what does the following statement mean?
int (*a)[4]

1.   ?    'a' is a pointer to an array of 4 integers
2.   ?    'a' is an array of pointers to integer
3.   ?    'a' is a pointer to function returning an integer
4.   ?    None of the Given Answers

A primary key in one table also present in some other table is called

1.   ?    foreign key
2.   ?    secondary key
3.   ?    subordinate key
4.   ?    None of the Given Answers

which of the following is a real time system?

1.   ?    robotics control
2.   ?    airline ticket reservation
3.   ?    Exam Registration system
4.   ?    None of the Given Answers

what is the difference between 123 and 0123 in c?

1.   ?    120
2.   ?    40
3.   ?    0
4.   ?    None of the Given Answers

x-=y+1 is equivalent to what?

1.   ?    x=x-y+1
2.   ?    x=x-y-1
3.   ?    x=x+y-1
4.   ?    None of the Given Answers

19,24,20,25,21,26,?

1.   ?    22
2.   ?    23
3.   ?    24
4.   ?    None of the Given Answers

11,14,12,15,13,16,?

1.   ?    14
2.   ?    18
3.   ?    22
4.   ?    None of the Given Answers

10,2,8,2,6,2,?

1.   ?    4
2.   ?    5
3.   ?    6
4.   ?    None of the Given Answers

8,9,11,14,,18,23,?

1.   ?    29
2.   ?    30
3.   ?    32
4.   ?    None of the Given Answers

10,15,12,17,14,10,?

1.   ?    17
2.   ?    16
3.   ?    18
4.   ?    20