Philips Iteration, Recursion, Decision Questions and Answers Quiz-1

Question 1

Time: 00:00:00
function main() { integer a=5,b=7 switch(a) { case 5 :print "I am 5" break case b:print "I am not 5" break default:print "I am different" } }

 

I am 5

I am 5

I am not 5

I am not 5

Error

Error

I am different

I am different

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Question 2

Time: 00:00:00
Ashima wants to print a pattern which includes checking and changing a variables value iteratively She decides to use a loop/condition Which of the following options should she use such that the body of the loop/condition is executed atleast once whether the variable satisfies the entering condition or not?

Do While Loop

Do While Loop

For Loop

For Loop

While Loop

While Loop

Switch Case

Switch Case

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Question 3

Time: 00:00:00
The construct “if (condition) then A else B” is for which of the following purposes?

1)
2)
3)
4)

Iteration

Iteration

Decision-Making

Decision-Making

Recursion

Recursion

Object Oriented Programming

Object Oriented Programming

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Question 4

Time: 00:00:00
Ravi and Rupali are asked to write a program to sum the rows of 2X2 matrices stored in the array A.
Ravi writes the following code (Code A):
for n = 0 to 1
sumRow1[n] = A[n][1] + A[n][2]
end
Rupali writes the following code (Code B):
sumRow1[0] = A[0][1] + A[0][2]
sumRow1[1] = A[1][1] + A[1][2]
Comment upon these codes (Assume no loop­ unrolling done by compiler):

Code A will execute faster than Code B.

Code A will execute faster than Code B.

Code B will execute faster than Code A

Code B will execute faster than Code A

Code A is logically incorrect.

Code A is logically incorrect.

Code B is logically incorrect.

Code B is logically incorrect.

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Question 5

Time: 00:00:00
Integer a =40, b =35, c=20, d =10
Comment about the output of the following two statements •

Print a*b/c-d Print a*b/(c-d)

Comment about the output of the following two statements

Same

Same

Differ by 50

Differ by 50

Differ by 80

Differ by 80

Differ by 160

Differ by 160

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Question 6

Time: 00:00:00
What is the output of the following pseudo code?

Int a =456,b,c,d=10;
b=a/d;
c=a-b;
print c;

411

411

411.4

411.4

410.4

410.4

410

410

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Question 7

Time: 00:00:00
Ashima wants to print a pattern which includes checking and changing a variables value iteratively She decides to use a loop/condition Which of the following options should she use such that the body of the loop/condition is executed atleast once whether the variable satisfies the entering condition or not?

For Loop

For Loop

While Loop

While Loop

Switch Case

Switch Case

Do While Loop

Do While Loop

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Question 8

Time: 00:00:00
The construct “if (condition) then A else B” is for which of the following purposes?

Decision-Making

Decision-Making

Iteration

Iteration

Recursion

Recursion

Object Oriented Programming

Object Oriented Programming

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Question 9

Time: 00:00:00
Function main()
{
Integer i=0.7
Static float m=0.7
If(m equals i)
Print(“We are equal”)
Else If(m>i)
Print(“I am greater”)
Else
Print(“I am lesser”)

We are equal

We are equal

I am greater

I am greater

I am lesser

I am lesser

This code will generate an error

This code will generate an error

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["0","40","60","80","100"]
["Need more practice! \r\n \r\n","Keep trying! \r\n \r\n","Not bad! \r\n \r\n","Good work! \r\n \r\n","Perfect! \r\n \r\n"]

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