pra PSPM SC025 (F02 KML)

The program will display "A" if the mark entered is greater or equal to 80 or "B" if the mark entered is between 70 to 79.

What's the output?

(a)  

Determine whether the number -18 keyed in by the user is ”positive”, “negative”, or “zero"

Start

Read number

If(number > 0 )

Print “positive”

Else if(number < 0)

Print “negative”

Else

Print “zero”

Endif

Stop

• positive

• negative

• zero

• all above

What is the value stored in variable p after the following statements are executed?

p=7/2+3

• 13.5

• 6.5

• 1.4

• p

• Selection

• Sequence

• Repetition

• Interaction

What is the result of executing the following code?

The code :

Number = 5

While number z <= 5

If number < 5

Number = number + 1

Print (number)

• The program will loop indefinitely

• The value of the number will be printed exactly 1 time

• The while loop will never get executed

• The value of number will be printed exactly 5 times

Which statement is correct about selection?

• Specifies a block of one or more statements that are repeatedly executed until a condition is satisfied.

• Perform one or more actions repeatedly while a certain condition is true.

• Performs actions based on certain conditions.

• Performs statements one after another in sequence.

Which statement is correct about sentinel?

• a special value in the context of an algorithm that uses its presence as a condition of termination, typically in a loop or recursive algorithm

• a non-special value in the context of an algorithm.

• a data structure consisting of a collection of elements (values or variables).

• the main logical structure of algorithms or programs.

The first and the last elements of an array declared as scores[10] is…

• scores[0], scores[9]

• scores[1], scores[11]

• scores[4], scores[3]

• score[0], score[9]

If the method does not return a value, its return type is…

• int

• double

• void

• char

What will be the output of the following Java program?

class Output

{

public static void main(String[] args)

{

int arr[ ] = {1,2,3,4,5} ;

for (int i=0 ; i<arr.length - 2; i++)

System.out.println(arr [i] + " ");

}

}

• 1 2 3 4 5

• 1 2 3 4

• 1 2

• 1 2 3