Flutter Q_4.1

Type casting is when you assign a value of one data type to another type.

• true

• false

var x=12.34;

print(x.floor());

what is the output of this code?

• 12

• 13

• 12.5

• 12.0

var text="a-b-c-d";

print(text.split("-"));

• text.split("-")

• [a,b,c,d]

• abcd

var text=" a b c d ";

print('<${text.trim()}>');

• < a b c d >

• <abcd>

• ['<a','b','c','d>']

• [<a,b,c,d>]

• <a b c d>

var text=" a b c d ";

text.trim();

print('<$text>');

• <a b c d>

• [<a,b,c,d>]

• ['<a','b','c','d>']

• <abcd>

• < a b c d >

print(25.remainder(5));

is equivalent to?

• print(25%5);

• print(25/5);

• print(25*5);

print(-50.abs()+5);

what is the output of this code?

• -45

• 55

• -55

• 45

var l = [2,4,6,8];

print(l.index of (2));

what is the output of this code?

• 0

• 6

• 2

var p ={[2,4],6,8,9}; print(p.length);

what is the output of this code

• 5

• 6

• 4

var l = [2,4,6,8];

print(l.clear());

• error

• []

• l.clear