After displaying the directory of a floppy disk, a different floppy is inserted into the drive. The contents of the original floppy continue to display regardless of the director requests on the other floppies placed in the drive. You remove the drive in question and install it into your test system, and it does not exhibit the problem. You should next replace the:
A. System's floppy drive device driver
B. Original IDE controller
C. Floppy drive ribbon cable
D. System's power supply
E. None of the above
Select an option to see the answer and solution.
What is the best ground for a conductive work bench?
A. AC outlet
B. Ground to bench
C. To the motherboard
D. To the PC's Chassis
E. None of the above
Select an option to see the answer and solution.
When you are testing a fuse, you should set the Volt-OHM meter to what scale?
A. AC
B. DC
C. AMPS
D. OHMS
E. None of the above
Select an option to see the answer and solution.
During boot-up, the memory test:
A. Is a superfluous step that should be ignored
B. Checks and verifies that contiguous memory is installed
C. Is an operational error
D. Displays what memory is installed, but nothing else
E. None of the above
Select an option to see the answer and solution.
A customer has just installed a new cd-rw. the system was working fine before the installation, but now the cdrom does not work, what should you suggest that the customer do?
A. flash or upgrade the BIOS
B. check the CONFIG.SYS
C. add cdrw in the device manager
D. check the jumper setting on the cd-rw
E. None of the above
Select an option to see the answer and solution.
Which is the most difficult environmentally to dispose of?
A. floppy drives
B. hard drives
C. power supplies
D. CRTs
E. system boards
Select an option to see the answer and solution.
Resistance is measured:
A. in parallel
B. in series
C. after breaking the circuit
D. after checking voltage
E. after checking current
Select an option to see the answer and solution.
Which is LEAST likely to interfere with upgrading to a newer DOS Version?
A. ROM BIOS
B. Video controller
C. Compressed drives
D. Existing backup files
E. None of the above
Select an option to see the answer and solution.
How may standard levels of interrupts are provided on the 8-bit ISA bus (XT-class computer)?
A. 4
B. 8
C. 12
D. 16
E. None of the above
Select an option to see the answer and solution.
"Parity" errors usually indicate bad memory
A. True
B. FALSE
C. LPT2
D. The modem
E. None of the above
Select an option to see the answer and solution.
IRQ6 is typically reserved for:
A. The floppy
B. The keyboard controller
C. LPT2
D. The modem
E. None of the above
Select an option to see the answer and solution.
What is the most likely cause of an "FDD controller Failure" error message?
A. you did not set the jumper on the floppy drive to drive A
B. you forgot to flash CMOS
C. you installed the floppy disk drive cable backward
D. your computer's floppy drive is defective
E. None of the above
Select an option to see the answer and solution.
WRAM is used on a
A. modem
B. video card
C. motherboard
D. ata connector
E. None of the above
Select an option to see the answer and solution.
You are testing the resistance in Ohms of a fuse on a 2 amp systems. If the fuse is good, the meter should read?
A. 2
B. 5
C. 0
D. 0.2
E. None of the above
Select an option to see the answer and solution.
To prevent the computer from overheating you should?
A. Remove the slot cover from the back
B. Keep the computer cover closed
C. Remove the CPU fan
D. All of the above
E. None of the above
Select an option to see the answer and solution.
How many devices does USB support?
A. 127
B. 125
C. 100
D. 225
E. None of the above
Select an option to see the answer and solution.
You're on your PC at midnight and an electric storm pops up. What's the best way to protect your PC.
A. you don't worry; you have a lightning rod on your house
B. you don't worry; you've got a surge protector on your PC
C. you don't worry; you've got a surge protector on your PC and phone line to your modem
D. unplug the PC and remove phone line from the modem
E. stop standing on it
Select an option to see the answer and solution.
Which type of system hoard is the MOST likely candidate for processor upgrading if you want maximum performance and future compatibility?
A. ML
B. PCI
C. ISA
D. EISA
E. None of the above
Select an option to see the answer and solution.
In ROM BIOS, the acronym BIOS stands for:
A. Basic Intuitive Output Set
B. Basic Input Organizational System
C. Basic Input Output System
D. Basic Industry Operating System
E. None of the above
Select an option to see the answer and solution.
How many pins on a VGA?
A. 15
B. 9
C. 25
D. 32
E. None of the above
Select an option to see the answer and solution.
