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WorksheetsComputing Essentials A
Total questions: 29
Worksheet time: 15mins
Which of the following are output devices?
stylus, monitor, computer
keyboard, GPS device, printer
printer, monitor, speakers
hard drive, flash drive, speakers
Which of the following is an example of a Web browser?
Windows Live Mail
OpenOffice Impress
Microsoft Outlook
Google Chrome
Study the example in the diagram shown. A customer is purchasing an item from a retail store. Which stage of the computing cycle example is missing from the diagram?
The item's price and description is displayed on the computer's monitor and printed receipt.
The item's information cannot be found on the computer and the store clerk has to manually ring up the item.
The item's information is input back to the computer as returned as a refund to the customer.
A store manager is asked to come review the item's description and pricing.
A device that displays data that has been processed by the computer is called:
a storage device.
a processing device.
an output device.
an input device.
Study the diagram shown. Which part of a computer system is missing from the diagram?
Programs
Tools
Hardware
System
The simplest network consists of:
a computer connected to another computer.
a computer connected to a monitor.
a computer connected to a printer.
a computer connected to a keyboard.
Which component stores data being accessed by the CPU?
RAM
Motherboard
Power supply
Hard drive
Study the example in the image. Which type of I/O port is shown?
Ethernet/RJ-45
IEEE 1394
DVI
HDMI
Study the diagram shown. Which stage of the computing cycle is missing from the diagram?
Presentation
Processing
Spreadsheet
Text document
Study the example in the image. Which type of storage device is shown?
Hard drive
CD ROM
Flash drive
SD card
Greg has both his desktop computer and his laptop computer connected to his wireless router, allowing him to share files, folders and printers between his two computers. What has Greg created?
a network
an extranet
a wide area network (WAN)
a metropolitan area network (MAN)
Amy just purchased a new keyboard and mouse for her computer. Which connector will her keyboard and mouse most likely use?
VGA
IEEE 1394
USB
DB-25
Which of the following processes all requests on a client/server network?
mainframe
server
client
terminal
What is the most widely used standard connector and port for a computer?
RJ-45
IEEE 1394
USB
HDMI
What is the file name extension associated with an audio file?
.mp3
.html
.docx
.txt
Companies use computers for which of the following?
keep student records of grades
managing employees' payroll
writing a report
track schedule of conference rooms
Companies use computers for which of the following?
managing a personal bank account
keep track of fantasy sports game results
writing a thesis paper
managing product inventory
When naming files and folders, it is recommended that you:
include special characters.
include symbols.
use simple file names.
use uppercase letters.
Which mobile device operating system uses "Live Tiles" that provide live updates on the home screen instead of icons to open the related apps?
Google Android
BlackBerry
Windows Phone
Apple iOS
Ken wants to connect a set of speakers and a microphone to his computer. Which type of connector does he need to use?
HDMI
RJ-45
RJ-11
Audio
Which of the following are input devices?
keyboard, mouse, microphone and scanner
keyboard, mouse, GPS device and printer
keyboard, printer, monitor and computer
hard drive, flash drive, speakers and computer
Paul wants to delete files and folders that may be consuming valuable disk space. But he does not want to have to find and delete every extra file individually. Which windows utility can Paul use to accomplish this task?
Disk Defragmenter
Disk Cleanup
Backup
Restore
What protects the components stored inside a computer system unit?
case
power supply
RAM
hard drive
What is the term for the main circuit board of your computer to which other components are attached so that everything in your computer works together?
central processing unit
motherboard
hard drive
power supply
You opened a folder on your system that contains numerous files, all with file name extensions of .jpg, .png and .gif. What file types are contained in your folder?
video files
audio files
web page files
graphics files
What is the purpose of a central processing unit (CPU) in a computer?
It provides electricity to the rest of the system.
It houses the main circuit board.
It performs the calculations and processing.
It stores the software and data.
Which of the following is an example of a local area network (LAN)?
a single stand-alone computer
computers connected wihin a massive geographic area
computers connected within a large city or multiple small cities
computers connected within a small geographic area
Sheila is shopping for a new desktop computer. She wants a computer that comes with an operating system that supports the largest collection of application software on the market. Sheila should be shopping for a computer with which operating system?
Linux
Microsoft Windows
Windows Phone
Mac OS
Which operating system comes pre-installed on specific smartphones?
Google Android
Microsoft Windows 7
Mac OS
Linux
