Page 97 - slides.dvi

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Operating
Must
list
Explicit
insert
select
Systems
be
delete
create
Directory
—
Directories
an
are
contents
current
Directories
directory
entry
different
directory
directory
for
a
types
working
of
file
non-volatile
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operations
(a
file
⇒
Yao
Bob
Ann
Name
Implementation
D
Y
Y
Y
directory
(for
store
SFID
1034
7182
179
include:
“link”)
as
A
Name
mail
traversal)
N
Y
D
“files”
on
SFID
2165
5797
disk,
C
B
Name
sent
N
N
D
Y
each
SFID
25
2459
434
with
own
SFID.
93