10-56. Which of the following is NOT a function of
the magnetic tape controller?
1. Receives data and commands from the
computer
2. Reformats data into frame-size bytes
3. Detects BOT
4. Checks parity
10-57. The tape speed for all read, write, and search
operations is what total number of inches per
second?
1.
100
2.
120
3.
180
4.
200
10-58. Tapes without a write-enabling ring are
protected from the write operation.
1. True
2. False
10-59. What MTU operation compares the first
word of each record to a specified key?
1. Read
2. Search
3. Space file
4. Write
10-60. During a rewind operation, what signal will
cause tape motion to stop?
1. BOT
2. EOT
3. Low tape
4. Start of file tape mark
10-61. MTU operations that can be performed
offline using the microprogrammed
controller (MPC) are determined by the MPC
program installed by the
1. operator
2. computer
3. manufacturer
4. maintenance technician
10-62. What functional area of a magnetic tape unit
decodes external function words from the
computer?
1. System control panel
2. Maintenance panel
3. Magnetic tape transport
4. Control unit
10-63. The MPC transmits data via which of the
following data buses?
1. Source bus only
2. Destination bus only
3. Source and destination buses
4. ROM bus only
10-64. Which of the following control unit functions
are NOT performed by the MPC?
1. Frame count checking for lost frames
2. Start/stop delay initiation
3. Read/write signal amplification
4. Search operations comparisons
10-65. Which of the following components contains
controls and indicators for manual offline
operations?
1. The maintenance panel
2. The system control panel
3. The magnetic tape transport
4. The microprogrammed controller
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