Which is a valid octal constant?

Question

The valid octal constants from the following

(i) 0245 (ii) 0387 (iii) 04.32 (iv) –0467

(A) (i) and (ii)

(B) (iii) and (iv)

(C) (i) (iii) and (iv)

(D) (i) and (iv)

Answer 1

D). 0245 and -0467

0387 has illegal digit , 8 ,bcoz it is equal to base , it should be less than defined base.

04.32 has illegal character . (dot)

Refer for more ==> http://aboutc.weebly.com/integer-constants.html

Comments

why 04.32 is wrong means it's decimal representation of this number???

Answer 2

D is ans..

ii -invalid since contains 8 ... Digits should be less than 8

iii invalid since "."

http://aboutc.weebly.com/integer-constants.html

Comments

i read it carefully...u taking C language...why??? anywhere mentioned or just u want 2 answer evry  question..

type in google search and find answer...whether it has any concern or not ..

---

yes, but options can give u the idea, of what the question actually wants....

---

but this is not the way to get excellence

if there exist a float octal numbers....then there can also be float octal constants...if C doesn't allow it..it doesn't mean that there cannot exist float octal constants