Computer Science

C Programming Solutions  #) //factorial number given number using recursion #) sum upto given number using recursion. #) fibonacci series using recursion a) WAP to open new data file to store name and age of student until user says 'no'. b)  WAP to enter radius of football and calculate area of football using user define function. c.  WAP to input staff id ,name and salary of 50 staffs. Display staff id name and salary of those staff whose salary ranges from 25 thousand to 40 thousand. d.  WAP to sort 10 different number using user define function. e.  WAP to input roll, name and age of 5 student and display them using structure. f. Demonstrate a program in C to create a data file named score.dat to store students' information with Reg no, name, gender, and address. The program should ask the user to continue or not. When finished, the program should also display all the records in the proper format. # Develop a program in C using a structure to ask fo...

       SET-1 Sub code: 4281 NEB-XII Model Question 2079(2023) Computer Science Time: -2 hrs. Full Marks: -50 || Pass Marks: - 20 Group A Rewrite the correct options of each question in your answer sheet.    (9x1=9) 1. In which normal form of the database, atomicity is introduced?   A) First      B) Second      C) Third      D) Fourth 2. Which of the following techniques is not implemented to protect a database? A) Rollback      B) Backup      C) Recovery      D) Firewall 3. Which one of the following SQL commands is executed to display all the records having a second letter in the LNAME (LAST NAME) as "A" from the customer table?   A) SELECT FROM CUSTOMER WHERE LNAME LIKE "?A%";   B) SELECT FROM CUSTOMER WHERE LNAME LIKE AN";   C) SELECT FROM CUSTOMER WHERE LNAME LIKE "A%";     D) SELEC...

 SET- 1 Subject Code: 4271 Pre-Board Exam-2080 (2023) HISSAN JHAPA Grade-XI - Computer Science Full Marks: 50 | Pass Marks: 20 | Group "A" 1. Which one of the following is an input device?    = a) speaker      b) printer              c) monitor           d) mouse 2. Which of the following is NOT a bus type?    = a) Address bus     b) Data bus     c) Memory bus     d) Control bus 3. 1's complement of 1001 is.......................    = a) 0011     b) 0110     c) 0111     d) 1010 4. A computer cannot "boot" if it does not have:    = a) Assembler     b) Operating system     c) Compiler     d) Loader 5. Which operator is used to start for entering the formula in Excel cell? ...