NEB MODEL SET- HISAAN MODEL SET- FOR COMPUTER GRADE 12 - SET I

 SET I

Group A: Multiple Choice Questions.

Tick / Select the best alternative. 19x1=9]

I) Which of the following is not an example of DBMS? '

Mt-SQL b. Googly c. IBM DB2 , d. MS- Access

2) Correct code to display 'Scripting Language"?

a. System.out.print      b. println

3. response.write   d. document.write

3) Which type of topology is best suited for large businesses that must carefully control and coordinate the operation of distributed branches?

a. Video conference. b. Telnet.

c. FTP.                          d. None of them.

41 FILE is of type... ...

a. int type. b. char • type.

c. struct type.                  d. Nonc of thcm.

5) IoT stands for...

1. Internet of Thurnb. c. Internal of things.

2. Internet of though . d. Internet of things.
   6)  ___ is the minimum number of functions to be present in a c-program.

a. 8. b.32. c. 5. d. 1.

7)  In the transmission mode, communication is bidirectional                        a. Simplex.   b. I lalf-duplex.    c. full-duplex.   d. hybrid                                                   8)  What does the study of an existing system refer to?                                     A.Feasibility Study.               b. System Testing                                                   c.Feasibility Study   . d. System Analysis.                                                                  9) ... .. is the use of various services, such as software development platforms, servers, storage, and software, over the Internet.                                                           a. SDLC. b. c-commerce.           c. c-business d. Cloud Computing.

Group B - Short answer Questions

Attempt any five questions. 15 x 5 = 25 1

10. What is data security? flow it can be implemented?  (12+3)    

OR                                                                                Write SQL commands to execute the task given below:                         Staff_info(reg no as integer, name its character(321, Experience_year integer, gender   character(1), address character(32)).

11. Write an program to find sum of 10 numbers using user defined function.

OR                                                                                                                   Write an program which writes Visit Nepal.2024" in a "explorel.txt" file.

12.   Explain the last two stages of system development life cycle.

13. Explain the different characteristics of Object-oriented Programming (00P)?

14. Write the merit and demerit of cloud computing.

Group C - Long answer Questions                                                                             Attempt all questions. [12x 8.16]                                                         15.Why is normalization needed? Explain the advantages of normalization. 

OR

Discuss associative array and global variable of PIIP program.

16. Write a C program to store information of 10 employees (emp id, name, salary) using structure variable and display employee id and name whose salary greater than Rs.40000