The first operating systems, in the 1950s, were designed for modularity batch processing file editing networking

If an improvement creates no significant change in a product’s performance, then it is a(n) ? a0 design improvement. (there are no answer choices)

In microsoft word, when you highlight existing text you want to replace, you're in              a.  advanced mode.    b.  automatic mode.    c.  basic mode.    d.  typeover mode

Which boolean operator enables you to exclude a search term? a} not b} and c} or d} plus