hello can you help me Computer Programming II

Q$18$ Which of the following is not a syntax error?

a$.$ 'stdicicout $$ 'Hello world!$\text{'}$;

b$.$ std:icout $$ "Hello

c$.$ std::cout $$ "Hello world!"

d$.$ std::cout $$ Hello world!;

Q$19$ Which of the following is not a valid $C_{+}^{+}$identifier?

a$.$ my Value

b$.$ AAAI

c$.$ width

d$.m_{-}x$

Q$20$ Thi

statement passes a value back to a function's caller.

a$.$ recover

b$.$ restore

c$.$ pass

d$.$ return

Q$21$ Which of the following will not increment $c$ by $1?$

a$.c+1$

b$.c+1$;

c$.++c$

d$.c+=1$;

Q$22$ Each class you create becomes a new

you can use to declare variables and

create objects.

you can use to declare variable

a$.$ variable

b$.$ object

c$.$ type

d$.$ access modifier

Q$23$ In an activity diagram for an algorithm, what does a solid circle surrounded by a

hollow circle represent?

a$.$ Initial state.

b$.$ Final state.

c$.$ Action state.

d$.$ Transition.

Q$24$ Which of the following statements could potentially change the value of number$2?$

a$.$ std::cin $$ number $2$ ;

b$.$ sum $=$ number $1+$ number $2$ ;

c$.$ number $1=$ number $2$ ;

d$.$ std::cout $$ number $2$ ;