How can a computer be used by a manager of a shopping mall​

Rachel completed typing an official document with a word processing program. she wants to make sure that her document has no typographical errors. she also wants all headings to have the same font. which features in a word processing program should she use? rachel should use the feature in a word processing program to find typographical errors. she should apply to have uniform headings.

Anetwork security application that prevents access between a private and trusted network and other untrusted networks

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