Question

5) Statement 1: Each mapper reads approximately 1/M of the input from the global file system
Statement 2: Files are sorted by a key and stored to the local file system
(a) Statement 1 is True and Statement 2 is False
(b) Statement 1 is False and Statement 2 is True
(c) Both are True
(d) Both are False​

Answer 1

Explanation:

5) Statement 1: Each mapper reads approximately 1/M of the input from the global file system

Statement 2: Files are sorted by a key and stored to the local file system

(a) Statement 1 is True and Statement 2 is False

(b) Statement 1 is False and Statement 2 is True

(c) Both are True✅✅

(d) Both are False

Answer 2

Answer:

5) Statement 1: Each mapper reads approximately 1/M of the input from the global file system

Statement 2: Files are sorted by a key and stored to the local file system

(a) Statement 1 is True and Statement 2 is False

(b) Statement 1 is False and Statement 2 is True

(c) Both are True✔✔✔

(d) Both are False