plz help me for chose the right answer

[Deepak Kumar]

Auto abstracting involves use of computers to
(A) structure the content of an abstract
(B) prepare indicative abstract
(C) pickup significant words
(D) arrange words in order

An increase in the level of ‘specificity’ of indexing languages results in increase in
(A) Recall
(B) Precision
(C) Noise
(D) both recall and precision

Assertion (A) : In library classification, an empty digit helps in interpolation between
two consecutive ordinal numbers.
Reason (R) : An empty digit is a digit with ordinal value but no semantic value.
Codes :
(A) Both (A) and (R) are true and
(R) is the correct explanation of (A).
(B) Both (A) and (R) are true, but
(R) is not a correct explanation of (A).
(C) (A) is true, but (R) is false.
(D) (A) is false, but (R) is true.

Assertion (A) : A bibliographic utility is an organization that offers bibliographic
services to subscribing libraries.
Reason (R) : Library of Congress is a bibliographic utility.
Codes :
(A) (A) is true, but (R) is false.
(B) (A) is false, but (R) is true.
(C) Both (A) and (R) are true.
(D) Both (A) and (R) are false.

(A) : LISA is a primary source of information.
Reason (R) : All primary sources provide original information.
Codes :
(A) (A) is false, but (R) is true.
(B) (A) is true, but (R) is false.
(C) Both (A) and (R) are false.
(D) Both (A) and (R) are true

Assertion (A) : Like social scientists, the natural scientists can also collect data by
conducting experiments, interviewing/observing people and reviewing literature.
Reason (R) : Social scientists cannot be as objective as can be natural scientists.
Codes :
(A) (A) is true, but (R) is false.
(B) (A) is false, but (R) is true.
(C) Both (A) and (R) are true.
(D) Both (A) and (R) are false.

What will be the correct sequence of books on the shelves bearing the following class
numbers ?
(i) 2:51
(ii) 232
(iii) 2;46
(iv) 2’N65
Codes :
(A) (i), (ii), (iii), (iv)
(B) (ii), (i), (iii), (iv)
(C) (iv), (i), (iii), (ii)
(D) (iii), (iv), (ii), (i)

Which of the following is an ‘Acronym’ ?
(A) UNESCO
(B) UNO
(C) UNDP
(D) UGC

[ATCHI MAHESH]

1) (C) pickup significant words

2) (B) Precision

7) (A) UNESCO

[Punam patil]

1) c

2) b

3) a

4)"Bibliographic utilities" is the collective name for a group of computer service organizations that maintain large databases of cataloging records .all bibliographic utilities acquire cataloging records in machine-readable form from the Library of Congress and other subscription sources.

5) d

8)a

[SANTOSH KUMAR]

1. (C) pickup significant words

2. (D) both recall and precision

3. (B) Both (A) and (R) are true, but (R) is not a correct explanation of (A).

4. (C) Both (A) and (R) are true

5. (D) Both (A) and (R) are true

6. (C) Both (A) and (R) are true

7. (A) (i), (ii), (iii), (iv)

8. (A) UNESCO
 

[Deepak Kumar]

Thanks for the answer