Plural count nouns do take a determiner when they referprecisely to particular things of people.
Singular nouns are used only in the singular, always with a determiner.
When the noun determiner cannot be substituted, it is included in the pattern.
Figure 7 demonstrates the added determiner of user-request function (write or read) to determine sharing/locking levels in order to improve data consistency.
Screen determiner (Screen finder): A piece of plastic or film, drawm with radiated lines, which, when placed over a half-tone, indicates by a star pattern, the screen ruling of the half-tone.
