CSA quetion

[BareddyM]

what is the correct answer for this can you please explain 
49. Which type of field allows you to enter freely using letters, numbers, and special
characters?
a) multi line text
b) single line text
c) open text
d) text
e) string

[WataruS]

Hi @BareddyM 

e) string is correct answer.

[PrashantLearnIT]

Hi @BareddyM 

String is correct, I suggest try to have some deep dive into PDI as well for more better understanding.