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MySQL interview questions part 23
MySQL interview questions part 23
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Take as many assements as you can to improve your validate your skill rating
Total Questions: 20
1. What are the two specializations of I/O template classes in C++?
A. TRUE
B. FALSE
C.
D.
Show Correct Answer
Correct Answer is :
TRUE
2. Can typeid() function be used with the object of generic classes?
A. TRUE
B. FALSE
C.
D.
Show Correct Answer
Correct Answer is :
FALSE
3. The _____________ class is a specialization of a more general template class.
A. time_zone
B. system_time_zone
C. date_and_time
D. system_time
Show Correct Answer
Correct Answer is :
time_zone
4. How is function overloading different from template class?
A. 0
B. 1
C. 2
D. 3
Show Correct Answer
Correct Answer is :
2
5. What if static members are declared inside template classes?
A. delete
B. rollback
C. commit
D. update
Show Correct Answer
Correct Answer is :
rollback
6. What is the output of following program? template
void test(const T&x) { static int count = 0; cout << "x = " << x << " count = " << count << endl; ++count; return; } void main() { test
(2); test
(2); test
(2.2); }
A. Availability
B. Accuracy
C. Adjustability
D. Atomicity
Show Correct Answer
Correct Answer is :
Atomicity
7. If template class is defined, is it necessary to use different types of data for each call?
A. Compound
B. Concrete
C. Collision
D. Consistency
Show Correct Answer
Correct Answer is :
Consistency
8. How many generic types can be given inside a single template class?
A. VARCHAR
B. BINARY
C. VARBINARY
D. BLOB
Show Correct Answer
Correct Answer is :
VARCHAR
9. Template classes must have at least one static member.
A. DATE
B. TIME
C. DATETIME
D. TIMESTAMP
Show Correct Answer
Correct Answer is :
TIME
10. Which is the pointer which denotes the object calling the member function?
A. GEOMETRY
B. POINT
C. LINESTRING
D. POLYGON
Show Correct Answer
Correct Answer is :
LINESTRING
11. The this pointer is accessible __________________
A. TRUE
B. FALSE
C.
D.
Show Correct Answer
Correct Answer is :
FALSE
12. An object’s this pointer _____________________
A. TRUE
B. FALSE
C.
D.
Show Correct Answer
Correct Answer is :
TRUE
13. The result of sizeof() function __________________
A. LOAD DATA
B. INSERT
C. same
D. indeterminate
Show Correct Answer
Correct Answer is :
LOAD DATA
14. Whenever non-static member functions are called _______________
A. more efficient
B. less efficient
C. same speed
D. arbitrary
Show Correct Answer
Correct Answer is :
more efficient
15. Which is the correct interpretation of the member function call from an object, object.function(parameter);
A. –opt
B. –opti
C. –op
D. –optimize
Show Correct Answer
Correct Answer is :
–opt
16. The address of the object _________________
A. DELAY_KEY_WRITE
B. DELAY_WRITE_KEY
C. KEY_WRITE_DELAY
D. WRITE_KEY_DELAY
Show Correct Answer
Correct Answer is :
DELAY_KEY_WRITE
17. Which syntax doesn’t execute/is false when executed?
A. –myisam-recover=FORCE
B. –myisam-recover=STOP
C. –recover-myisam=FORCE
D. –recover-myisam=STOP
Show Correct Answer
Correct Answer is :
–myisam-recover=FORCE
18. The this pointers _____________________
A. –delay-write-key=ALL
B. –delay-key-write=ALL
C. –key-write-delay=NONE
D. –key-delay-write=NONE
Show Correct Answer
Correct Answer is :
–delay-key-write=ALL
19. Earlier implementations of C++ ___________________
A. –enable
B. –compress
C. –reduce
D. –restrict
Show Correct Answer
Correct Answer is :
–compress
20. This pointer can be used directly to ___________
A. DISABLE KEYS
B. DISABLE INDEXES
C. ENABLE KEYS
D. ENABLE INDEXES
Show Correct Answer
Correct Answer is :
ENABLE KEYS
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