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Consider the following partial Schedule S involving two transactions T1 and T2. Only the read and the write operations have been shown. The read operation on data item P is denoted by read(P) and the write operation on data item P is denoted by write(P) Time Instance Transaction-id T1 T2 1 read(A)   2 write(A)   3   read(C) 4   write(C) 5   read(B) 6   write(B) 7   read(A) 8   Commit 9 read(B)     Schedule S   Suppose that the transaction T1 fails immediately after time instance 9. Which one of the following statements is correct?
S1: Always remember that regular and frequent practice is essential if you are to learn to write well.
P: Even with the most famous writers, inspiration is rare.
Q: Writing is 99 percent hard work and one percent inspiration, so the sooner you get into the habit of writing, the better.
R: It is no good waiting until you have an inspiration before you write.
S: You learn to write by writing.
S6: If you keep your eyes and ears open, you will find plenty of things to write about around you to be able to discipline yourself to write.

The Proper sequence should be:
What is the output of the following code:
with open('data.txt', 'a') as file:
file.write('Appended line.')
with open('data.txt', 'r') as file:
content = file.read()
print(content)
Assume a two-level inclusive cache hierarchy, L1 and L2, where L2 is the larger of the two. Consider the following statements. S1: Read misses in a write through L1 cache do not result in writebacks of dirty lines to the L2. S2: Write allocate policy must be used in conjunction with write through caches and no-write allocate policy is used with writeback caches. Which of the following statements is correct? 
Order the following steps to represent a typical pedagogical sequence for teaching students how to write: I. Get students to write letters and numbers - 1, 4, A, L II. Get students to write letters and numbers - 0, 8, B, Q III. Get students to read aloud and write any letter/number.
Consider a Simple Checkpointing Protocol and the following set of operations in the log. (start, T4); (write, T4, y, 2, 3); (start, T1); (commit, T4); (write, T1, z, 5, 7); (Checkpoint); (start, T2); (write, T2, x, 1, 9); (commit, T2); start, T3); (write, T3, z, 7, 2); if a crash happens now and the system tries to recover using both undo and redo operations, what are the contents of the undo list and the redo list?
Consider a simple checkpointing protocol and the following set of operations in the log. (start, T4); (write, T4, y, 2, 3); (start, T1); (commit, T4); (write, T1, z, 5, 7); (checkpoint); (start, T2); (write, T2, x, 1, 9); (commit, T2); (start, T3), (write, T3, z, 7, 2); If a crash happens now and the system tries to recover using both undo and redo operations, what are the contents of the undo list and the redo list?
Consider the following schedule for transactions T1, T2 and T3: T1                  T2                    T3 Read(X)                              Read(Y)                                                Read(Y)                       Write(Y) Write(X)                                                 Write(X)                       Read(X)                       Write(X) Which one of the schedules below is the correct serialization of the above?
A can write 32 pages in 6 hours and B can write 40 pages in 5 hours. If they write together, in how many hours they can write 110 pages ?
Fact 1: Some pens don't write.
Fact 2: All blue pens write.
Fact 3: Some writing utensils are pens.

If the first three statements are facts, which of the following statements must also be a fact?
I: Some writing utensils don't write.
II: Some writing utensils are blue.
III: Some blue writing utensils don't write.