In laser technology, what happens during the transfer stage?
1.Residual toner is transferred to the waste receptacle
2.The laser transfers the image from the drum to the paper
3.The image is transferred from the drum to the paper
4.A negative charge is transferred to the surface of the drum
What would you ask to determine if the display is working?
1.Is there a video cursor or action on the screen?
2.Did the computer beep or chime?
3.Is there high voltage static on the screen
4.All of the above
A customer attached an external drive to his notebook computer but the computer is not recognizing it. What should be considered?
1.The cables are attached firmly
2.The external drive has been pre¬loaded with the appropriate software
3.The external drive was attached before the computer was on
4.All of the above
COM1 is typically represented by which of the following?
1.15 pin port
2.9 pin male port
3. 9 pin female port
4.25 pin male port
In the Binary numbering system, a (1) represents a jumper being shorted and a (0) represents a jumper being open. On a three-bit jumper block on a SCSI drive, how would an ID of logical 3 be set?
1.100
2.10
3.11
4.101
What can you use to ensure power is not interrupted, resulting in corrupted data?
1.UPS
2.Proper grounding
3.Surge protector
4.Nuclear powered thermal protective underwear
_____ is the term used to refer to the process of two modems establishing communications with each other
1.interacting
2.handshaking
3.connecting
4.linking
14.4 modem should transmit _____ bits per second
1.14,400-15,000
2.140-150
3.1400-1500
4.140,000-150,000
A 25-pin female connector on the back of your computer will typically be:
1.Serial port 1
2. A parallel port
3.Docking
4.COM2 port
A 6xx indicates a problem with the:
1.floppy drive
2.hard drive
3.keyboard
4.CD ROM
A capacitor is measured in which of the following units?
1.Volts
2.Ohms
3.Farads
4.Resistance
A dialog box with a bomb appears on a Macintosh screen. What type of problem has occurred?
1.A RAM problem
2.A software problem
3.A ROM problem
4.An ADB problem
A hard disk is divided into tracks which are further subdivided into
1.clusters
2.sectors
3.vectors
4.heads
A sound card typically uses which IRQ?
1.6
2.5
3.15
4.1
A system has two IDE hard drives that are each divided into primary and extended partitions, which drive letter is assigned to the primary partition of the second drive?
1.C
2.D
3.E
4.F
A workstation has just been installed on an Ethernet LAN, but cannot communicate with the network. What should you check first?
1. reinstall the network protocols
2.reinstall the network interface card driver
3.verify the ip configuration on the workstation
4.verify the link status on the computer's network card
After installing a sound card, the system locks up when a parallel port tape backup unit is also used. What is most likely the problem?
1.IRQ
2.DMA
3. defective LPT port
4.defective tape driver
An IRQ allow interface cards to:
1.Interrupt the CPU to request service
2.Pass data to the CPU to be processed
3.Pass data from one card to another
4. Pass data to the computers memory
Capacitance is measured in units of:
1.volts
2.amps
3.farads
4.neutrinos
During preventative maintenance on a dot matrix printer, do NOT lubricate:
1.Platen assembly
2.Print head pulley
3.Print head pins
4.Paper advance gear bushings
Which common bus specification provides the fastest data transfer rate?
1.VL bus
2.ISA
3.PCI
4.All of the above
Modems use transmission.
1. synchronous
2.asynchronous
3.ata
4.bank
One of the major components of a PC is the Central Processing Unit (CPU) which can be best described as:
1.The device that sends the monitor signals telling it what to display
2.The area that regulates all of the system power usage
3.The area where ail the of the Basic input/output routines are stored
4.The area where all of the processing takes place
Suppose that the power lamp in on, but the printer will not print. What can you do to correct the problem?
1.Make sure the printer is on line
2.Replace the AC line fuse
3.Turn the printer on and off
4.Replace the ribbon
The ATAPI compliance is stands for?
1.CDROM
2.Bus mastering
3.Mass storage device
4.All of the above
The DC voltage on most circuit boards is:
1.12 volts
2.0 volts
3.+5 volts
4. +12 volts
The ESD wrist strap is designed to protect PC Components or Service Technicians ?
1.PC Components
2.Service Technicians
3.Both
4.None of above
The floppy drive uses which DMA (direct memory access) channel?
1.5
2.4
3.1
4.2
The POST routine, which counts system board RAM first, is stored in:
1.RAM
2.microprocessor
3.ROM BIOS
4.CMOS
Type one PC cards:
1.are used only in desktops
2.are no longer being produced
3.are the thinnest of the PC cards
4. don't exist
UART is a type of serial chip. Its letters stand for:
1. unidirectional access regarding transmission
2.universal asynchronous receiver/ transmitter
3.upper advanced real transfer
4. unable all restore t-bits
What can you use to ensure power is not interrupted, resulting in corrupted data?
1.UPS
2.Propergrounding
3.Surge protector
4.Sag protector
What device protects against line deficiencies?
1.Surge protector
2.UPS
3.Logic probe
4.Capacitor
What expansion types do most pll/plll motherboards support?
1.MCA, PCI
2.ISA, EISA
3. ISA, PCI, AGP
4.ISA, VESA, PCI
What is the i/o address for com2?
1.2vb
2.2f8
3.8f8
4.330
What is the modem hang up command?
1.ATHU
2.ATH
3.ATZ
4.ATX
What is the paper feeding technology most commonly associated with dot-matrix printers?
1.sheet feed
2.tractor feed
3.friction feed
4.manual feed
When installing an internal modem, all of the following IRQ's can be used except?
1.5
2.10
3.14
4.All of the above
When not in use, it is very important to keep 5 1/4 diskettes in _____.
1.Their protective sleeves
2.In a plastic bag
3.On a shelf in an upright position
4. In the floppy drive
Which monitor would provide the highest level of performance?
1.VGA
2.XGA
3.CGA
4.SVGA
Which of the following items would require you to comply with EPA disposal guidelines?
1.Keyboard
2.System board
3.Power supply
4.Battery
Which step should you perform first before discharging a CRT?
1.Remove the CRT from its housing
2.Disconnect the CRT from the computer
3.Remove the video assembly
4.Turn power off before removing power source
You are testing the resistance in Ohms of a fuse on a 15K amp system. If the fuse is good, the meter should read?
1.0
2.0.2
3.5
4.2
You see the message "invalid media device" after installing a new hard drive. What do you do next?
1.Format
2.Fdisk
3.Partition
4.Add the OS
Your CD-ROM audio cable connects to the:
1.speaker
2. sound card (or motherboard if sound is integrated with it)
3.power supply
4.hard drive
__ help prevent power surges.
1.Surge suppressor
2.Spike protector
3.UPS system
4.High-grade multi-meter