(XI) Computer Annual Exam 2078 - Science

Sub. Code: 4271

TRINITY INTERNATIONAL SS & COLLEGE
GRADE XI (Science) 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 a volatile memory?
    1. DRAM
    2. Hard Disk
    3. ROM
    4. Mouse
  2. Integrated Circuits are related to which generation?
    1. First Generation
    2. Second Generation
    3. Third Generation
    4. Fourth Generation
  3. How to represent Boolean F(x,y)=(x.y)' in logic gate.
  4. Which of the following is the distribution of Linux?
    1. Windows
    2. Apple Inc.
    3. Google
    4. Fedora
  5. In mail merge, we use … documents.
    1. 2
    2. 3
    3. 1
    4. none
  6. An error in sequence of characters or tokens that is intended to be written in a particular programming language.
    1. Syntax Error
    2. Semantic Error
    3. Runtime Error
    4. Linker Error
  7. Which one of the following is the correct way to create a hyperlink in HTML?
    1. <a url="www.trinitycollege.edu.np">Trinity College </a>
    2. <a> www.trinitycollege.edu.np">Trinity College </a>
    3. <a link="www.trinitycollege.edu.np">Trinity College </a>
    4. <a href="www.trinitycollege.edu.np">Trinity College </a>
  8. Which is the type of video format?
    1. .mp4
    2. .wmv
    3. .mov
    4. all of above
  9. ... is a type of malicious program that demands payment after launching a cyber attack on a computer.
    1. Worms
    2. Adware
    3. Spyware
    4. Ransomware
    Group 'B'
    Give short answer to the following questions. [5×5=25]
  10. What is a system bus? Explain different types of bus.
    OR
    What is a hexadecimal number system?Describe the decimal to octal number conversion process with example.
  11. What is an operating system? Explain any two types of operating system on the basis of the processing method.
  12. Write types of tags.Define CSS.Write CSS code with html to write two paragraphs with different style.
    OR
    What is multimedia? Explain three components of multimedia.
  13. Define the term ‘loop’. Explain about the ‘for’ loop.
  14. What is cyber crime? Suggest the prevention methods of cybercrime.
    15. Group 'C'
    Give long answer to the following questions. [2×8=16]
  15. What is computer architecture? With the help of block diagram, explain in brief about microprocessor,control unit and arithmetic & logic unit.
    OR
    Write a program in C language to input any ten numbers. Now sort them in ascending order and print them.
  16. What is the Boolean function? Explain about basic gates.
The End