Name: 
 

Computer Literacy Lesson 2



True/False
Indicate whether the sentence or statement is true or false.
 

 1. 

After the control unit sends out messages to execute instructions, it changes those instructions into machine language.
 

 2. 

When a switch contains electricity, it represents a zero.
 

 3. 

The processor is the "brains" of the computer.
 

 4. 

The memory on the motherboard is short term.
 

 5. 

RAM is volatile.
 

 6. 

A machine cycle cannot contain more than one execution cycle.
 

 7. 

ROM is volatile.
 

 8. 

A motherboard can contain more than one controller.
 

 9. 

The joystick is the most common input device for entering numeric and alphanumeric data.
 

 10. 

Optical storage devices use laser technology to read and write data.
 

 11. 

A mouse must be connected to the computer with a cable or cord.
 

 12. 

You can use vocal commands if a computer has a voice recognition device.
 

 13. 

A trackball is an output device.
 

 14. 

The resolution of a monitor is measured in the number of pixels or dots that it can display.
 

 15. 

Storage devices are categorized by the amount of data they can store.
 

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 16. 

Which is not a part of IPOS?
a.
information
c.
output
b.
storage
d.
input
 

 17. 

The ____ is central to the computer system.
a.
system board
c.
component case
b.
motherboard
d.
system case
 

 18. 

When a switch does not contain electricity, it represents a ____.
a.
3
c.
1
b.
0
d.
2
 

 19. 

____ are special instructions that control the activities of a computer.
a.
CPUs
c.
Programs
b.
Chips
d.
ALUs
 

 20. 

Machine language is also known as ____.
a.
control language
c.
CPU
b.
BASIC
d.
binary
 

 21. 

Short term memory is also known as ____.
a.
FRM
c.
RAM
b.
CPU
d.
DRAM
 

 22. 

The more ____ that your computer has, the faster it processes data.
a.
RAM
c.
PICO
b.
CPU
d.
NANOS
 

 23. 

The ____ cycle refers to the amount of time it takes a CPU to execute an instruction and store the results.
a.
machine
c.
system
b.
instruction
d.
execution
 

 24. 

The computer manufacturer uses ____ to store specific instructions that are needed for computer operations.
a.
RAM
c.
CPU
b.
ROM
d.
SYS
 

 25. 

Which accurately describes a controller?
a.
It controls the RAM, which allows you to measure machine cycles.
b.
It controls data on the ROM.
c.
It controls the transfer of data from a computer to a peripheral device.
d.
It is measured in pico seconds.
 

 26. 

Which number would you find in binary code?
a.
1
c.
2
b.
–1
d.
22
 

 27. 

A ____ is a device that controls the transfer of data from the computer to a peripheral device or vice versa.
a.
controller
c.
plotter
b.
motherboard
d.
mouse
 

 28. 

A(n) ____ device enables you to enter data into and issue commands to a computer.
a.
controller
c.
output
b.
memory
d.
input
 

 29. 

Which of the following is NOT an output device?
a.
monitor
c.
printer
b.
scanner
d.
speaker
 

 30. 

A ____ is an example of an optical storage device.
a.
CD-ROM
c.
Jaz drive
b.
floppy diskette
d.
network drive
 

Completion
Complete each sentence or statement.
 

 31. 

The motherboard is a(n) ____________________ board.
 

 

 32. 

The CPU has two primary sections: the control unit and the ____________________/logic unit.
 

 

 33. 

The ____________________ unit coordinates all activities from the CPU.
 

 

 34. 

The faster the ____________________ cycle, the faster your computer processes data.
 

 

 35. 

An instruction ____________________ is the amount of time it takes to retrieve an instruction and complete the respective command.
 

 

 36. 

Expansion boards are also called expansion ____________________.
 

 

 37. 

Expansion slots are located on the ____________________.
 

 

 38. 

The most popular code system is ________________________________________.
 

 

 39. 

A byte comprises ____________________ bits.
 

 

 40. 

A(n) ____________________ is an opening on the motherboard where a circuit board can be inserted.
 

 

 41. 

The ____________________ is an example of a device that can perform both input and output functions.
 

 

 42. 

The _____________________ keys on the keyboard are used to give the computer commands.
 

 

 43. 

Pressing and releasing the mouse button is referred to as ____________________.
 

 

 44. 

A(n) ______________________ produces a hard copy of processing results.
 

 

 45. 

A(n) ____________________ is a type of storage media used to store large amounts of data inside the computer.
 

 

 46. 

____________________ keys allow you to move the position of the cursor on the screen.
 

 

 47. 

The ____________________ is an on-screen object that you move with the mouse to select text and access commands.
 

 

 48. 

A(n) __________________________ reads encoded information on the back of a credit card.
 

 

 49. 

A(n) _____________________ printer produces high-quality images using a powder substance called toner.
 

 

 50. 

A type of storage device often used to back up large volumes of data is a(n) _________________________.
 

 



 
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