11-51.
The terminating resistor on a floppy drive is
used to supply the proper load to (a) what
device and should be connected on the
floppy disk at (b) what point on the cable?
1. (a) Computer
(b) middle
2. (a) Computer
(b) end
3. (a) Disk controller
(b) middle
4. (a) Disk controller
(b) end
11-52. The media sensor detects a hole for which of
the following disks?
1. 5.25-inch, 360K disks
2. 5.25-inch, 1.2M disks
3. 3.5-inch, 720K disks
4. 3.5-inch, 1.44M disks
11-53. It is impossible to recover data on a disk that
has been damaged.
1. True
2. False
11-54. Large magnetic disk memory sets are
generally used with which of the following
computers?
1. Mainframe computers
2. Minicomputers
3. Personal computers only
4. Microcomputers
11-55. The diameter of most magnetic disk packs is
1. 10 inches
2. 12 inches
3. 14 inches
4. 16 inches
11-56.
11-57.
11-58.
11-59.
11-60.
The top and bottom platters of most disk
packs are used for which of the following
functions?
1.
2.
3.
4.
To store data
To provide position data
Both 1 and 2 above
To provide protection to the pack
The servo surface of a disk pack is used for
which of the following functions?
1. To control the movement of the
read/write heads
2. To maintain alignment of the read/write
heads over the proper track
3. Both 1 and 2 above
4. To provide additional data storage area
When the summing of dipole bits on the disk
servo surface is equal to zero volts, which of
the following conditions exist?
1. The heads are on an odd numbered track
only
2. The heads are on an even numbered track
only
3. The heads are between tracks
4. The heads are centered on a track
On a typical disk memory set’s operator
panel, which of the following conditions is
NOT indicated by the READY indicator?
1. The disk drive address
2. The disk is up to operating speed
3. The heads are properly loaded
4. No-fault conditions are present
On a disk memory set’s status/maintenance
panel, a fault code of 5 indicates what fault
condition?
1.
2.
3.
4.
Voltage fault
Seek error
Multiple heads selected fault
No heads selected fault
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