Ada Lovelace
Mary Jackson
Dorothy Vaughan
Grace Hopper
37
_________ is the presentation of any information exiting a computer system
input
processing
storage
output
38
The CPU is the _______ of your computer.
liver
kidney
brain
heart
39
The analytical engine was designed to ___ so it would be more powerful than the difference engine.
do rocket science calculations
solve any math problem
do word processing
run railroad tables
40
_____________ are key words that the user inputs to perform a task.
hard copies
commands
shortcuts
menus
41
NASA mathematician whose calculations were critical to the success of U.S. manned spaceflights.
Katherine Goble Johnson
Dorothy Vaughan
Alan Shepard
John F. Kennedy
42
The most important component of the system unit is the ___________ also called the processor.
input device
storage
central processing unit (CPU)
random access memory (RAM)
43
Charles Babbage's automatic mechanical calculator designed to tabulate polynomial functions.
difference engine
Industrial revolution
Enigma
atypical engine
44
Is a computer network that covers across state, national, or even global boundaries.
LAN also known as a Local Area Network
WAN or Wide Area Network
WLAN or wireless Local area network
WWAN or Wireless Wide Area Network
45
Explain the term 'booting'.
tying laces
turning on the power
loading the operating system
configuring network cables
46
Typical computers of the 1950s _______
went from transistors to vacuums
were very small
were rewired after each calculation
had automatic resetting of plugs and switches
47
UNIVAC I mainframe computer of 1951, became famous for what?
encrypting British messages
breaking the German codes of WWII
calculating the path to the moon
predicting the outcome of the 1952 U.S. presidential election
48
Fourth generation computers used _______
microprocessors
transistors
integrated circuits
vacuum tubes
49
Large organizations use ______________ for highly critical applications (example: space launches)
supercomputers
microcomputer
main frame computers
personal computers
50
This person co-founded Microsoft.
John von Neumann
Steve Jobs
Katherine Johnson
Bill Gates
51
How does spyware normally get on to your computer?
presentations
downloading programs
email
spreadsheets
52
Approximately how many kilobytes in a megabyte?
1000
1,000,000
100
10
53
Which is NOT a step in the information processing cycle?
input
output
processing
calculating
54
____ temporarily stores information that the CPU uses while the computer is on.
travel drive
hard drive
hard disk
Random Access Memory (RAM)
55
First generation computers used _________
transistors
microprocessors
integrated circuits
vacuum tubes
56
Personal computers come in all of these forms except
personal digital assistants
desktops
wide area networks
laptops
57
GUI is short for
Green Union Illustrator
Garmin User Instrument
Graphical Utility Infrastructure
Graphical User Interface
58
Kilo means:
thousand
billion
million
trillion
59
__________ are instructions that direct the computer.
input
booting
DVDs
programs
60
Types of output include all of these except______
printed
audio
visual
digital