1917: In an objective test there are 60 questions. Each question carries four alternative answers only one of which is correct. Suppose A and B are two candidates both of whom know correct answers to 30 questions. A answers only 30 questions while B answers all 60 questions choosing answers at random for those he does not know the answers of. If each question carries a mark of 1 and no negative marks are awarded, the marks obtained by B are expected to be larger than those obtained by A by
(a) 0
(b) 15
(c) 5
(d) 7.5
1919: Which of the following are associated with `Planning in India?
1. The Finance Commission
2. The National Development Council
3. The Union Ministry of Rural Development
4. The Union Ministry of Urban Development.
5. The Parliament
Select the correct answer using the code given below:
(a) 1, 2 and 5 only
(b) 1, 3 and 4 only
(c) 2 and 5 only
(d) 1, 2, 3, 4 and 5
1920: Match List I with List II and select the correct answer using the codes given below the Lists :
List I
I. Boom
II. Recession
III. Depression
IV. Recovery
List II
(A) Business activity at high level with increasing income, output and employment at macro level
(B) Gradual fall of income, output and employment with business activity in a low gear
(C) Unprecedented level of under employment and unemployment, drastic fall in income, output and employment
(D) Steady rise in the general level of prices, income, output and employment
Codes:
(a) I-A, II-B, III-C, IV-D
(b) I-A, II-B, III-D, IV-C
(c) I-B, II-A, III-D, IV-C
(d) I-B, II-A, III-C, IV-D