POST
Error
Codes
1
-
When
a computer user places a diskette into the computer previously infected
by
a virus
the
virus will automatically try and transfer itself on to the disk.
-
This Virus will infect other
computers when the diskette is used on them unless an anti-virus
program has previously been
installed on the non-infected
computers.
-
There
are different designs of viruses that specialize in particular destructive
or propagation methods.
-
Companion viruses
: It uses the name of an existing program but has a different extension
like .COM
, when you need to activate the program, the .Com version will activate
loading the virus
.
-
Macro Virus
: These viruses are written as a Macro for popular applications
, MS Office and are activated when a file containing the macro is
activated.
-
Polymorphic Virus
: these viruses change their appearance on propagation.
-
Stealth Virus:
These viruses attempt to hide from detection and returns response
to the anti-virus
probe.
-
There
is only one effective way of beating the virus
, using an anti-virus program.
-
Since all viruses are different
and very specific, designed to attack your system in different ways,
anti-virus
programs
also need to net and destroy
these viruses using various techniques.
-
It is important to have your
system installed with the latest version of
an anti-virus
program which shields your
system against attacking viruses.
-
Anti Virus programs
include Norton
, McAfee, and Dr Solomon that usually come with a one-year subscription so
that you could update your anti-virus
program from the Internet.
-
These
programs
usually
inventory
your
system and inform you of the devices
visible
to the BIOS
, and the operating system
-
You can also check the IRQ
, IO Address
and DMA
conflicts that may exist.
-
These programs
also have the ability of
testing your hardware thoroughly to its limits, they test your system RAM
, tests all possible data patterns on your Hard drives, checks all ports
at maximum speed an more.
-
These Diagnostic programs
include Check it, PC
technician, and some Norton
tools in the market..
Questions
1) What is the
reason that you floppy light turns on as soon as the pc is switched on?
a)
Your floppy cable
is not connected
b)
The floppy cable
is damaged
c)
The floppy cable
is connected before the twist
d)
The pin 1 position on the cable
does not match with pin1 on the
floppy drive
e)
The correct floppy drive
has not been defined on the BIOS
f)
The boot order has been changed on the BIOS
2) What is the
reason that your floppy drive
repeatedly shows the data on the
first disk when you type DIR
despite you changing diskettes?
a)
Your floppy cable
is not connected
b)
The floppy cable
is damaged
c)
The floppy cable
is connected before the twist
d)
The pin 1 position on the cable
does not match with pin1 on the
floppy drive
e)
The correct floppy drive
has not been defined on the BIOS
f)
The boot order has been changed on the BIOS
3) Why does the
system not boot from the system disk in the A: drive (choose all that apply)
a)
Your floppy cable
is not connected
b)
The floppy cable
is damaged
c)
The floppy cable
is connected before the twist
d)
The pin 1 position on the cable
does not match with pin1 on the
floppy drive
e)
The correct floppy drive
has not been defined on the BIOS
f)
The boot order has been changed on the BIOS
4) Why does your
system stop booting from the hard drive
when a second drive is added to
the IDE
cable
?
a)
The drive has lost its Master boot record
b)
The drive is physically damaged
c)
The jumper
settings for the master and slave
have not been set on the drives
d)
The IDE
cable
is damaged
e)
The Drive has not been partitioned
5) What is the
problem with my single system drive which does not boot but spins when the
system is powered on?
a)
The drive has lost its Master boot record
b)
The drive is physically damaged
c)
The jumper
settings for the master and slave
have not been set on the drives
d)
The IDE
cable
is damaged
e)
The Drive has not been partitioned
6) My previous
drive failed, when I added a new drive it did not boot, what is the problem?
a)
The drive has lost its Master boot record
b)
The drive is physically damaged
c)
The jumper
settings for the master and slave
have not been set on the drives
d)
The IDE
cable
is damaged
e)
The Drive has not been partitioned and is non bootable
7) You added a
non plug and play network
card to you system. the card does
not operate in windows. What needs to be done to resolve the problem? (choose
all that apply)
a)
Manually configure the cards IRQ
, DMA
, and IO address
b)
Move
the card to a different slot
c)
Match the hardware configured values in windows
d)
Install the network
card drivers
in windows
e)
Replace the network
card with a plug and play card
8)You installed a
SCSI
external scanner to your system
but it does not work in windows. What needs to be done to resolve the problem?
(Choose all that apply)
a)
Add terminators at both ends of the chain
b)
Set the SCSI
interface
card ID number
c)
Install the SCSI
interface
card drivers
in windows
d)
Install the scanner drivers
in windows
e)
Set the Scanner ID number
9) You switched
your system on an you received no response on the monitor from your system.
What should be on your check list
to resolve the problem? (choose
all that apply)
a)
Listen to your system to hear the hard drive
spinning, the floppy drive
, or the power supply.
b)
Watch your system for visual signs such as power light etc.
c)
Listen to the system speaker for POST
beep codes
.
d)
Make sure the monitor is connected to the system and powered
e)
Make sure the system is powered
10) What
components of your system need to be operating before you receive a visual
response from your system? (choose all that apply)
a)
Hard drive
b)
Power
supply
c)
System board
d)
Processor
e)
Floppy drive
f)
Memory
g)
VGA
card
h)
Modem
i)
Keyboard
11) Your system
gives you a 601 Post error, where is the problem on your computer?
a)
Hard Drive
b)
VGA
card
c)
Keyboard
d)
Floppy drive
e)
Parallel port
12) Your system
gives you a 2405 Post error, where is the problem on your computer
a)
Hard Drive
b)
VGA
card
c)
Keyboard
d)
Floppy drive
e)
Parallel port
13) Your system
gives you a 1709 Post error, where is the problem on your computer?
a)
Hard Drive
b)
VGA
card
c)
Keyboard
d)
Floppy drive
e)
Parallel port
14) Your system
gives you a 926 Post error, where is the problem on your computer?
a)
Hard Drive
b)
VGA
card
c)
Keyboard
d)
Floppy drive
e)
Parallel port
Answers
1.
D
2.
B
3.
A,B,C,D,E,F
4.
C
5.
A
6.
E
7.
A,C,D
8.
A,B,C,D,E
9.
A,B,C,D,E
10.
B,C,D,F,G
11.
D
12.
B
13.
A
14.
E