Component 4/Unit 3
Self-Assessment Key
1. The main function of a computer is to ____.
a. execute instructions
b.answer human questions
c.service the CPU
d.create input signals
Answer: a
Objective(s): A
Lecture(s)/Slide(s): 3-1, slide 3
2. The motherboard is made up of circuitry and thousands of copper wires known
as ____.
a.binary code
b.RAM
c.buses
d.chips
Answer: c
Objective(s): A
Lecture(s)/Slide(s): 3-1, slide 6
3. The motherboard contains ____ slots, into which device expansion cards are
inserted.
a.RAM
b.SATA
c.AGP
d.PCI
Answer: d
Objective(s): A
Lecture(s)/Slide(s): 3-1, slide 9
4. Today’s computers connect the mouse and keyboard via a(n) ____ slot.
a.USB
b.IDE
c.SATA
d.PS/2
Component 4/Unit 3
Health IT Workforce Curriculum
Version 2.0/Spring 2011
This material was developed by Oregon Health & Science University, funded by the Department of Health and Human Services,
Office of the National Coordinator for Health Information Technology under Award Number IU24OC000015.
1
Answer: a
Objective(s): A
Lecture(s)/Slide(s): 3-2, slides 3 and 5
5. The ____ monitor port replaces the VGA port in today’s computer systems.
a.HDMI
b.DVI
c.AGP
d.PS/2
Answer: b
Objective(s): A
Lecture(s)/Slide(s): 3-2, slide 4
6. A(n) ____ jack is used to connect a network cable to a network interface card.
a.RJ-11
b.802.11N
c.RJ-45
d.Either A or C
Answer: c
Objective(s): A
Lecture(s)/Slide(s): 3-2, slide 8
7. A serial port, also known as a ____ port, can be used to connect to and manage
a network device.
a.DB-25
b.parallel
c.USB to serial
d.DB-9
Answer: d
Objective(s): A
Lecture(s)/Slide(s): 3-2, slide 10
8. Hard disk storage is known as ____ storage.
a.secondary
b.volatile
c.RAM
d.primary
Component 4/Unit 3
Health IT Workforce Curriculum
Version 2.0/Spring 2011
This material was developed by Oregon Health & Science University, funded by the Department of Health and Human Services,
Office of the National Coordinator for Health Information Technology under Award Number IU24OC000015.
1
Answer: a
Objective(s): B
Lecture(s)/Slide(s): 3-2, slide 13
9. RAM is installed ____.
a.on the motherboard
b.in PCI slots
c.within the CPU
d.in SATA slots
Answer: a
Objective(s): A
Lecture(s)/Slide(s): 3-2, slide 12
10. The operating system is stored ____.
a.in RAM when the computer is running
b.on the hard disk
c.Either A or B
d.None of the above
Answer: c
Objective(s): B
Lecture(s)/Slide(s): 3-2, slides 12 and 13
11. What is a CT scan?
a.A nuclear medicine imaging device that produces a 3-D image.
b.A device that creates an image based on sound waves.
c.An x-ray, using specialized equipment, that takes cross-sectional pictures of the body.
d.Magnetic imaging equipment that uses a radio frequency pulse to create an image.
Answer: c
Objective(s): E
Lecture(s)/Slide(s): 3-1, slide 17
12. What is a PET scan?
a.A nuclear medicine imaging device that produces a 3-D image.
b.A device that creates an image based on sound waves.
c.An x-ray, using specialized equipment, that takes cross-sectional pictures of the body.
d.Magnetic imaging equipment that uses a radio frequency pulse to create an image.
Component 4/Unit 3
Health IT Workforce Curriculum
Version 2.0/Spring 2011
This material was developed by Oregon Health & Science University, funded by the Department of Health and Human Services,
Office of the National Coordinator for Health Information Technology under Award Number IU24OC000015.
1
Answer: a
Objective(s): E
Lecture(s)/Slide(s): 3-1, slide 18
13. What is an MRI?
a.A nuclear medicine imaging device that produces a 3-D image.
b.A device that creates an image based on sound waves.
c.An x-ray, using specialized equipment, that takes cross-sectional pictures of the body.
d.Magnetic imaging equipment that uses a radio frequency pulse to create an image.
Answer: d
Objective(s): E
Lecture(s)/Slide(s): 3-1, slide 20
14. A binary digit value of one (1) indicates that electricity is ____.
a.stored in RAM
b.on
c.off
d.in a Boolean circuit
Answer: b
Objective(s): C
Lecture(s)/Slide(s): 3-2, slide 18
15. In the binary number “01011010”, the rightmost value of “0” is a placeholder
for ____.
a.20
b.21
c.22
d.27
Answer: a
Objective(s): C
Lecture(s)/Slide(s): 3-2, slides 20 and 21
16. 1024 bytes x 1024 x 1024 = ____.
a.1 KB
b.1 GB
c.1 TB
Component 4/Unit 3
Health IT Workforce Curriculum
Version 2.0/Spring 2011
This material was developed by Oregon Health & Science University, funded by the Department of Health and Human Services,
Office of the National Coordinator for Health Information Technology under Award Number IU24OC000015.
1
d.1,024 KB
Answer: b
Objective(s): C
Lecture(s)/Slide(s): 3-2, slide 22
17. Microsoft Word, running on a computer, is an example of a(n) ____.
a.process
b.service
c.thread
d.event
Answer: a
Objective(s): F
Lecture(s)/Slide(s): 3-3, slide 15
18. How does data differ from information?
a.Data has limited meaning, depending its storage location.
b.Information is the same as data.
c.Data has no meaning on its own merit.
d.None of the above.
Answer: c
Objective(s): E
Lecture(s)/Slide(s): 3-3, slide 18
19. Roughly how much storage does a chest x-ray require?
a.35 megabits
b.20 megabits
c.30 megabytes
d.20 megabytes
Answer: d
Objective(s): F
Lecture(s)/Slide(s): 3-2, slide 23
Component 4/Unit 3
Health IT Workforce Curriculum
Version 2.0/Spring 2011
This material was developed by Oregon Health & Science University, funded by the Department of Health and Human Services,
Office of the National Coordinator for Health Information Technology under Award Number IU24OC000015.
1