Questions

Q:

The DBA can set the registry variable DB2_HASH_JOIN on or off because:

A) hash joins may require more resources to run. B) hash joins are not used unless outer joins are requested.
C) If hash joins are enabled, no other join method can be used. D) Hash joins are only needed when the tables are portioned using hash keys.
 
Answer & Explanation Answer: A) hash joins may require more resources to run.

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Filed Under: IBM Certification

5 3893
Q:

In a bisexual flower if androcium and gynoecium mature at different time the phenomeon is known as _________

A) Dichogamy B) Herpogamy
C) Haterogamy monogamy D) None of these
 
Answer & Explanation Answer: A) Dichogamy

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Filed Under: Biology

10 3892
Q:

How many such pairs of letters are there in the word ORDINAL each of which has as many letters between them in the word as in the English alphabet?

A) None B) One
C) Two D) Three
 
Answer & Explanation Answer: D) Three

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Filed Under: Verbal Reasoning - Mental Ability
Exam Prep: Bank Exams
Job Role: Bank PO

5 3892
Q:

Where does the chemical reactions called Mellaird reaction takes place?

Answer

In cooking

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Subject: General Science

14 3892
Q:

What is 'Rakshita', with reference to DRDO?

 

A) Bike-based Ambulance B) Water Ambulance
C) Air Ambulance D) Unmanned Aerial Vehicle
 
Answer & Explanation Answer: A) Bike-based Ambulance

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Filed Under: General Awareness
Exam Prep: Bank Exams

1 3890
Q:

How would you use qsort() function to sort an array of structures?

Answer

#include "string.h"


#include "stdlib.h"


struct stud


{


       int rollno;


       int marks;


       char name[30];


};


int sort_m (struct stud *, struct stud *);


int sort_name (struct stud *, struct stud *);


int sort_marks (struct stud *, struct stud *);


 


main()


{


static struct stud ss[] = {


                                            { 15, 96, "Akshay" },


                                            { 2, 97, "Madhuri" },


                                            { 8, 85, "Aishvarya" },


                                            { 10, 80, "Sushmita" }


                                   };


int x,w;


clrscr();


w = sizeof (struct stud);


 


printf ('\nIn order of roll numbers:");


qsort (ss, 4, w, sort_rn);


for(x=0; x<4;x++)


     printf ("\n%d%s%d", ss[x].rollno, ss[x].name,ss[x].marks);


 


printf("\n\nIn order of names:");


qsort(ss, 4, sort_name);


 


for (x=0; x<4;x++)


      printf("\n%d%s%d",ss[x].rollno, ss[x].name,ss[x].marks);


printf("\n\nIn order of marks:");


qsort(ss,4,w,sort_marks);


 


for (x=0;x<4;x++)


      printf ("\n%d%s%d",ss[x].rollno,ss[x].name,ss[x].marks);


}


int sort_rn (struct stud *t1, struct stud *t2)


{


     return (t1->rollno-t2->rollno);


}


 


int sort_name (struct stud *t1, struct stud *t2)


{


     return (strcmp(t1->name,t2->name));


}


int sort_marks (struct stud *t1, struct stud *t2)


{


     return (t2->marks-t1->marks);


}


 


 


 

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Subject: Programming

0 3890
Q:

Who Invented Contact Lens ?

A) Joel Houghton B) Ruth Graves Wakefield
C) Adolf Gaston Eugen Fick D) John Stith Pemberton
 
Answer & Explanation Answer: C) Adolf Gaston Eugen Fick

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Filed Under: Inventions

3 3890
Q:

Who was elected as the Prime Minister of Nepal in 2015?

 

A) Khil Raj Regmi B) Sushil Koirala
C) K.P. Sharma Oli D) Baburam Bhattarai
 
Answer & Explanation Answer: C) K.P. Sharma Oli

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Filed Under: Famous Personalities
Exam Prep: Bank Exams

1 3890