Draw a precedence graph for each of the schedules (a) – (e) in the previous exercise.
(a) read(T1, balx), read(T2, balx), write(T1, balx), write(T2, balx), commit(T1),
commit(T2)
(b) read(T1, balx), read(T2, baly), write(T3, balx), read(T2, balx), read(T1, baly),
commit(T1), commit(T2)
(c) read(T1, balx), write(T2, balx), write(T1, balx), abort(T2), commit(T1)
(d) write(T1, balx), read(T2, balx), write(T1, balx), commit(T2), abort(T1)
(e) read(T1, balx), write(T2, balx), write(T1, balx), read(T3, balx), commit(T1),
commit(T2), commit(T3)
a. 
b. 
c. 
d.
e. 
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A histogram that ____ is an image that does not use a full tonal range.
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Write statements that assign random integers to the variable n in the following ranges:
``` a) 1 n 2. b) 1 n 100. c) 0 n 9. d) 1000 n 1112. e) –1 n 1. f) –3 n 11. ```