2nd Year Computer 1st Quarter Book Paper

Q1. Multiple choice questions (Attempt all · 12 × 1 = 12)

1. The factorial function example demonstrates:
   1. Sorting
   2. Searching
   3. Clear vs less clear code
   4. Looping
2. Error prevention and recovery mechanisms:
   1. Minimize mistakes and guide correction
   2. Increase memory usage
   3. Focus only on encryption
   4. Allow system shutdown
3. Which of the following best describes a data structure?
   1. A method of arranging data
   2. A way to store and organize data in memory
   3. A physical interface design
   4. A location and easy interaction detection
4. Confidentiality protects data from:
   1. Hackers and unauthorized access
   2. Viruses only
   3. Server overload
   4. Storage failures
5. Arrays are efficient because:
   1. They are slow in accessing elements
   2. They need extra data
   3. Memory locations are contiguous
   4. None of these
6. Which principle prevents unnecessary complexity in design?
   1. Error handling
   2. Robustness
   3. Simplification
   4. Memorability
7. Each node of a linked list contains:
   1. Data and index
   2. Only data
   3. Only pointer
   4. Data and pointer
8. What is the disadvantage of encryption?
   1. Increases cost
   2. Makes data easy to copy
   3. Slows down usability and can be time-consuming
   4. Removes user authentication
9. Arrays are the simplest data structure used in:
   1. Mathematics
   2. Programming
   3. Graphics
   4. Database
10. Save prompt in MS Word is an example of:
    1. Simplicity
    2. Error prevention
    3. Consistency
    4. Accessibility
11. Adding an element to a queue is called:
    1. Pop
    2. Push
    3. Enqueue
    4. Dequeue
12. A system designed with high usability is:
    1. Complicated
    2. Simple and easy to use
    3. Confusing
    4. Technical only