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- Question
What will be output when you will execute following c code? #include
void main() { switch(2) { case 1L:printf("No"); case 2L:printf("%s","I"); goto Love; case 3L:printf("Please"); case 4L:Love:printf("Hi"); } }
Options- A. I
- B. IPleaseHi
- C. IHi
- D. Compilation error
- Correct Answer
- IHi
ExplanationIt is possible to write label of goto statement in the case of switch case statement.
- 1. Point out the error, if any, in the following program. #include "stdarg.h" main() { display ( 4, 12.5, 13.5, 14.5, 44.3); } display(int num, ...) { float c; int j; va_list ptr; va_start (ptr, num); for ( j = 1; j <= num; j++) { c = va_arg ( ptr, float ); printf ("\n%f", c); } } Discuss
- 2. Two main measures for the efficiency of an algorithm are
Options- A. Time and Space
- B. Complexity and Memory
- C. Data and Space
- D. Memory and Processor Discuss
- 3. Would the following program compile? main() { int a = 10, *j; void *k; J = k = &a; J++; k++; printf ("\n%u %u", j, k); } Discuss
- 4. What would be the output of the following program? main() { char ch ='A'; printf ("%d%d", sizeof (ch), sizeof ('A')); } Discuss
- 5. What is the type of the algorithm used in solving the 8 Queens problem ?
Options- A. Dynamic Programming
- B. BackTracking
- C. Branch and Bound
- D. None Discuss
- 6. The SQL statements that take care of security and authorization are
Options- A. DDL
- B. DML
- C. DCL
- D. None Discuss
- 7. ON UPDATE CASCADE ensures which of the following?
Options- A. Normalization
- B. Data Integrity
- C. Materialized Views
- D. All of the above. Discuss
- 8. A DBMS that combines a DBMS and an application generator is ________ .
Options- A. Microsoft's SQL Server
- B. Microsoft's Access
- C. IBM's DB2
- D. Oracle Corporation's Oracle Discuss
- 9. A goal of data mining includes which of the following?
Options- A. To explain some observed event or condition
- B. To analyze data for expected relationships
- C. To confirm that data exists
- D. To create a new data warehouse Discuss
- 10. ________ is an open source DBMS product that runs on UNIX, Linux and Windows.
Options- A. MySQL
- B. JSP/SQL
- C. JDBC/SQL
- D. Sun ACCESS Discuss
More questions
Correct Answer: While extracting a float argument using va_arg we should have useed c = va_arg (ptr, double)
Correct Answer: Time and Space
Explanation:
Two main measures for the efficiency of an algorithm are Time and Space.
Correct Answer: An error would be reported in the statement k++ since arithmetic on void pointers is not permitted unless the void pointer is appropriately typecasted
Correct Answer: 1 2
Correct Answer: BackTracking
Explanation:
BackTracking is used for solving N-Queens problem
Correct Answer: DCL
Explanation:
Data Control Language takes caare of security and authorization
Correct Answer: Data Integrity
Correct Answer: Microsoft's Access
Correct Answer: To explain some observed event or condition
Correct Answer: MySQL
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