flutter Q_5.2

var y= 10 as double;

print(y);

• 10

• 10.0

• error

• null

print(10>8 && 1>8);

• 10>8 && 1>8

• true

• false

• null

if(8>2)print(10);

else print(8);

• 10

• 8

String name;

print(name??'ali');

• ali

• null

• name

int i=2;

print(i);

print(i++);

print(++i);

• 2

  2

  4

• 2

  3

  4

• 2

  2

  2

print(3~/2);

print(3/2);

• 1

  1.5

• 1.5

  1.5

• 1

  1

x=x+5;

what is equivalent to?

• x=+5;

• 5+=x;

• x+=5;

print('hh' is String);

• true

• false

var stud={"ID":1521};

print(stud['id']);

what is the output?

• null

• error

• id

• 1521

var car ={'id'="2525"};

print(car);

what is the output?

• error

• {'id'="2525"}

• 'id'="2525"

• 'id'

• "2525"