## Skill Subsist Impulse Ltd Interview Questions

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What is the greatest common factor of all integers of the form p^4 + 1where is a prime number greater than 5?

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There are three numbers a, b, and c. the product of any two numbers is equal to the third number. For example a*b=c or b*c=a or a*c=b. Then what are the possible a, b and c values?

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Print 0 1 2 3 4 5 6 7 8 9 10 9 8 7 6 5 4 3 2 1

Follow the below rules

Intialiazation should not be done by 0 i.e. I= 0 should not be done

Only one time a loop or tertiary conditions or increment or decrement should be done

No nested loops or nested conditions only 1 loop or 1 condition should be used

Ex if() or for {}

One loop and 1 condition can't be use.. u can use either this or that

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What is the last digit of the largest prime number?

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How many integers from 1 to 100 inclusive can be written as the product of two (not necessarily distinct) primes?

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Mr. White is an approximately forty years old father with 4 sons of distinct ages. Writing his age 3 times in succession, we get a 6-digit number that is equal to the product of his age, his wife's age and his 4 sons' ages.

Give the sum of his wife's age and all 4 sons' ages.

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2^2014 + 1007^4

Is this sum equal to a prime number?

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If a prime 'p' can be expressed as the difference of square of two positive integers, then find the

Prime Numbers: Level 1 Challenges

If a prime can be expressed as the difference of square of two positive integers, then find the remainder, when (p^2 + 138 ) is divided by 4.

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Find the number of primes among the numbers mentioned below. (! means factorial)

345!+2, 345!+3, 345!+4, ......., 345!+345.

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The sum of three primes is 100. One of them exceeds the other by 36. Find the largest prime.

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P, P+2, and P+3

If P > 3, can all three numbers above be prime?

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Consider a digital clock. The first time after midnight when the three digits are all prime numbers is 2:22 am. What is the last time before 10:00 am when the three digits on the clock are all prime numbers?

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Write a program to print the list of the maximum repeating number from an array.

Example:

Input:: a[]={1, 2, 1, 0, 5, 2, 4, 2, 3, 0, 1, 3, 2, 4}

output: 2, 1, 0, 4, 3, 5

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fun(n){

if (n==0) return k;

else if n==1 return 1

else return 2*f(n-1)+4*f(n-2);

}

If fun(4) is 88, then what is the value of k.

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Write a program to print pascal triangle using binomial formula.

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Write a program to check a given matrix is Idempotent or not.

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Write a program to check a given matrix is involutive or not.

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Write a program to check a given matrix is orthogonal or not.

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Write a program to check a given matrix is A symmetric matrix or not.

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Write a program to find the number of ways can one climb a staircase with 'n' steps, taking one or two steps at a time.

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An instruction pipeline has the speedup factor 10 while operation with 80% efficiency. What could be the number of stages in the pipeline?

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Consider a four stage pipeline with the respective delays t1=60nSeconds, t2=70nSeconds, t3=100nSeconds, t4=80nSeconds and the latch delay of 10nSeconds. What is the approximate speedup when the very large number of instructions on pipeline?

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Suppose that a system taken 90% of the computation can be parallelized, What is the maximum speedup we can except from 8 processors according to the Amdahlâ€™s law?

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Write a C program to convert date from 24 hrs format to 12 hrd format? Ex: 23:10 = 11:10PM

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Given a sorted (increasing order) array, write a program to create a binary tree with minimal height

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Write C program such that if an element in an MxN matrix is 0, its entire row and column is set to 0.

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Consider a system with three processes and four resources. Resource R1 and R3 with one instance, R2 with two instance, process P1 holding an instance of R2 and waiting for r1,process P2 is holding an instance of R1 and R2 and waiting for R3,process P3 is holding an instance of R3. Is it possible to apply the Resource allocation graph algorithm to avoid deadlock? Explain.

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Consider a disk drive with the specifications of 16 platters, 2 surfaces, 512 tracks, 2K sectors and 4KB page or sector size. What is the capacity of the disk drive in terms of bytes?

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Consider a system where counting semaphore initialized to +17, on this semaphore variable the various operations like 23P, 18V, 16P, 14V and 1P are performed. Then what is the final value of semaphore?

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Let the average process size be s bytes and the page size be p bytes. Furthermore, assume that each page entry requires e bytes. Derive the optimal page size.