C.L Test 57-75 Flashcards
57.A device that takes a small electrical signal and converts it into a large one.
What is an amplifier?
57.Stereo system,electric guitars computer speakers
What are amplifiers used in?
58.A series of space flights undertaken by the United States
What is the Apollo program?
58.July 20th, 1969
What was the date of the first lunar landing?
- The first man stepped in the moon.
Who is Neil Armstrong?
59.first man on the moon
Neil Armstrong
- AL
What is artificial intelligence symbol?
60.it means duplicating or imitating intelligence in computers robots or other devices
What does it mean?
61.an American inventor and scientist at the late 19th and 29th centuries in Scotland
Who is Alexander graham bell?
61.the telegraph in 1876
What did he build?
- A company formed because of the work of his creation
What is the bell telephone?
- A telephone created by Alexander graham bell
What is it?
- A special code composed of two parts
What is binary?
- Binary arithmetic
Since it can automatically turn off or on what is it called?
70.The branch of technology
what are cryogenics?
64.unit of information
What is a bit?
64.yes
Can it respond?
65.the sharp explosive sound generated by an airplane
What is the sonic boom?
65.faster than sound
How fast can it go?
66.a unit if information made up of bits
What is byte?
- Hundred to a thousand
how many bytes does it have?
67.a temps true scale in which zero degrees
What is Celsius ?
67.0 degrees
what is the freezing point?
68.a place in Ukraine
Where is Chernobyl ?
68.ukraine
Where is it at?
69.A program that enters a computer
what is a computer virus?
69.wipe out the computers memory
How can it damage your computer?
- Absolute zero
How low can it get maybe even lower?
71.an American inventor
who was Thomas Jefferson?
71.A thousand
how many devices did he patent?
- The proverb
What did he originate?
72.wizard of menlo park
what was he rendered by?
73.20th century newspaper
what was mass media?
73.information
what did they deliver to people?
- The most serious accident that can occur at a nuclear reactor
What is a meltdown?
- It can get so hot it melt almost all the fuel in the reactor
What happens in a meltdown?
- A prefix
What is a nano?
- One billionth
What does it mean?
