A(n) ________ prevents another transaction from reading and therefore updating a record until it is unlocked.

A) record controller
B) exclusive lock
C) authorization rule
D) shared lock


B) exclusive lock

Computer Science & Information Technology

You might also like to view...

A(n) ________ is a key that identifies the color, gradient, picture, texture, or pattern assigned to each data series

Fill in the blank(s) with correct word

Computer Science & Information Technology

____ is a naming convention that designates network servers, computers, and shared resources.

A. Universal Resource Locator B. Universal Naming Convention C. Universal Naming Connection D. Uniform Naming Convention

Computer Science & Information Technology

If no external drive is present in the system, _____ cannot be turned on.

A. Security B. File History C. Maintenance D. Windows Defender

Computer Science & Information Technology

COGNITIVE ASSESSMENT What is a single device that provides functionality of a printer, scanner, copy machine, and perhaps a fax machine called?

A. a dual use machine B. a SOHO machine C. a multifunction printer D. a multipurpose peripheral

Computer Science & Information Technology