41. Match
the following:
List-I List-II
a. Automatic Storage Class i. Scope of the variable is global.
b. Register Storage Class ii. Value of the variable
persists
between different function calls.
c. Static Storage Class iii. Value stored in
memory and local
to the block in which the variable is
defined.
d. External Storage Class iv. Value stored in CPU
registers.
Codes:
a
b c d
(A) iii iv i
ii
(B) iii iv ii
i
(C) iv iii ii
i
(D) iv iii i
ii
Answer: B
42. When
we pass an array as an argument to a function, what actually gets passed ?
(A) Address of the array
(B) Values of the elements of the array
(C) Base address of the array
(D) Number of elements of the array
Answer: C
43. While
(87) printf("computer");
The above C statement will
(A) print "computer" 87 times
(B) print "computer" 0 times
(C) print "computer" 1 times
(D) print "computer" infinite times
Answer: D
44. A
friend function can be used to
(A) avoid arguments between classes.
(B) allow access to classes whose source code
is unavailable
(C) allow one class to access an unrelated
class.
(D) None of the above
Answer: C
45. Which
of the following is the correct value returned to the operating system upon the
successful completion of a program?
(A) 0 (B)
1
(C) -1 (D)
Program do not return a value.
Answer: A
46. Manager's
salary details are hidden from the employee. This is called as
(A) Conceptual level data hiding
(B) Physical level data hiding
(C) External level data hiding
(D) Local level data hiding
Answer: C
47. Which
of the following statements is false ?
(A) Any relation with two attributes is in
BCNF.
(B) A relation in which every key has only
one attribute is in 2NF.
(C) A prime attribute can be transitively
dependent on a key in 3NF relation.
(D) A prime attribute can be transitively
dependent on a key in BCNF relation.
Answer: D
48. A
clustering index is created when ................
(A) primary key is declared and ordered
(B) no key ordered
(C) foreign key ordered
(D) there is no key and no order
Answer: A
49. Let
R ={A, B, C, D, E, F} be a relation schema with the following dependencies
C→F,E→A,EC→D,A→B
Which of the following is a key for R ?
(A) CD (B)
EC
(C) AE (D)
AC
Answer: B
50. Match
the following:
List-I List-II
a.DDL i.
LOCK TABLE
b. DML ii.
COMMIT
c. TCL iii.
Natural Difference
d. BINARY Operation iv. REVOKE
Codes:
a
b c d
(A) ii i iii
iv
(B) i ii iv iii
(C) iii ii i
iv
(D) iv i ii
iii
Answer: D
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