Find the errors in the following code: 1. The following statement should assign 0 to z if a is less than 10; otherwise, it should assign 7 to z. What is wrong with it? z = (a 2. Assume that...

Find the errors in the following code:

1. The following statement should assign 0 to z if a is less than 10; otherwise, it should assign 7 to z. What is wrong with it?

z = (a <>

2. Assume that partNumber references a String object. The following if statement should perform a case-insensitive comparison. What is wrong with it?

if (partNumber.equals("BQ789W4"))

 available = true;

3. What is wrong with the following code?

double value = 12345.678;

System.out.printf("%.2d", value);