1 Which of the following is the correct statement to return JAVA? A,toUpperCase(

Question

1 Which of the following is the correct statement to return JAVA?

A,toUpperCase("Java") "

B.Java".toUpperCase("Java")

C,"java".toUpperCase()

D,String.toUpperCase("Java")

2,The ________ method parses a string s to a double value.

double.parseDouble(s);

Double.parsedouble(s);

double.parse(s);

Double.parseDouble(s);

3,Which of the following expression is equivalent to (year % 4 == 0 && year % 100 != 0) || (year % 400 == 0)?

year % 4 == 0 && year % 100 != 0 || year % 400 == 0

(year % 4 == 0) && (year % 100 != 0) || (year % 400 == 0)

(year % 4 == 0) && (year % 100 != 0 || year % 400 == 0)

D, year % 4 == 0 && (year % 100 != 0) || year % 400 == 0

4,

Assume x = 4 and y = 5, which of the following is true?

!(x == 4) ^ y != 5

x != 4 ^ y == 5

x == 5 ^ y == 4

x != 5 ^ y != 4

double.parseDouble(s);

Double.parsedouble(s);

double.parse(s);

Double.parseDouble(s);

Explanation / Answer

Q1

C option will return the correct result

Q2

D is the correct syntax for statement

Q3

Option a is correct as according to precedence it will be right answer

and B and D are also correct except C

Q4

The option B is correct as it will be equivalent to false xor true which is true

Related Questions

Navigate

• Browse (All)
• Browse 1
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.