(XI) Computer Annual Exam 2078 - Management

Sub. Code: 4271

TRINITY INTERNATIONAL SS & COLLEGE
GRADE XI (Management) 2078(2021)

Candidates are requested to give their answers in their own words as far as practicable. The figures in the margin indicate full marks.

Subject: Computer Science
Grade: XI Full Marks: 50
Time: 1.5 hrs

Group 'A'
(Multiple Choice Questions)
Tick the best answer. [9×1=9]
  1. Which one of the following is storage device?
    1. keyboard
    2. monitor
    3. hard disk
    4. printer
  2. Which of the following is NOT a ROM type?
    1. DROM
    2. PROM
    3. EPROM
    4. EEPROM
  3. Which of the following is not basic gate?
    1. NAND
    2. OR
    3. AND
    4. NOT
  4. android OS is developed by ...
    1. Apple
    2. Microsoft
    3. Amazon
    4. Google
  5. Which of the following is correct cell address?
    1. 4A
    2. A4
    3. A.4
    4. None
  6. What are the major components of selection structure?
    1. condition
    2. true statement
    3. false statement
    4. all
  7. Which one is the correct HTML code to give one space?
    1.  
    2. &space;
    3. &sp;
    4. None
  8. Multimedia can be used in ...
    1. Education
    2. Entertainment
    3. Engineering
    4. All of them
  9. The basic components of information security are ...
    1. Confidentiality
    2. Integrity
    3. Availability
    4. All
    Group 'B'
    Give short answer to the following questions. [5×5=25]
  10. Explain primary memory of computer system.
    OR
    Describe the hexadecimal to binary number conversion process with example.
  11. Define operating system? Why GUI based operating system is more popular than CUI?
  12. Define CSS. Explain internal CSS with an example.
    OR
    How multimedia can be used in education and business? Explain.
  13. Differentiate between FOR and DO WHILE Loop
  14. What is computer ethics? What are the commandments of computer ethics?
    15. Group 'C'
    Give long answer to the following questions. [2×8=16]
  15. Draw block diagram of computer system. Explain control unit in details.
    OR
    Write a program to subtract two 2x2 matrices.
    16. #include<stdio.h> int main() { int a[2][2],b[2][2],c[2][2],i,j; for(i=0;i<2;i++) { for(j=0;j<2;j++) { printf("Enter a[%d][%d]: ",i,j); scanf("%d",&a[i][j]); } } for(i=0;i<2;i++) { for(j=0;j<2;j++) { printf("Enter b[%d][%d]: ",i,j); scanf("%d",&b[i][j]); } } for(i=0;i<2;i++) { for(j=0;j<2;j++) { c[i][j]=a[i][j]-b[i][j]; } } for(i=0;i<2;i++) { for(j=0;j<2;j++) { printf("%d\t",c[i][j]); } printf("%\n"); } }
  16. Draw OR, NAND, NOR and XNOR gates with truth table and logic gates.
The End