Suppose a database manager were to allow nesting of one transaction inside another. that is, after having updated part of one record, the dbms would allow you to select another record, update it, and then perform further updates on the first record. what effect would nesting have on the integrity of a database? suggest a mechanism by which nesting could be allowed.

How does computer network work in a paragraph

Shaniya has misspelled a scientific name in her biology report. she needs to correct it, but she has no access to a computer. she plans to use the word app on her phone without an office 365 subscription. can shaniya correct her mistake? why or why not? yes, she can navigate the window and do simple editing. yes, she can use this application for free and navigate the window. no, her document is “read-only,” so she cannot navigate the window. no, her application has limited features and she cannot access the documen

In addition to the four primary computer operations, today's computers typically also perform functions.