ICSE Class 10 Computer Applications Sample Paper (1). Sample papers and question papers for ICSE and ISC students. These question papers have been collected by the best teachers from ICSE and ISC schools. Students should download and practice these papers to gain better marks in examinations.
SECTION-A
Question 1
(a) State the difference between double and Double.
(b) What is continue in while statement.
(c) What do you mean by keyword?
(d) What is meant by a finite loop? Give an example.
(e) State the difference between equals & compareTo.
Question 2
(a) Name the following
i) A package name which have Math class in it.
ii) A function that returns index of first occurrence of a specified character.
iii) A function to extract a part of string.
iv) OOPs principal that implement data hiding.
(b) What do you mean by Wrapper class?
(c) Which of these are valid integers constant?
-400 3,000 045 2.00 +50 090 X12 0XAB
Question 3
(a) Distinguish between ‘char’ and ‘String’.
(b) Which of these are valid real constant.
-2.15 2,200.25 2E2 5.12 2E 3.10F 1.2E2.1 4.1 x 102
(c) What do you mean by nested if explain with syntax.
(d) Find the value of z in the following program segment.
int y = 12, z;
(i) z = y<<2 (ii) z = y>>1
(e) if String x = “Computer”, y = “Applications”;
What do the following functions return for?
i) x.equalsIgnoreCase(y);
ii) y.indexOf(‘T’,3);
iii) x.length( ) + y.length( );
iv) y.substring(4,9);
(f) Rewrite the following code using switch statement.
if ( x == 5)
{ y = y – 5;
System.out.println(“Value of y = “ + y );
}
else if ( x == 10)
{ y = y – 10;
System.out.println(“Value of y = ” + y );
}
else
{ y = y – 15;
System.out.println(“Value of y = ” + y );
}
(g) Difference between entry & exit controlled loop.
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