The Journey Inside: How A Computer Works
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Take your time and answer the questions carefully. Once you submit an answer, you may NOT go back to change it.
- 1.There are _____ main types of memory.
- A.
1
- B.
2
- C.
4
- D.
6
- 2.An example of an input device is:
- A.
Keyboard
- B.
Monitor
- C.
Speakers
- D.
Printer
- 3.Computers only function by doing _______________.
- A.
Reading
- B.
Writing
- C.
Math
- D.
Science
- 4.The microprocessor is the main part of the computer?
- A.
True
- B.
False
- 5.RAM is a type of ____________________________.
- A.
Input
- B.
Output
- C.
Microprocessor
- D.
Memory
- 6.Computers think like a human brain.
- A.
True
- B.
False
- 7.An example of an output device is:
- A.
Keyboard
- B.
Mouse
- C.
Printer
- D.
Scanner
- 8.____________________ tells the microprocessor what to do.
- A.
Output
- B.
Software
- C.
Little humans inside the CPU
- D.
Gate
- 9.Computers do math very _________________.
- A.
Slow
- B.
Fast
- 10.There are _______ steps of a microprocessor.
- A.
Two
- B.
Three
- C.
Four
- D.
Five
- 11.The first step of a microprocessor is ______________.
- A.
Decode
- B.
Execute
- C.
Fetch
- D.
Crash
- 12.The second step of a microprocessor is _____________________.
- A.
Fetch
- B.
Execute
- C.
Power
- D.
Decode
- 13.The third step of a microprocessor is ____________________.
- A.
Execute
- B.
Fetch
- C.
Crash
- D.
Decode
- 14.A microprocessor works millions of times per _________________.
- A.
Minute
- B.
Hour
- C.
Second
- D.
Day
- 15.A binary code is made up of ___________________.
- A.
1s and 2s
- B.
0s and 2s
- C.
1s and 4s
- D.
0s and 1s
- 16.Decode decides on the ______________.
- A.
Math operation
- B.
Spelling
- C.
Software
- D.
Output device
- 17.Fetch receives the data from the memory/software
- A.
True
- B.
False
- 18.What does execute do in the microprocessor?
- A.
Fetches data from software
- B.
Decides on the math operation
- C.
Does the math
- D.
Burps
- 19.There are millions of tiny _________________ on a microprocessor.
- A.
Hairs
- B.
Transistors
- C.
Holes
- D.
Scanners
- 20.A _________ is the smallest unit of digital information.
- A.
Pixel
- B.
Bit
- C.
Byte
- D.
Centimeter
- 21.The smallest part of a digital picture is called a ___________.
- A.
Byte
- B.
Gigabyte
- C.
Bit
- D.
Pixel
- 22.A transistor is made of _________________, a semiconductor.
- A.
Gate
- B.
Silicon
- C.
Source
- D.
Drain
- 23.Electrons in a transistor "jump" from the source to the ______________.
- A.
Gate
- B.
Semiconductor
- C.
Drain
- D.
Software
- 24.Microprocessors are made in a ______________.
- A.
Lab
- B.
Factory
- C.
Fab
- D.
House
- 25.A fab must be very _______________ to protect the delicate circuits of a microprocessor.
- A.
Bright
- B.
Sterile
- C.
Secure
- D.
Secret
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