java expert please help me QUESTION 38 SQL ________ statements may change the co

Question

java expert please help me

QUESTION 38

SQL ________ statements may change the contents of a database. (more than 2 correct answers )

SELECT

UPDATE

DELETE

INSERT

QUESTION 39

Which of the following code is correct to create an instance of ResourceBundle? (only one correct answer)

ResourceBundle.getProperties(resourcefilename);

ResourceBundle.getBundle(resourcefilename, locale);

ResourceBundle.getProperties();

ResourceBundle.getBundle(locale);

QUESTION 40

Which lambda expression represents a function that, given the length and width of a wall, calculates the wall's circumference? (only one correct answer)

l, w -> l*2 + w*2

(l, w) -> l * w

l, w -> calc(l, w)

(l, w) -> 2*l + 2*w

SELECT

UPDATE

DELETE

INSERT

Explanation / Answer

Question 38:

Answer is Update. Through SQL Update command we can update existing record in db.

Question 39:

To create instance of resource bundle i.e. to create locale specific object we should use ResourceBundle.getBundle(resourcefilename,locale)

Question 40:

Lambda expression facilitates functional programming, and simplifies the development a lot.

syntax:

Correct answer is option 4.

parameters(l,w) and output is circumference i.e.2*l + 2*w

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