How may standard levels of interrupts are provided on the 8-bit ISA bus (XT-class computer)?
1.4
2.8
3.12
4.16
Posted Date:-2021-02-20 12:55:42
IRQ6 is typically reserved for:
1.The floppy
2.The keyboard controller
3.LPT2
4.The modem
Posted Date:-2021-02-20 12:55:42
When you are testing a fuse you should set the Volt-OHM meter to what scale?
1.AC
2.DC
3.AMPS
4.OHMS
Posted Date:-2021-02-20 12:55:42
WRAM is used on a
1.modem
2.video card
3.motherboard
4.ata connector
Posted Date:-2021-02-20 12:55:42
You have a 15 pin female connector with the pins in two rows. What could you connect with this?
1.Serial device
2.Parallel device
3.MIDI device
4. Joystick
Posted Date:-2021-02-20 12:55:42
An anti static strap uses a small _____ to make sure you do not become the least path of resistance to the ground?
1.capacitor
2.diode
3.transistor
4.resistor
Posted Date:-2021-02-20 12:55:42
How many devices does USB support?
1.127
2.125
3.100
4.225
Posted Date:-2021-02-20 12:55:42
In which mode can 2 or more applications be stored in memory at the same time?
1.Segmented Mode
2.Unprotected Mode
3.Real Mode
4.Protected Mode
Posted Date:-2021-02-20 12:55:42
Which of the following is a type of preventative maintenance used on a hard drive?
1. Disk check diagnostics
2.Head alignment diagnostics
3.Initializing
4. Uninstalling programs
Posted Date:-2021-02-20 12:55:42
You are testing the resistance in Ohms of a fuse on a 2 amp systems. If the fuse is good the meter should read?
1.2
2.5
3.0
4.0.2
Posted Date:-2021-02-20 12:55:42
A 2xx POST error code indicates a problem with:
1.RAM or ROM
2.hard drive
3. system board
4.second adapter card
Posted Date:-2021-02-20 12:55:42
A brownout is defined as:
1. a slightly elevated voltage lasting from seconds to minutes or more
2.a slightly decreased voltage lasting from seconds to minutes or more
3. complete power out lasting a few minutes
4. alternating power out power on lasting a few minutes
Posted Date:-2021-02-20 12:55:42
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?
1.flash or upgrade the BIOS
2.check the CONFIG.SYS
3.add cdrw in the device manager
4.check the jumper setting on the cd-rw
Posted Date:-2021-02-20 12:55:42
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
1.System's floppy drive device driver
2.Original IDE controller
3. Floppy drive ribbon cable
4.System's power supply
Posted Date:-2021-02-20 12:55:42
During boot-up the memory test:
1. Is a superfluous step that should be ignored
2.Checks and verifies that contiguous memory is installed
3.Is an operational error
4.Displays what memory is installed but nothing else
Posted Date:-2021-02-20 12:55:42
During the normal PC boot process which of the following is active first?
1. RAM BIOS
2.CMOS
3.ROM BIOS
4. Hard disk information
Posted Date:-2021-02-20 12:55:42
ESD damage can be caused by:
1. Placing an IC in a non-conductive plastic bag
2.Placing an IC on a grounded mat
3.Repeated sags in current supplied from outlets
4. Touching metal on the chassis
Posted Date:-2021-02-20 12:55:42
How can you totally protect a PC from damage during an electrical storm?
1.Disconnect the AC power cable
2.Disconnect all external cables and power cords
3.Use a surge protector
4.Turn off the AC power
Posted Date:-2021-02-20 12:55:42
How does a parallel port communicate information to a peripheral device?
1.one bit at a time
2.8 bytes at a time
3.one byte at a time
4. 16555 bytes at a time
Posted Date:-2021-02-20 12:55:42
How many pins on a VGA?
1.15
2.9
3.25
4.32
Posted Date:-2021-02-20 12:55:42
In ROM BIOS the acronym BIOS stands for:
1.Basic Intuitive Output Set
2.Basic Input Organizational System
3.Basic Input Output System
4.Basic Industry Operating System
Posted Date:-2021-02-20 12:55:42
In which mode can two or more applications be stored in memory at the same time?
1.Segmented Mode
2.Unprotected Mode
3.Real Mode
4.Protected Mode
Posted Date:-2021-02-20 12:55:42
In which phase of the laser printing process is a positive charge placed on the paper to pull the toner from the print drum?
1.Writing
2.Transferring
3.Conditioning
4. All of the above
Posted Date:-2021-02-20 12:55:42
 A Type 1 PCMCIA card is:
1.The same physical size as other PCMCIA cards but configured differently
2.The thinnest PCMCIA card measuring 3.5mm in thickness
3.The thickest PCMCIA card measuring 10.5mm in thickness
4.An old standard that is not compatible with the newest laptops
Posted Date:-2021-02-20 12:55:42
On a leased line installation a known good external modem shows no carrier detect light. Where is the problem most likely to be?
1.In the modem
2.In the phone line
3.In the computer
4. In the DTC equipment
Posted Date:-2021-02-20 12:55:42
On PC power supplies the wire attached to pin one is usually
1.blue or red
2.blue or white
3.red or black
4.white or orange
Posted Date:-2021-02-20 12:55:42
Pick the correct choice for the 8088 CPU.
1.16 bit word size 8 bit data path
2.8 bit word size 8 bit data path
3.16 bit word size 16 bit data path
4.4 bit word size 8 bit data path
Posted Date:-2021-02-20 12:55:42
Resistance is measured:
1.in parallel
2.in series
3.after breaking the circuit
4.after checking voltage
Posted Date:-2021-02-20 12:55:42
The 34-pin connection on an I/O card is for?
1. floppy drive
2.SCSI drive
3. IDE drive
4.zip drive
Posted Date:-2021-02-20 12:55:42
To find out how much memory is available you could type _____
1.EMM
2.MEM
3.CHKDSK
4.MEMMAKER
Posted Date:-2021-02-20 12:55:42
To prevent the computer from overheating you should?
1.Remove the slot cover from the back
2.Keep the computer cover closed
3.Remove the CPU fan
4.All of the above
Posted Date:-2021-02-20 12:55:42
What are the IRQ's for sound card?
1.IRQ8
2.IRQ4
3.IRQ5
4.IRQ7
Posted Date:-2021-02-20 12:55:42
What are the most likely conditions for ESD?
1.Cold and wet
2.Cold and dry
3. Hot and wet
4.Hot and dry
Posted Date:-2021-02-20 12:55:42
What is modified when changing the system start-up boot sequence?
1.BIOS/CMOS
2.CONFIG.SYS
3.autoexec.bat
4.COMMAND.COM
Posted Date:-2021-02-20 12:55:42
What is the best ground for a conductive work bench?
1.AC outlet
2.Ground to bench
3.To the motherboard
4.To the PC's Chassis
Posted Date:-2021-02-20 12:55:42
What is the most likely cause of an "FDD controller Failure" error message?
1. you did not set the jumper on the floppy drive to drive A
2.you forgot to flash CMOS
3.you installed the floppy disk drive cable backward
4. your computer's floppy drive is defective
Posted Date:-2021-02-20 12:55:42
What is the size of a sector?
1.512 bytes
2.256 bytes
3. 512 Kb
4.1024 bytes
Posted Date:-2021-02-20 12:55:42
What resistance in ohms should be displayed when testing a speaker in a computer?
1.Q Ohms
2.16 Ohms
3.. -200 Ohms
4.Unlimited Ohms
Posted Date:-2021-02-20 12:55:42
When seeking to upgrade for a particular motherboard what do you need to know?
1.memory
2. hard drive
3.make & model
4.dimm
Posted Date:-2021-02-20 12:55:42
When you boot a PC and don't hear any beep this could suggest which of the following?
1.The monitor is turned off
2. Keyboard not plugged in
3. Normal PC boot
4.Bad or disconnected speaker
Posted Date:-2021-02-20 12:55:42
Which best describes a fragmented hard drive:
1.The platters are bad
2.Data files are corrupted
3. Clusters of data are damaged
4.Files are not stored in consecutive clusters
Posted Date:-2021-02-20 12:55:42
Which is LEAST likely to interfere with upgrading to a newer DOS Version?
1.ROM BIOS
2.Video controller
3.Compressed drives
4.Existing backup files
Posted Date:-2021-02-20 12:55:42
Which is NOT typically a Field Replaceable Unit?
1.System ROM
2.Power supply
3.System chassis
4.Video controller
Posted Date:-2021-02-20 12:55:42
Which is the most difficult environmentally to dispose of?
1.floppy drives
2.hard drives
3.power supplies
4.CRTs
Posted Date:-2021-02-20 12:55:42
Which provides the fastest access to large video files?
1.Optical drives
2.IDE hard drives
3.SCSI hard drives
4.EIDE hard drives
Posted Date:-2021-02-20 12:55:42
Which type of system hoard is the MOST likely candidate for processor upgrading if you want maximum performance and future compatibility?
1.ML
2.PCI
3.ISA
4.EISA
Posted Date:-2021-02-20 12:55:42
You run a super wing-ding diagnostic program on your PC and it reports that your hard drive microprocessor RAM and video card have seen better days. To resolve this problem you should:
1.replace each part one at a time rerunning the diagnostic before replacing the next part.
2.check to see if you have a software problem
3.replace everything at once and rerun the diagnostic
4.get another copy of the diagnostic program
Posted Date:-2021-02-20 12:55:42
You suspect a virus has entered your computer. What will not be affected by the virus?
1.CMOS
2. Boot sector
3.Floppy disks
4.Program files
Posted Date:-2021-02-20 12:55:42
You're on your PC at midnight and an electric storm pops up. What's the best way to protect your PC.
1. you don't worry; you have a lightning rod on your house
2.you don't worry; you've got a surge protector on your PC
3. you don't worry; you've got a surge protector on your PC and phone line to your modem
4.unplug the PC and remove phone line from the modem
Posted Date:-2021-02-20 12:55:42
Your IDE hard drive is not spinning up when you turn on the PC. What is the most likely problem.
1. bad data cable
2.incorrect jumper setting on drive
3.loose molex connector
4.virus
Posted Date:-2021-02-20 12:55:42