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PROGRAM
BCA (REVISED FALL
2012)
SEMESTER - 3
SUBJECT CODE &
NAME
BCA3030
-UNDERSTANDING PC & TROUBLE SHOOTING
CREDIT - 4
BK ID - B1416
MAX. MARKS – 60
Q1. What are the
steps performed before deciding whether the Motherboard needs to be replaced or
repaired? Explain 10
Answer:
Steps whether to repair or replace the
motherboard: When any key component of the
motherboard fails or shows problem in its working you will be faced with
the question of either replacing that particular component with a spare
or to change the whole motherboard and replace it with a new one. You
might assume that it is comfortable to change the components and replace
them. But when it comes
Q2. Explain the process of configuring the
standard CMOS setup . 10
Answer:
Configuring the Standard CMOS Setup:
·
In-order
to configure the system you should know the system correctly. Otherwise the
computer will not boot the system in the first stage. The Standard CMOS setup
consists of a display with basic information about system’s date, time, floppy
disk drives, hard disk drives and other external peripherals. These data are
the
Q3. List any 5 tips
for troubleshooting switch power supply. 10
Answer:
Troubleshooting Switching Power
Supplies: Troubleshooting
a switching power supply is not an easy task. It requires more time and
extra effort to perform the task. The problem in the power supply comes
in a number of ways which has no standard technique to trouble shoot.
However, if you follow some of the
Q4. Explain the
operation of the parallel port in detail. 10
Answer:
Port operation: Printer is placed online by
parallel data transfer. Initially busy signal must be logic 0, strobe
signal and acknowledge signal must be logic 1. This is the indication
that the printer is ready to accept one byte of data. When the printing
is initiated, it checks the status of the printer setting and the CPU polls
the desired LPT (Line print terminal) port. LPT is the original form and still
commonly
Q5. Explain Baud vs
BPS in asynchronous communication. 10
Answer:
Baud vs BPS: Baud is defined as the number of
signal events in the transmitted signal. When the bits are transferred
from serial port through a modem then modem will modulate the data
through different series of phase, frequency and amplitude transitions. While
a transition is referred to as a baud the total number of frequency or
voltage signals per second existing on a communications line is the Baud
Q6. List out the
issues associated with video speed. 10
Answer:
Issues in Video Performance: The following are some of the
common hurdles faced regarding video speed performance,
Get fully solved assignment. Buy online from website
online store
or
plz drop a mail with your sub code
we will revert you within 2-3 hour or immediate
Charges rs
125/subject and rs 625/semester only.
if urgent then call us
on 08791490301,
08273413412
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