Cock;
1 Have you held another guy's cock?
No
2 Has another guy held your cock?
No
3 Can you lick your cock?
No
4 Has a sibling held your cock?
No
Ass;
5 Have you put a finger up your ass?
Yes
6 Have you put a finger up another guy's ass?
No
7 Has your cock been in another guy's ass?
No
8 Have you had another guy's cock in your ass?
No
9 What is the largest item you have inserted in your ass?
4 sharpies at the same time.
10 What is the largest item someone else has inserted in your ass?
N/A
Masturbation;
11 Has another guy masturbated you?
No
12 Have you masturbated another guy?
No
13 What is the most times you have masturbated in 24 hours?
I think 8 or 9.
14 What is the longest you have gone without masturbating?
technically 13 years but that was before puberty 
.
Mouth;
15 Has your cock been in another guy's mouth?
No
16 Have you had another guy's cock in your mouth?
No
17 What parts of other people, Guy or Gal, have been in your mouth?
I don't know, but I see what your hinting at here, so I've eaten out my ex.
18 What is the strangest thing you have had in your mouth?
Piss, I guess.
Cum;
19 Have you swallowed your own cum?
No, I'm a wuss.
20 Have you swallowed someone elses cum?
No.
21 Have you had someone elses cum on your face?
No.
22 Have you had someone elses cum elsewhere on your body? If so, Where?
No.
23 Can you cum on your own face?
No.
Naked;
24 Have you slept with another guy naked?
No, and that depends on your definition of 'slept with'.
25 Have you seen other guys naked, (except in changing rooms etc)?
I guess so.
26 Have you stripped another guy?
No.
27 Have you been stripped by another guy?
No.
28 Have you been seen naked by gals? If so how many?
Yeah, probably... at least 10. Too hard to count.
29 Where is the most public place you have been naked?
I haven't done that much public.
and finally;
30 Do you dream of doing sexual things with other guys? If so what?
No, and N/A