Here Total Question: 49
To show all question with answer click: See Answer or take exam
1. Find output-
int fun(int *p) {
*p = *p + 10;
return *p;
}
int main() {
int x = 5;
cout << fun(&x);
return 0;
}
2. Find output
int main() {
int x = 3, y = 2;
if (x == 3)
y = 2;
else
y = 3;
cout << x << " " << y << endl;
return 0;
}
3. Which one is a Universal Logic Gate?
4. Which data structure is preferred for Priority Queue?
5. What is the Work of a Rectifier?
6. A to B transfer balance but not sent to B? Which property in ACID is responsible?
7. What is the 2’s complement of (67)₁₀
8. What does inductance depend on?
9. Zener diode is a ______ conducting device.
10. Which of the following does NOT achieve encapsulation?
11. Which algorithm is used in email security?
12. In the given circuit, resistors of 10Ω, 20Ω, and 30Ω are connected in parallel, and 60V is applied. What is the equivalent current?
13. A process needs I/O operations, it switches to ______.
14. Which of the following is NOT a web server?
15. Which clause is executed first in an SQL query?
16. What should be true for a Zener Diode?
17. Which of the following is a DML (Data Manipulation Language) command?
18. What kind of encryption is used for securing emails in transit?
19. Digital Signature uses which algorithm?
20. What does HTTP Status Code 500 indicate?
21. Which data structure is best suited for implementing a scheduler in an operating system?
22. Priority Scheduling (Non-Preemptive) with with No Arrival Time Consider the following set of processes with respective burst time and priority. (lower number = higher priority). What is the Average turnaround time?
| Process | Burst Time (BT) | Priority |
|---|
| P1 | 10 | 3 |
| P2 | 1 | 1 |
| P3 | 2 | 4 |
| P4 | 1 | 5 |
| P5 | 5 | 2 |
23. What is the major drawback of Waterfall Model?
24. Which of the following is a command of Data Definition Language (DDL)?
25. Which connect the two Seas in Suez Canal?
26. Which protocol is primarily used to securely transfer files over the internet?
27. Who won Nobel Peace Prize in 2024?
28. The highest peak in Bangladesh is —
29. Strasbourg belongs to which country?
30. A pipe can fill a tank in 4 hours, and another pipe can fill it in 6 hours. How long will they take together?
31. A man goes 5 meters north, then 3 meters east, and then 2 meters south. What is the distance from the starting point?
32. Mr. X uses 30% of his salary for one expense, 20% for another, and 10% for another. Remaining amount is 12,000 Taka. What is his total salary?
33. The father’s age is 36 years. Son’s age is 16. How many years ago was the father’s age three times the son’s age?
34. There are 8 balls, and one of them is heavier than the other 7. How many weighings are required to guarantee finding the heavier ball?
35. Which of the following is an application of Queue data structure?
36. Which operator should be preferred to overload as a global function rather than a member method?
37. What are the advantages of Linear Search over Binary Search?
38. Integration testing is the process of testing the ______ between two software units or modules.
39. Digital signature uses which algorithm for encryption?
40. What is Docker Hub and Docker?
41. An IP address is given 192.168.3.0, need 254 usable hosts. What is the CIDR value and subnet mask?
42. Which one makes data access from a database faster?
43. Which ACID property ensures that a transaction, once committed, will remain permanent even after a system failure?
44. Who is first ICC ODI men’s World Cup winner captain?
45. Which sorting algorithm guarantees O(n log n) time complexity in the worst case?
46. What is the worst case time complexity of inserting n elements into an empty linked list, if the linked list needs to be maintained in sorted order?
47. Which one of the following is an application of Stack Data Structure?
48. What is the best way to implement priority queue?
49. Which device is needed to convert AC to DC?
