Components of the Computer System Unit Module Exam-University of Maryland

Chapter 2 quiz 1


Components of the Computer System Unit
Module
Schedule:
After deadline.Ended 11/01/2015 11:59 PM EST
Started:10/27/2015 1:03 PM EDT
Submitted:10/28/2015 10:49 AM EDT
Score:100%
Points:50 out of 50
OLI quizzes are based entirely on material in the OLI module
content, not on external resources or personal experience.

Question 1
Points: 10 out of 10
Which of the following would be a description of a system unit?
 A computer’s main memory component

 A case and internal components used to process data

into information
 The module that interprets and carries out computer

instructions
 A data and information storage device


Feedback

Correct. The system unit consists of the chassis and the internal
components that constitute a computer system.

Question 2
Points: 10 out of 10

,True or false? A tower or minitower PC is a type of all-in-one
desktop unit.
 True

 False


Feedback

Correct. Even though the unit might sit on the floor, the tower or
minitower PC is considered a type of desktop PC – with display and
keyboard as separate peripherals.

Question 3
Points: 10 out of 10

The is/are the component of the processor that
arithmetic logic unit


performs basic calculations and comparison operations.

Feedback

Correct. The ALU is responsible for performing basic calculation
and comparison operations.

Question 4
Points: 10 out of 10

An external component such as a mouse, monitor, or printer is
called a .
peripheral




Feedback

Correct. A peripheral is an external component that attaches to the
system unit via cables, cords, or USB-type connectors.

,Question 5
Points: 10 out of 10
Jane is a full-time student on a somewhat limited budget, taking
online classes, and she loves to play the latest video games. She
needs to update her computer and wonders what to purchase.
Which of the following might you suggest?
 A handheld PC (with no smartphone functionality)

 A desktop system with a 1.9 GHz processor, 1

gigabyte of RAM, and a 13" monitor
 A laptop system with a 3.2 GHz processor, 6 gigabytes

of RAM, and a 17" monitor
 A workstation with a 3.9 GHz quad-core processor, 16

gigabytes of RAM, and a 24" monitor

Chapter 2 quiz 2

Peripherals Module
Schedule:
After deadline.Ended 11/01/2015 11:59 PM EST
Started:10/29/2015 8:15 PM EDT
Submitted:10/29/2015 8:38 PM EDT
Score:83%
Points:50 out of 60

OLI quizzes are based entirely on material in the OLI module content, not on external resources
or personal experience.

Question 1
Points: 10 out of 10
If you use your desktop computer only for doing schoolwork, which input and output device
combination would be best from the options below (considering the best combination of cost,
screen resolution, and keyboard design)?

,  A gaming keyboard and a 27" LCD monitor

 A foldable keyboard and a 15" LCD monitor

 A wireless keyboard and a 24" LED monitor

 A split-style keyboard and a 30" LED monitor


Feedback

Correct. The wireless keyboard will work nicely in this situation; and the LED monitor is a very
good size.

Question 2
Points: 10 out of 10
You are considering using cloud storage as your primary system for saving your data. What
advantages does this storage media have over using your system’s hard drive or some other
external media (external hard drive, flash drive, R/W disks) for storing your data?
 The data is more secure in cloud storage than on your own storage devices.

 The cloud storage provider ensures that you have a backup of your data.

 You can always get to your data from anywhere.

 Cloud storage is definitely less expensive than the cost of a hard drive or

external devices.

Feedback

Correct. This is one task that the cloud storage provider takes care of for you: it is responsible for
ensuring that your data can be retrieved.

Question 3
Points: 10 out of 10
Which of the following can be considered an output device?
 Speaker

 Wireless mouse