The Redo Logs and ____ Logs Consist of Records of All

question 45

Multiple Choice

The redo logs and ____ logs consist of records of all transactions made to a database.

• A) backup
• B) recovery
• C) undo
• D) archive

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Definitions:

Registered Memory

Memory modules that have extra chips (registers) near the bottom of the module that delay all data transfers by one clock tick to ensure accuracy.

Buffered Memory

A type of memory in which the modules have extra chips (registers) that delay data transfers to ensure accuracy.

Dual-Channeling

A memory architecture that increases the data transfer speed by allowing two memory modules to be accessed simultaneously.

Double-Sided Memory

A single memory module that contains two memory modules in one container (two banks). Data is still sent to the CPU 64 bits at a time. Some use the terms single-sided and double-sided to describe memory modules that have chips on one side (single-sided) or both sides (double-sided). Another name is double-ranked memory.