Radio Shack TRS-80 Model II Reference Manual page 62

Model II TRSDOS
o
File Type - Indicates the record type for the file.
F Fixed-length records.
V Variable-length records .
. . Record Length - Assigned when the file was created (applies to
fixed-length record files only) .
• Number of Records - How many logical records have been written. Plus signs
(" + ")
signify none have been written or file has variable length records and
number written cannot be calculated. If number exceeds
65535,
it starts over at zero.
That is, it is a modulo
65536
number. True number of records can be inferred from
Sectors Used column.
Number of Extents - How many segments (contiguous blocks of up to
32
granules) of disk space are allocated to the file.
Granules Allocated - How many granules are allocated to the file.
Sectors Allocated - How many sectors (256 byte blocks) have been allocated to
the file.
Sectors Used - Shows how many sectors have data written into them. Plus sign
(" + ")
means no data in file.
A question-mark - means the file is open or was not properly closed.
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