MulticoreWare Online Assessment 2025

1. For a pipelined processor architecture, if the following is the time taken for each process [p1=15, p2=10, p3=6, p4=8], and each stage in the process takes [5, 7, 4, 10, 3] ms respectively, what is the clock period?

2. Two fair, six-sided dice are rolled together, twice, and the numbers on the dice are summed to get the outcome for each roll. What is the probability of getting two 8s as outcomes?

3. 3 cards are drawn one-by-one from a deck of 52 cards without replacement. What is the probability of getting 3 Aces?

4. Identify the next number in the sequence:
561, 536, 571, 546, 581, 556, ?

5. A mixture contains water and fruit juice in the ratio 4:5. If 8 litres of fruit juice is added to the mixture, the ratio becomes 4:6. Find the quantity of water in the mixture.

6. Find the missing element for the series:
DEF, GHI, JKL, _____, PQR.

7. A person sells a watch for Rs 1,500 and gains a profit that is four times the loss incurred when the watch is sold for Rs 400. If he sells it at a profit of 20%, find the selling price of the watch.

8. If 5 years are subtracted from the present age of Raj and the remainder is divided by 5, the present age of Vivek is obtained. If Vivek is 4 years younger than Rohit, whose age is 16 years, then what is Raj's present age?

9. If an amount increases by 60% in 5 years at simple interest, what will be the compound interest of Rs. 5000 compounded annually, after 4 years at the same rate?

10. A bike travels 25% faster than a scooter. Both start at the same time from station A and reach station B at the same time. The stations are 180 km apart. If on the way the bike stops for 1 hours, find the speed of the scooter.

11. What is the primary disadvantage of a deep reorder buffer in a CPU?

12. Which of the following synchronization mechanisms is most suitable for maintaining consistency of a distributed database across multiple data centers?

13. What is the output of the following code snippet?

#include

using namespace std;

class Animal {

public:

virtual void speak() {

cout << "Animal" << endl;

}

};

class Dog : public Animal {

public:

void speak() {

cout << "Dog" << endl;

}

};

int main() {

Animal *ptr = new Dog();

ptr->speak();

return 0;

}

14. Find out the efficiency of the following Python code in terms of Big-O notation:

for x in range(n):

if x % 5 == 0:

print(x // 5)

else:

print(x ** 2)

15. Python

class SampleContext:

def enter(self):

print("Opening resource")

def __exit__(self, exc_type, exc_value, traceback):<br>
    print("Closing resource")<br>
    return True  # Suppress exceptions<br>

def example_generator():

with SampleContext():

yield 5

yield 15

for val in example_generator():

print(val)

if val == 5:

raise ValueError("Intentional Error")