| Question |
 |
|
| Answer |
|
|
| What is the i/o address for com1? |
3f8 |
| What is the i/o address for com2? |
2f8 |
| What is the i/o address for com3? |
3e8 |
| What is the i/o address for com4? |
2e8 |
| T OR F** Before sending data, a modem sends a request to send signal, or RTS. |
True |
| ISDN uses _______________ technology. |
only digital |
| A COM port is a _______ port. |
serial |
| Modems use ________________ transmission. |
asynchronous |
| CD-Roms *typically* hold ______ of data. |
650M |
| The terms "red book", "yellow book", and "orange book" refer to: |
CD-Rom standards |
| CD-Roms are read by _________. |
laser diodes |
| Which of the following can cause CDs to be misread? Select all that apply. smudges, fingerprints, scratches, cracks, slight melting |
all of the above |
| In a computer with an eide adapter, where should you connect an ATA CD-Rom drive? |
on the secondary ide |
| Your IDE CD-Rom drive is attached to the primary IDE adapter with your hard drive. How should its jumpers be set? |
as slave |
| What does MSCDEX.EXE do? |
It's a CD-Rom DOS driver |
| A CD-Rom drive always uses IRQ: |
depends on the adapter it's attached to |
| T OR F** If a computer's bios allows it, you can boot from a CD-Rom. |
True |
| A single speed CD-Rom drive transfers data at: |
150 KBs per second |
| Your CD-Rom audio cable connects to the: |
sound card (or motherboard if sound is integrated with it) |
| Whenever you have a hardware resource conflict, it will more likely be an IRQ conflict rather than an i/o conflict because: |
there are alot more i/o addresses than IRQs. |
| T OR F** SCSI adapters usually don't need drivers, just the devices that interface with them. |
False |
| T OR F** Most SCSI-2 devices will work fine with SCSI-1 adapters. |
True |
| How many devices can connect to the typical SCSI adapter? Assume it has only one data connector. |
7 |
| How many devices can be used on a single SCSI bus? Keep in mind that the SCSI host adapter counts as a device. |
8 |
| What is the jumper setting on a SCSI device to configure it to use the fourth SCSI id? Remember, SCSI ids start with zero. |
011 |
| Which type of interface provides for the fastest data transfer? IDE, SCSI, parallel, serial or ISA |
SCSI |
| T OR F** In addition to i/o port addresses, SCSI adapters also use a range of rom addresses for their onboard bios. |
True |
| SCSI-2 cables have how many pins? |
50 |
| IDE cables have how many pins? |
40 |
| You are about to install a second IDE hard drive in a PC that has only one IDE adapter. Your first hard drive will still be the boot drive. How should the second drive be configured? |
as a slave |
| What is the maximum number of IDE drives that EIDE will support? |
4 |
| On a flat data cable, a red or blue stripe means: |
pin 1 |
| Most PCs give a single beep on bootup to indicate they are ok hardware wise. You boot your PC and don't get a beep. What should you check first? |
speaker |
| A sound card typically uses which IRQ? |
5 |
| Your IDE hard drive is not spinning up when you turn on the PC. What is the most likely problem. |
loose molex connector |
| I once had a PC with no video. I replaced the system board, CPU, and video card, and still had no video. I then replaced the IDE cable and fixed the problem. Am I telling the truth? |
Yes! |
| T OR F** A virus can mimick just about any hardware symptoms you can think of. |
True |
| A static jolt of as little of ____ volts can fry most any PC integrated circuit. |
30 |
| A human cannot feel a static discharge as high as ____ volts. |
200 |
| ESD is ___________. |
electrostatic discharge |
| What's the best way to prevent damaging your PC with static electricity? |
wear an ESD wrist strap |
| What is EMI? |
electromagnetic interference |
| You're on your PC at midnight and an electric storm pops up. What's the best way to protect your PC. |
unplug the PC and remove phone line from the modem |
| When referring to hard drives, HDI stands for: |
head-to-disk interference |
| You should never put floppy drives, hard drives, or even VCR tapes or cassette tapes on top of speakers (or near any other source of magnetism) because of: |
EMI |
| Static electricity thrives in which type of environment? |
cold and dry |
| What's the best way to protect your hard drive data? |
regular backups |
| A CRT's grid voltage can be as high as: |
15,000 volts |
| A monitor's CRT (cathode ray tube) can pack quite a wallop of a charge even if it's been turned off for several days or more. Before you service a monitor, you must discharge the CRT using a tool specific for that purpose. Before you do the discharge, wha |
make sure the monitor is unplugged |
| Which component stores an electrical charge? |
capacitor |
| On PC power supplies, the wire attached to pin one is usually: |
white or orange |
| If the voltage on pin 1 of the power supply is not in the range of ______ volts, the PC will not boot. |
2.5 - 5 |
| The output voltages of a PC power supply are in the form of _____ current. |
DC |
| A spike is a sharp and sudden rise in voltage. It's duration is usually measured in: |
milliseconds |
| Resistance is measured in units of: |
ohms |
| Current is measured in units of: |
amps |
| Capacitance is measured in units of: |
farads |
| Voltage is measured: |
in parallel |
| Resistance is measured: |
after breaking the circuit |
| Current is measured: |
only when you turn the device off first, then connect your meter to the device in series, then turning it back on |
| Anti-static plastic bags are: |
conductive |
| POST stands for: |
power on self test |
| POST is done when the PC is: |
first turned on or reset |
| The POST routine, which counts system board ram first, is stored in: |
rom bios |
| A 1xx (x can be any digit) POST error code indicates a problem with the: |
system board |
| A 2xx POST error code indicates a problem with: |
ram or rom |
| A 3xx POST error code indicates a problem with: |
keyboard |
| A 4xx, 5xx, or 24xx POST error code indicates a problem with: |
video adapter |
| A 17xx indicates a problem |
hard drive or controller |
| A 6xx indicates a problem with the: |
floppy drive |
| A parity error usually indicates a problem with: |
memory |
| How many bits in a byte? |
8 |
| Type one PC cards: |
are the thinnest PC cards |
| The floppy drive uses which DMA (direct memory access) channel? |
2 |
| You do a DIR on a diskette, remove it and insert another, and get the same DIR listing from the first diskette. This is known as a "phantom" directory, and it is caused by: |
line 34 on the floppy is bad or deffective floppy drive |
| The power connector on a floppy drive is called a: |
berg connector |
| The print from a dotmatrix printer is light and uneven. This is most likely caused by: |
worn ribbon |
| The print from a dotmatrix printer is sometimes light, sometimes dark. This is most likely caused by: |
paper not advancing properly |
| On a dot-matrix printer, regular lube maintainence should be followed, but this component should never be lubed: |
printhead |
| When you move a mouse, the mouse pointer is positioned via: |
pulses of light |
| Your laser printer is on, you hear the fan running, but it won't print. What is the first thing you should check? |
that the printer is online |
| In laser printing, there are six steps the printer follows. What comes between the conditioning phase and the developing phase? |
writing phase |
| During the laser printer's conditioning phase a uniform charge of _______ is placed on the photosensitive drum. |
-600 volts |
| Your laser printer gives you an error code 50. This is usually caused by a defective: |
fuser assembly |
| Laser printer toner is composed primarily of: |
particals of plastic resin and iron oxide (rust) |
| Select the best choice for cleaning laser toner from clothing: |
clean cloth with cool water |
| During the fusing process, toner is: |
melted into the paper |
| On the PC side, the printer port is a: |
25 pin female parallel connector |
| ISA is a ___ bit technology. |
8/16 |
| T OR F** You can have EISA and MCA devices in the same PC. |
False |
| T OR F** You can place an ISA device in an EISA slot. |
True |
| You can only place an MCA device in an MCA slot. |
True |
| What is the first CPU to include an internal math coprocessor? |
486DX |
| You plug a power supply's connectors onto the system board. You know you did it correctly because: |
the two sets of black wires are together in the middle |
| Before upgrading your operating system, you should first: |
backup your hard drive |
| What DOS program can you run to see which serial ports are detected? |
MSD |
| Where would you load the mouse driver mouse.sys? |
config.sys |
| Where would you place mouse.com or mouse.bat? |
autoexec.bat |
| What is a TSR? |
terminate and stay resident program |
| Where are most TSRs loaded? |
autoexec.bat |
| Where is the "FILES=" statement placed? |
in config.sys |
| Where is the "BUFFERS=" statement placed? |
in config.sys |
| T OR F** Himem.sys must be loaded before loading emm386.exe. |
True |
| T OR F** You can run Windows 3.1 or 3.11 without loading himem.sys. |
True |
| T OR F** You must have himem.sys loaded before you can load DOS high. |
True |
| When DOS is loaded high it is placed in the HMA (high memory area). This is located: |
anywhere in expanded memory |
| To load DOS high you must place a statement in config.sys. It is: |
dos=high |
| The reason you load DOS high is to: |
free up more expanded memory |
| The upper memory area is located: |
between 640k and 1024k |
| Extended memory is: |
anything above 1024k |
| Extended memory is managed by: |
himem.sys |
| Expanded memory is: |
paged memory |
| Expanded memory is managed by: |
emm386.exe |
| Conventional memory is: |
anything below 1024k |
| By default, DOS will load where? |
conventional memory |
| UMBs, or upper memory blocks are located where? |
between 640k and 1024k |
| What statement in config.sys will allow DOS access to unused UMBs? |
DOS=UMB |
| What DOS command shows which TSRs are loaded? |
TSR-SHOW |
| The DIR command shows a single directory listing. What switch is required to show the subdirectories inside the directory where you typed the DIR command? |
/s |
| You wish to see the hidden files in a directory and you type |
Yes |
| What two DOS commands lets you know the presence of hidden files? |
chkdsk and dir |
| What are the two hidden DOS system files? |
io.sys & msdos.sys |
| In CMOS setup, if you enable Rom Bios Shadowing, what happens? |
a copy of the bios is placed in ram |
| What does XMS refer to? |
extended memory |
| What does EMS refer to? |
expanded memory |
| Virtual memory is composed of ram and: |
a swap file |
| Memory that is paged out to the hard drive is known as: |
virtual memory |
| What device driver must be loaded in config.sys to enable power management on a laptop computer? |
power.exe |
| As you soon as you see DOS starting, what key do you press to bypass the startup files? |
F5 |
| As soon as you see DOS starting, what key do you press to step through the startup files? |
F8 |
| Which command makes a file read only? |
attrib +r "filename" |
| Which file displays the DOS prompt? |
command.com |
| "Loadhigh" or "LH" is used to load TSRs into upper memory. Where is this statement used? |
autoexec.bat |
| Which file contains the DOS kernel? |
io.sys |
| A cluster is the minimum file allocation unit. A cluster is composed of: |
sectors |
| What command is used to partition a hard drive? |
fdisk |
| What is the largest partition size that DOS supports? |
2.1 Gig |
| What command displays a disk's volume label? |
vol |
| What command changes or adds a volume label? |
label |
| Windows 3.1 no longer supports which mode that Windows 3.0 supported? |
real |
| Win.com supports a number of switches to force Windows to start in the mode selected. You enter win.com /s at the DOS prompt. How is Windows started? |
standard mode |
| The Windows file system.ini contains primarily: |
Windows system settings and device drivers |
| What is a PIF? |
program information file |
| 9 bit SIMMs have how many pins? |
30 |
| What is the maximum length for a parallel cable? |
15ft |
| What IRQ does the real time clock use? |
8 |
| What form of software can also be called firmware? |
system BIOS |
| After you install a floppy drive and restart the system, the floppy drive light stays on constantly and you get an "FDD Controller Failure" POST error. What is the problem? |
floppy cable is backwards |
| What type of port communicates information to a peripheral device one bit at a time? |
serial port |
| Should you wear a grounding strap when servicing a CRT monitor? |
No |
| If your monitor just shows dots when you turn it on, what is most likely the problem? |
bad video RAM |
| You have two hard drives installed on your primary EIDE controller. You install a CD-ROM on your second EIDE controller. What jumper setting would you use for the CD-ROM? |
Master |
| What factor determines the amount of RAM a CPU can control? |
width of the address bus |
| The correct AT command to tell a modem to hang up is? |
ATH |
| The AT command to tell a modem to dial a number is? |
ATD (number to dial) |
| locations in memory are referred to as? |
addresses |
| What is the IDE CMOS/BIOS limit for the size of a hard drive? |
504MB |
| You can probably determine that a monitor is working, even though it is not connected to a PC, by performing what action? |
turn up the brightness to see if the raster appears |
| What purpose does the ROM serve? |
starts the system when the computer is turned on |
| What is the difference between SRAM and DRAM? |
SRAM has built in switches and does not have to be refreshed |
| What type of printers are considered impact printers? |
Dot Matrix & Daisey Wheel |
| How does a Pentium Pro processor differ from a Pentium processor? |
Pentium Pro has a onboard L2 cache |
| What is the binary equivalent of decimal 3? |
011 |
| In order for a device to communicate with the CPU it must have? |
an I/O address |
| CD ROM is Secondary master or Primary slave? |
Secondary Master |
