Explain why, in a deferred-update system, the write-ahead feature that is a part of immediate-update systems is not used when a database item is updated.

What will be an ideal response?


Explain why, in a deferred-update system, the write-ahead feature that is a part of immediate-update systems is not used when a database item is updated.

Computer Science & Information Technology

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You placed an image inside a table cell, and now you see only a red dot in that cell. How do you make the image appear in the cell?

What will be an ideal response?

Computer Science & Information Technology

A set of related navigation links, whether text or images, is known as a ____ bar.

A. status B. scroll C. navigation D. task

Computer Science & Information Technology

When a database is opened in compatibility mode, all features are enabled.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

Blue light and green light, when combined, produce light whose color could best be described as what?

A. yellow light B. magenta light C. cyan light D. CMYK light

Computer Science & Information Technology