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(#M40032048) AMCAT QUESTION Keep an EYE

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A program is compiled by Tarun on his machine. Whether it will run on a different computer will depend upon:

Option 1 : Operating system on the computer
Option 2 : Hardware configuration of the computer
Option 3 : Both operating system and hardware configuration
Option 4 : The language of the program

Asked In AMCAT (11 years ago)

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(#M40032047) AMCAT QUESTION Keep an EYE

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What does a compiler do?

Option 1 : Converts code from a high level language to a low level language
Option 2 : Necessarily converts the code into assembly language
Option 3 : Converts code from a low level language to a high level language
Option 4 : Necessarily converts the code into machine language

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(#M40032046) AMCAT QUESTION Keep an EYE

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Ravi is writing a program in C++. C++ uses the 'for' keyword for loops. Due to distraction, Ravi writes 'gor' instead of

'for'. What will this result to?

Option 1 : The code will not compile.
Option 2 : The code will give an error while in execution
Option 3 : The code may work for some inputs and not for others.
Option 4 : It will create no problems.

Asked In AMCAT (11 years ago)

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(#M40032045) AMCAT QUESTION Keep an EYE

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Consider the following function

function calculate( n )
{
if(n equals 5)
return 5
else
return (n + calculate(n-5))
end
}

Shishir calls the function by the statement, calculate(20). What value will the function return?

Option 1 : 50
Option 2 : 200
Option 3 : 35
Option 4 : 20

Asked In AMCAT (11 years ago)

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(#M40032044) AMCAT QUESTION Keep an EYE

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Saloni writes the code for a function that takes as input n, an even integer and calculates the sum of first n even natural

numbers.

function sum( n )
{
if(n equals 2)
return 2
else
return (n + sum(n-2))
end
}

She then calls the function by the statement, sum(30). How many times will the function sum be called to compute this

sum.

Option 1 : 1
Option 2 : 30
Option 3 : 15
Option 4 : 16

Asked In AMCAT (11 years ago)

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(#M40032043) AMCAT QUESTION Keep an EYE

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Tanuj writes the code for a function that takes as input n and calculates the sum of first n natural numbers.

Function sum( n )
{
if(??)
return 1
else
return (n + sum(n-1))
end
}

Fill in ?? in the code.

Option 1 : n equals 1
Option 2 : n equals 2
Option 3 : n >= 1
Option 4 : n > 1

Asked In AMCAT (11 years ago)

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(#M40032042) AMCAT QUESTION Keep an EYE

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Shrishti writes the code for a function that computes the factorial of the inputted number n.

function factorial(n)
{
if(n equals 1)
return 1
else
-- MISSING STATEMENT --
end
}

Fill in the missing statement.

Option 1 : return factorial(n-1)
Option 2 : return n*factorial(n)
Option 3 : return n*(n-1)
Option 4 : return n*factorial(n-1)

Asked In AMCAT (11 years ago)

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(#M40032041) AMCAT QUESTION Keep an EYE

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Saumya writes a code which has a function which calls itself. Which programming concept is Saumya using?

Option 1 : This is bad programming practice and should not be done.
Option 2 : Recursion
Option 3 : Decision Making
Option 4 : Overloading

Asked In AMCAT (11 years ago)

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(#M40032040) AMCAT QUESTION Keep an EYE

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Code A has to execute 4*n2 + 64 program statements, while Code B has to execute 32*n program statements for a

problem of size n. The time for executing a single program statement is same for all statements. Rajesh was given a

problem with a certain size k and he delivered Code A. What could be the possible value of k?

Option 1 : 1000
Option 2 : 5
Option 3 : 10
Option 4 : 3

Asked In AMCAT (11 years ago)

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(#M40032039) AMCAT QUESTION Keep an EYE

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Pavithra is given two codes, A and B, to solve a problem, which have complexity ?(n3) and ?(n3) respectively. Her

client wants to solve a problem of size k, which is sufficiently large. Which code should she deliver to the client in the

present scenario?

Option 1 : Code A
Option 2 : Code B
Option 3 : Both codes have the same execution time, so deliver any.
Option 4 : None of these

Asked In AMCAT (11 years ago)

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