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HARD DRIVES , FLOPPYS AND SCSI
QUESTIONS #4


INTRODUCTION

QUESTIONS

1. IRQ's, COM's, ESD, I/O ADDRESSES, CONNECTORS, SAFETY

2. RAM, ROM & MEMORY

3. CPU MODELS , BUSES

4. HARD DRIVE's, FLOPPY's, CDROM's,

5. MODEMS, NETWORKS

6. MONITOR's

7. PRINTER's

8. MORE CONNECTOR's , CABLE's

9. DOS/WINDOWS

10. DOS/WINDOWS

11. MISC/
TROUBLE-SHOOTING


REFERENCE TABLES

IRQ's

I/O ADDRESS's

LOGICAL MEMORY

PHYSICAL MEMORY

POST ERROR CODES

CPU TYPES

BUS TYPES

DRIVE CABLES

MODEM COMMANDS

NETWORKING

MONITOR's

PRINTER TYPES

LASER STEPS

HP-LASER ERROR CODES

CONNECTORS

CABLES


GO TO     25     50     75     100     REFERENCE TABLES
1. Your customer's computer has two hard drives. Drive 1 is the C: drive; drive 2 is the D: drive.Windows 95 and all applications are installed on the C: drive. Drive D: is mostly free space. The virtual memory settings are set to the default. How can you optimize your customer's computer via virtual memory?
     A. Virtual memory settings are best kept as default.
     B. Move the virtual memory to the D: drive by copying the virtual memory swap file
     C. Move the virtual memory swap file to the D: drive
     D. Remove the virtual memory swap file, reboot, and let Windows 95 add the swap file automatically.
2. Your customer has a laptop computer with an 8-speed CD-ROM and 24MB of RAM. The optimize access pattern for CD-ROM is currently set to "Quad-Speed or Higher." How can you make sure the CD-ROM file system performance is optimized?
     A. Change the setting to "No read ahead."
     B. Change the setting to "Full read ahead."
     C. Change the setting to "16MB of RAM or higher."
     D. Leave the setting as it is
3. Which statement is true regarding SCSI termination?
     A. Only adapters must be terminated.
     B. Both ends of the chain must be terminated.
     C. No termination is necessary.
     D. Only drives must be terminated.
4. Installing a floppy cable backwards will
     A. cause the controller card to fail and require replacement
     B. cause the system to lock up
     C. destroy the floppy drive
     D. render the drive inoperable but cause no damage
5. You have a system with one EIDE drive. You connect a second EIDE drive to the same cable as the first drive, set it to slave, and apply power. The original drive auto-detects, but not the new one. What could be the problem?
     A. There is no power to the master drive.
     B. The master drive has a separate "single drive" setting.
     C. The CMOS is loose.
     D. The LBA or E-CHS is not active.
6 . What is a group of sectors called?
     A. cylinder
     B. cluster
     C. FAT
     D. track
7 . You see the message "invalid media" after installing a new hard drive. What do you do next?
     A. Fdisk
     B. Format.com
     C. repartition
     D. Add the OS
8 . A fragmented hard drive is one in which the files (CLUSTERS) are?
     A. cross linked
     B. missing
     C. out of order
     D. not contiguous
9 . You have a single hard drive with an extended partition and a CD-ROM on the primary IDE controller and you decide to add a second hard drive with an extended partition on the secondary IDE controller. What is the drive letter of the primary partition of the secondhard drive?
     A. D:
     B. E:
     C. F:
     D. G:
10 . When connecting two external SCSI hard drives to a computer, where do you connect the second hard drive?
     A. an open SCSI port on the host adapter
     B. an open SCSI port on the computer
     C. an open SCSI port on the first hard drive
     D. serial post on the first host adapter
11 . When connecting a ribbon cable to a computer, how do you know which direction to plug it in?
     A. The colored line in the cable goes to pin 0
     B. The colored line in the cable goes to the right of the connector
     C. The colored line in the cable goes to the highest pin number
     D. The colored line in the cable goes to pin 1
12 . SCSI connector has how many pins?
     A. 36
     B. 40
     C. 50
     D. 52
13 . You have two hard drives on the primary IDE controller and wish to add a CD-ROM drive to the secondary IDE controller. How do you set the jumpers on the CD-ROM?
     A. master of slave
     B. single drive
     C. slave
     D. no settings are necessary in this situation
14 . What is the name given to an IDE drive that does not use its own controller card?
     A. Slave
     B. Master
     C. Primary
     D. Secondary
15 . How many devices can be connected together on a single channel of an IDE controller card?
     A. 1
     B. 2
     C. 4
     D. 7
16 . Which of the following is a requirement for the last device connected to a SCSI controller card?
     A. It must have ID 6
     B. It must have ID 1
     C. It must be terminated
     D. It must not be terminated
17 . What should you use to clean a floppy disk?
     A. Cotton swabs
     B. Isopropyl alcohol
     C. Detergent
     D. Gasoline
18 . 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?
     A. 100
     B. 010
     C. 011
     D. 101
19 . .What is the highest binary number that can be referred to on a three position jumper block?
     A. 4
     B. 6
     C. 7
     D. F
20 . How many devices can be used on a single SCSI bus? Keep in mind that the SCSI host adapter counts as a device.
     A. 7
     B. 8
     C. 9
     D. 18
21 . What is the common ID number assigned to the host SCSI adapter in a PC?
     A. 0
     B. 6
     C. 7
     D. 8
22 . The primary performance restraint for mass storage devices are:
     A. Storage ability
     B. Driver aceleration
     C. Disk Access Time
     D. Route mobility
23 . What is the maximum length a SCSI cable can support?
     A. 18 feet
     B. 25 feet
     C. 50 feet
     D. 60 feet
24. Most external SCSI devices have Centronics-50 or what other type of connector?
     A. DB-25 female
     B. DB-9 female
     C. DB-9 male
     D. RJ-45
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25. What is the time it takes the head to reach the needed track?
     A. Access time
     B. Seek time
     C. Read time
     D. Latency period
26. What is the time that it takes the sector to move under the read-write head?
     A. Access time
     B. Read time
     C. Latency period
     D. Seek time
27 . The overall time it takes a hard drive to find data.
     A. Seek time
     B. Access time
     C. Send time
     D. Latency period
28 . What program is used to set up partitions?
     A. FDISK
     B. SCANDISK
     C. CHKDISK
     D. DEFRAG
29. CD-Rom drives typically do not have which of the following interfaces?
     A. parallel
     B. ide
     C. serial
     D. scsi
30 . In a computer with an eide adapter, where should you connect an ATA CD-Rom drive?
     A. on the floppy bus
     B. on the primary ide
     C. on the scsi bus
     D. on the secondary ide
31 . An exclamation point by the device in the device manager indicates that?
     A. Device is removed
     B. Device has a problem
     C. Device is working properly
     D. Device was disabled
32. How many devices can connect to the typical SCSI adapter?
     A. 7
     B. 8
     C. 9
     D. 10
33 . IDE cables have how many pins?
     A. 25
     B. 40
     C. 60
     D. 100
34 . What is the maximum number of IDE drives that EIDE will support?
     A. 3
     B. 4
     C. 5
     D. 7
35. A CD-Rom drive always uses IRQ:
     A. 5
     B. 9
     C. 11
     D. depends on the adapter it's attached to
36 . The floppy drive uses which DMA (direct memory access) channel?
     A. 1
     B. 2
     C. 3
     D. 4
37 . You have an existing hard drive on your IDE adapter. You are installing a second hard drive and want the first hard drive to still be the bootable hard drive. How should you configure the second hard drive?
     A. slave
     B. master
     C. beta
     D. secondary
38 . You need to make a hard disk bootable but do not want to loose the data on the drive. What command can you use to accomplish this?
     A. SYS
     B. FDISK
     C. FORMAT /S
     D. SCANDISK
39 . In order for a hard disk to be bootable it must have what type of partition?
     A. Passive
     B. Active
     C. Large
     D. Symmetric
40 . All directory entries are stored where on the disk?
     A. File Directory
     B. File Assistance Tab
     C. Root directory
     D. File Allocation Table
41 . When you are changing floppy disks in Windows 95, and you want to update the directory on the screen press the ______key.
     A. F1
     B. F5
     C. F10
     D. F11
42 . The power connector on a floppy drive is called a:
     A. molex connector
     B. BNC
     C. mini-molex
     D. berg connector
43 . Which of the following terms does not pertain to formatting a hard drive?
     A. SETUP
     B. Physical
     C. Low-level
     D. DOS
44. What is the first step in configuring the hard disk drive?
     A. Partition the drive
     B. Set the drive select jumpers
     C. Format DOS
     D. Physical format
45 . After configuring the hard disk, where is the subsequent DOS partition located?
     A. Logical drive D
     B. Where the system files are stored
     C. Physical drive D
     D. The first partition in drive C
46 . What is it called when a hard drive writes a sector, skips one or more sectors, and then writes another sector?
     A. Sectoring
     B. Sector skipping
     C. Interweaving
     D. Interleaving
47 . How do you write-protect a 3.5-inch disk?
     A. The write-protect hole must be covered
     B. The write-protect hole must be uncovered
48 . DIP switches are often used for configuration. Which of the following terms is not used to describe the two possible settings of a DIP switch?
     A. OPEN or CLOSED
     B. ON or OFF
     C. A or B
     D. 1 or 0
49 . What type of PCMCIA slot does a hard drive card fit into?
     A. Type 1
     B. Type 2
     C. Type 3
     D. Type 4
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50. Which RAID level provides for disk striping with parity?
     A. 0
     B. 1
     C. 4
     D. 5
51 . Data is written to the hard disk beginning at which track?
     A. Innermost
     B. Outermost
     C. A randomly selected track
     D. Whichever one the read head was on last
52. After you replaced a floppy drive, the light on the drive stays on and it does not read floppies. What is the most likely problem?
     A. The new floppy drive is incompatible with the motherboard
     B. The floppy you installed was defective
     C. You forgot to connect a floppy cable
     D. The floppy cable was connected incorrectly
53 . After installing a new CD-ROM in your computer, data CDs work fine but audio CDs don't seem to play sound. What is the most likely cause of the problem?
     A. The CD-ROM is defective
     B. The CD drive needs to be cleaned
     C. The CD drive "audio out" cable is unplugged
     D. Computer CD-ROM drives do not play audio CDs
54 . Before uncompressing a hard drive, you should
     A. free up as much extended memory as possible
     B. run the DBLSPACE /FORMAT command to prepare the host drive for the uncompressed files
     C. make sure the uncompressed files will fit on the host drive in their uncompressed state
     D. Run Windows in Safe Mode
55. Your IDE CD-ROM drive is attached to the primary IDE adapter with your hard drive. How should its jumpers be set?
     A. as a master
     B. as a slave
     C. auto detect
56. When installing a SCSI CD-ROM drive, you must set the CD-ROM SCSI adapter to:
     A. The same address as the SCSI device before the CD-ROM
     B. B0007
     C. An unused SCSI address
     D. SCSI ID=1
57 . What is the fastest way to make a bootable disk?
     A. Run DOS SETUP
     B. Install the DOS system disks
     C. Run FORMAT/S
     D. Run DISKCOPY
58. Which controller would support an external CD-ROM drive?
     A. ESDI
     B. SCSI
     C. MFM
     D. ARLL
59 . What does ATAPI have to do with?
     A. modem
     B. power supply
     C. hard drive
     D. CD-ROM
60 . A 5 inch CD can store:
     A. 420 MB
     B. 650 MB
     C. 950 MB
     D. 1.2 GB
61 . The floppy drive light stays on when you power up the system. It means that
     A. the CMOS setting set to 720 KB instead of 1.44 MB
     B. the disk inside is not bootable
     C. the FDD cable is reversed
     D. the FDD cable is not inserted
62 . When not in use, it is very important to keep 5 1/4 diskettes in ______.
     A. Their protective sleeves
     B. In a plastic bag
     C. On a shelf in an upright position
     D. In the floppy drive
63. 3.5 HD floppy disks have how many square holes on top?
     A. 0
     B. 1
     C. 2
     D. depends if they are formatted or not
64 . After displaying the directory of a floppy disk, a different floppy is inserted into the drive. The contents of the original floppy's directory still continue to be display regardless of a new directory request on the other floppy 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. Original IDE controller
     B. System's floppy drive device driver
     C. Floppy drive ribbon cable
     D. System's power supply
65 . What's the best way to protect your hard drive data?
     A. periodically defrag it
     B. run scandisk at least once a week
     C. periodically defrag it
     D. regular backups
66 . Which of the following is a type of preventative maintenance used on a hard drive?
     A. Disk check diagnostics
     B. Head alignment diagnostics
     C. Initializing
     D. Uninstalling programs
67 . It is most important to keep hard drives and diskettes away from? (choose two)
     A. Telephones
     B. Battery-operated devices
     C. Magnetic devices
     D. Temperature extremes
68 . The acronym HDI stands for:
     A. Half duplex interface
     B. Hard disk interface
     C. Help desk interference
     D. Head to disk interference
69 . A hard disk is divided into tracks, which are further subdivided into
     A. clusters
     B. vectors
     C. heads
     D. sectors
70 . How may bytes in one Sector
     A. 64K
     B. 512
     C. 1024K
     D. 2048
71 . Which would you have to upgrade to install an EIDE drive?
     A. RAM BIOS
     B. Serial board
     C. ISA motherboard
     D. Controller board
72 . To install a second IDE drive into a computer, you must:
     A. Set the master-slave jumper to slave on the second drive
     B. Use the IDE configuration software to set the new drive as slave
     C. Verify that you define the new drive as D: in the CMOS setup
     D. Verity that you attach the drive to the connector at the end of the ribbon cable
73 . What specification covers PC cards?
     A. SCSI
     B. MFM
     C. ISA
     D. PCMCIA
74 . A Type III PCMCIA card is:
     A. The same physical size as other PCMCIA cards but configured differently
     B. The thinnest PCMCIA card, measuring 3.5 mm in thickness
     C. The thickest PCMCIA card, measuring 10.5 mm in thickness
     D. An old standard that is not compatible with the newest laptops
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75 . Which type of PCMCIA card supports Hard Drives?
     A. Type I
     B. Type II
     C. Type III
     D. Type IV
76 . Where can PC card bus mastering be disabled?
     A. Config.sys
     B. Win.ini
     C. BIOS
     D. with jumpers
77 . A customer attached an external drive to his notebook computer but the computer is not recognizing it. What should be considered?
     A. The cables are attached firmly
     B. The external drive has been pre-loaded with the appropriate software
     C. The external drive was attached before the computer was on
     D. The external drive is turned on
     E. All the above
78 . The acronym SCSI stands for ____.
     A. Small computer systems interface
     B. Super computer small interface
     C. System configured size interface
     D. Swift control software interupt
79 . 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 5 be set?
     A. 100
     B. 010
     C. 011
     D. 101
80 . Which provides the fastest access to large video files?
     A. IDE hard drives
     B. EIDE hard drives
     C. SCSI hard drives
     D. Optical drives
81 . Which of the following statements is true?
     A. Two SCSI devices connected to a computer can have the same ID if they are both hard drives.
     B. Each SCSI device must have its own ID
     C. All SCSI devices must have the same ID
     D. SCSI ID's are irrelevant
82 . Which of the following FRUs would be considered both an input/output device?
     A. Video board
     B. SCSI host adapter
     C. System board CPU
83 . Your PC has 2 SCSI devices, an internal SCSI harddrive and an external SCSI CD-Rom, which do you terminate?
     A. the SCSI adapter card and the harddrive
     B. the SCSI Harddrive
     C. the SCSI adapter
     D. the SCSI harddrive and the CDRom
84 . Which type of interface provides for the fastest data transfer?
     A. IDE
     B. SCSI
     C. parallel
     D. serial
     E. ISA
85 . The SCSI boot drive must be addressed as
     A. ID 0
     B. ID 1
     C. ID 2
     D. ID 3
86 . The binary address of the SCSI host adapter is
     A. 0111
     B. 1010
     C. 1100
     D. 1110
87 . Which of the following will NOT be a SCSI device?
     A. Hard Disk drive
     B. Floppy disk drive
     C. CD-ROM drive
     D. Tape Backup unit
88 . The terms "red book", "yellow book", and "orange book" refer to:
     A. floppy drive technology
     B. ide
     C. CD-Rom standards
     D. scsi
89 . CD-Roms are read by _________.
     A. magnetic heads
     B. electronic sensors
     C. laser diodes
90. Which of the following can cause CDs to be misread?
     A. scratches
     B. slight melting
     C. finger prints
     D. smudges
     E. All of the above
91 . CD-Rom drives typically have which of the following interfaces?
     A. parallel
     B. ide
     C. scsi
     D. All of the above
92 . CD-Rom drives have which connectors?
     A. molex
     B. data cable
     C. audio cable
     D. All of the above
93 . In a computer with an eide adapter, where should you connect an ATA CD-Rom drive?
     A. on the floppy bus
     B. on the scsi bus
     C. on the primary ide
     D. on the secondary ide
94 . What does MSCDEX.EXE do?
     A. configures hard drives
     B. bios setup
     C. it's a scsi driver
     D. it's a CD-Rom DOS driver
95 . If a computer's bios allows it, you can boot from a CD-Rom.
     A. true
     B. false
96 . A single speed CD-Rom drive transfers data at:
     A. 100 bytes per second
     B. 150 KBs per second
     C. 1 MB per second
     D. 512,000 bits per second
97 . Your CD-Rom audio cable connects to the:
     A. speaker
     B. hard drive
     C. bios
     D. sound card (or motherboard if sound is integrated with it)
98 . This statement is in autoexec.bat:
          c:\dos\cdrom\mscdex /d:cdrom001 /l:e /m:10 /v

     This statement is in config.sys:
          device=c:\cdrom\atapicd.sys /d:cd001

     Your CD-Rom drive is not working. What is wrong?
     A. the device name is not the same in both files
     B. the "v" switch in autoexec.bat is invalid
     C. config.sys is not using the dos directory
     D. nothing, it should work
99 . IDE cables have how many pins?
     A. 25
     B. 40
     C. 50
     D. 72
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100 . SCSI-2 cables have how many pins?
     A. 25
     B. 40
     C. 50
     D. 72
101 . Most SCSI-2 devices will work fine with SCSI-1 adapters.
     A. true
     B. false
102 . Which of the following are SCSI issues?
     A. unique id settings
     B. limited cable length
     C. parity
     D. termination
     E. All of the above
103 . On some older SCSI adapters, the boot hard drive must be set to id#:
     A. 0
     B. 2
     C. 3
     D. 9
104 . What is the jumper setting on a SCSI device to configure it to use the fourth SCSI id? Remember, SCSI ids start with zero.
     A. 010
     B. 110
     C. 011
     D. 101
105 . Single-ended SCSI or "regular" SCSI has one wire for each signal that needs to be sent along the SCSI bus. Differential SCSI has two wires for each signal that is sent. Differential SCSI cable lengths can be up to 25 meters. How long can single-ended SCSI cables be?
     A. up to 3 meters
     B. up to 6 meters
     C. up to 14 meters
     D. up to 50 meters
106 . On a flat data cable, a red or blue stripe means:
     A. ground
     B. high voltage
     C. pin 1
     D. pin 34
107 . Your IDE hard drive is not spinning up when you turn on the PC. What is the most likely problem.
     A. bad system board
     B. bad data cable
     C. incorrect jumper setting on drive
     D. loose molex connector
108 . On most floppy cables, the order for the connectors is:
     A. adapter, drive A, drive B
     B. adapter, drive B, drive A
     C. adapter, tape drive connector, drive A
     D. depends on cmos settings
109 . You've been using your tape drive about a year, performing daily backups. Each day has its own tape (7 tapes total). Lately, you've been having intermittent trouble and are having a difficult time determining the problem because the errors do not always happen on the same day of the week or at the same point in the backup process. You've cleaned the drive and determined it to be fine. What might be the problem?
     A. The read/write head on the tape drive is wearing out
     B. The data cable between the tape drive and controller is failing
     C. There is a resource conflict between the tape drive and another device in your system
     D. You need to replace your tapes
110 . The process known as___________ converts binary imformation into patterns of magnetic flux on a hard disk's surface.
     A. encoding
     B. decoding
     C. fluxing
     D. warping
111. How many R/W heads are there for each platter in a hard drive?
     A. 1
     B. 2
     C. 3
     D. 4
112 . Round magnetic plate that makes up one of the components of the hard drive
     A. Read/Write Head
     B. Cylinder
     C. Platter
     D. Track
113 . Read/Write Heads connect to this component in the hard drive.
     A. Cylinder
     B. Platter
     C. Stepper Motor
     D. Actuator
114 . Frequency Modulation (FM), Modified Frequency Modulation (MFM), and Run Length Limited (RLL) are all type of:
     A. Hard Drives
     B. Encryption Schemes
     C. Platter Types
     D. Data Encoding Schemes
115 . This mechanism reads data from or writes data to a magnetic disk
     A. Head
     B. Track
     C. Sector
     D. Cylinder
116 . A set of all the tracks on all sides of all the platters located the same distance from the center of the stack of platters
     A. Sector
     B. Cluster
     C. Track
     D. Cylinder
117 . What is the maximum number of logical drives you can have in a computer.
     A. 8
     B. 16
     C. 24
     D. 36
118 . The maximum number of floppy drives you can have in your computer is.
     A. 1
     B. 2
     C. 3
     D. 4
119 . If you receive the following error message, "General Failure Reading Drive A:", what should you suspect.
     A. Bad Data Cable
     B. Floppy Drive Controller
     C. Floppy Disk Drive
     D. CMOS
120 . Which wire on the floppy drive cable is called the "drive change signal".
     A. 1st
     B. 2nd
     C. 21st
     D. 34th
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INTERFACE CABLES
FLOPPY DRIVE CABLE 34 PINS
FLOPPY PIN 34 = CHANGE SIGNAL
ST-506 20 WIRE RIBBON (DATA)
34 WIRE RIBBON (CONTROL)
IDE/EIDE DRIVE CABLE 40 PINS
SCSI DRIVE CABLE 50 PINS
SCSI ULTRA-WIDE 68 PINS
SCSI ID #
8-BIT
0 BOOTABLE DRIVE
7 CONTROLLER
2-6 AVAILABLE
16-BIT
0 BOOTABLE DRIVE
15 CONTROLLER
2-15 AVAILABLE
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