Which sequence best describes the evolution of computers? Microcomputers came before mainframes, which led to the development of minicomputers. Minicomputers came before mainframes, which led to the development of microcomputers. Mainframes came before microcomputers, which led to the development of minicomputers. Mainframes came before minicomputers, which led to the development of microcomputers.

Wireless communications is likely to be viewed as an essential part of an enterprise network infrastructure when: select one: a. mobile communication is needed b. communication facilities must be installed at low initial cost c. communication must take place in a hostile or difficult terrain that makes wired communication difficult or impossible d. the same information must be broadcast to many locations

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

Ineed to know the anwser to all these questions