IT ESSENTIALS V. 4.1
Module 5
Fundamental Operating Systems
What controls almost all functions on a
computer?
The operating system
What are the roles of an operating system?
Control hardware access
Manage files and folders
Provide user interface
Manage a
pplications
What is a device driver?
A small program written by the hardware manufacturer and supplied
with the hardware component
What is PnP?
Plug and Play
What does PnP do?
Operating system automatically detects the device and installs the
driver for
that component
What is contained in the registry?
Information about application, users, hardware, network settings, and
file types
What is a file?
A block of related data that is given a single name and treated as a
single unit
What are the two types o
f user interfaces?
CLI
–
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1.
32
-
bit can address only 4
GB of RAM
64
-
bit can address more than 128 GB of RAM
2.
Memory management is different. 64
-
bit programs have
enhanced performance
3.
64
-
bit has additional security features
What does mandatory driver signing do?
Unsigned drivers cannot be used
What are the two
common architectures
used by CPUs to process data?
X86 (32
-
bit)
X64 (64
-
bit)
What is a register?
Storage areas used by the CPU when performing calculations
What determines the type of operating
system selected?
The customer’s requirements for the comput
er
What are the characteristics of a desktop
operating system?
1.
Supports a single user
2.
Runs single
-
user applications
3.
Shares files and folders on a small network with limited
security
What are the three groups of the most
commonly used desktop operating sy
stems?
1.
Microsoft Windows
2.
Apple Mac OS
3.
Unix/Linux
Which operating system is the oldest?
Unix
Who developed Linux?
Linus Torvalds
What is meant by open source?
The source code can be distributed and changed by anyone as a free
download or from other devel
opers
What are the characteristics of a network
operating system?
1.
Supports multiple users
2.
Runs multi
-
user applications
3.
Is robust and redundant
4.
Provides increased security
What is a hardware compatibility list (HCL)?
A detailed inventory of hardware that
has been tested and is known to
work with the operating system
Where might you find a HCL?
Manufacturer’s website
What is the installation and initial booting of
the operating system called?
Operating system setup
What is the most common installation
me
thod for an operating system?
CDs and DVDs
What happens when you partition a hard
drive?
It is logically divided into one or more areas
Where is the primary partition?
The first partition
What is the active partition?
The partition used by the operating
system to boot the computer
What is a logical drive?
A section of an extended partition that can be used to separate
information for administrative purposes
Why do you format a drive?
To prepare a file system in a partition to store filed
What is the f
irst phase of the installation
process?
Partitioning and formatting the hard drive
What does the file system provide?
The directory structure that organizes the user’s operating system,
application, configuration, and data files
What are the two file sys
tems used by
Windows XP?
FAT
–
File Allocation Table
NTFS
–
New Technology File System
What is a clean installation?
There is no existing Windows installation
If no Windows installations are found, which
option is disabled?
Upgrade
What is the default a
dministrator account
named?
Administrator
How does the user account differ from the
computer administrator?
User account has fewer permissions
Why should you register your copy of
Windows XP?
A legal copy enables you to download patches and service packs
How do you access Windows Update in
Windows Vista?
Start > All Programs>Windows Update
What can you use to locate problems and to
install the correct or updated drivers?
Device manager
What does a yellow exclamation mark
represent?
A problem with the d
evice
What does a red X represent?
Device has been disabled
How do you enable a device?
Right click the disabled device and select enable
What is disk cloning?
Creates an image of a hard drive of a computer
Where are the Windows XP installation files
f
ound?
I386 folder on the installation disk
When would you use a recovery disk?
When there has been a system failure and other recovery options
have failed
What is a factory recovery partition?
A partition on the disk that contains an image of the bootabl
e
partition that is created when the computer was built.
How do you find out how to access the
factory recovery partition and restore the
original configuration of the computer?
Contact the manufacturer
What is Windows registry?
Files followed by the nam
e of the portion of the operating system
under their control
How do you edit the registry?
regedit
What command is used to execute command
line programs and utilities?
Cmd
What key do you press during the boot
process to open the Windows Advanced
Startu
p Options menu?
F8
What drivers are loaded in safe mode?
Drivers for basic components such as keyboard and display
What is loaded if you boot to last known
good configuration?
The configuration settings of Windows that were used the last time
that Window
s started successfully
How is the root level of the Windows
partition labeled?
C:
\
What are the naming conventions for
Windows files?
1.
Maximum of 255 characters
2.
Slash or backslash not allowed
3.
Extension of 3 or 4 letters to identify file types
4.
Not case sen
sitive
What file extension indicates a graphics file?
Jpg
What file extension indicates compression
format?
zip
What are the most common file attributes?
R, A, S, H
What command will show filenames,
extensions, and attributes?
Attrib
How do you displa
y a DOS window?
Start > Run > Type CMD Press Enter
What are the differences between FAT 32
and NTFS?
Security, NTFS supports larger files
How do you convert partitions from FAT 32
to NTFS?
Use convert.exe utility
What is a desktop?
A graphical represen
tation of a workspace
What allows you to manipulate files?
Icons, toolbars, and menus
What is the sidebar in Windows Vista?
A graphical pane on the desktop that keeps small programs called
gadgets organized
What are gadgets?
Small applications
How do y
ou access the start menu?
Click the start button
What is included in the start menu?
All applications installed in the computer, a list of recently opened
documents, and a list of other elements.
How do you access the various drives
installed in the comp
uter?
Double
-
click the My Computer icon
What is the part in order to change your
wallpaper?
Start > Control Panel > Display > Settings Tab > Advanced
What are the three main areas of
administration addressed by the computer
management consoler?
1.
System to
ols
2.
Storage
3.
Services and applications
What is necessary to access the computer
management console?
Administrative privileges
What does the task manager do?
Allows you to view all applications that are currently running and to
close any applications that
have stopped responding
How do you access task manager?
CTRL
–
ALT
–
DEL
Can anyone access the services console?
No, you have to have administrative privileges
What does the system monitor display?
Real
-
time information the processors, disks, memory and
network
usage for your computer
What logs a history of events regarding
applications, security, and the system?
Event Viewer
What is remote desktop?
Allows one computer to remotely take control of another computer
Why should you always use the Add or
R
emove program utility when installing or
removing applications?
The utility tracks installation files so that the application can be
uninstalled completely
What should you do before upgrading an
operating system?
Check minimum requirements
Check HCL
Back
up all data
What is included in preventive maintenance
for an operating system?
Organizing the system
Defragmenting the hard drive
Keeping applications current
Removing unused applications
Checking system for errors
What is the goal of an operating preve
ntive
maintenance plan?
To avoid problems in the future
What are the benefits of preventive
maintenance?
1.
Decreased downtime
2.
Improved performance
3.
Improved reliability
4.
Decreased repair costs
What do firmware updates do?
Increase the speed of certain types
of hardware
Enable new features
Increase the stability of a product
What are service packs?
Downloads that contain multiple updates
How do you access the Windows Task
Scheduler?
Start > All Programs > Accessories > System Tools > Scheduled Tasks
What is
a restore point?
An image of the computer settings
When should a restore point be created?
1.
Before updating or replacing the operating system
2.
When an application is installed
3.
When a driver is installed
What is the probable cause if your
computers locks a
nd/or displays a blue
screen?
Computer is overheating
Operating system files may be corrupt
Incorrect driver installed
Power supply, RAM, hard drive, or motherboard may be defective
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