ECCouncil 312-50 Dumps Questions Answers

Phase shift keying is the form of Bluetooth modulation used to enable the higher data rates achievable with Bluetooth 2 EDR (Enhanced Data Rate). Two forms of PSK are used: π/4 DQPSK, and 8DPSK.

References: http://www.radio-electronics.com/info/wireless/bluetooth/radio-interface-modulation.php

Dual-homed or dual-homing can refer to either an Ethernet device that has more than one network interface, for redundancy purposes, or in firewall technology, dual-homed is one of the firewall architectures, such as an IDS/IPS system, for implementing preventive security.

References: https://en.wikipedia.org/wiki/Dual-homed

A macro virus is a virus that is written in a macro language: a programming language which is embedded inside a software application (e.g., word processors and spreadsheet applications). Some applications, such as Microsoft Office, allow macro programs to be embedded in documents such that the macros are run automatically when the document is opened, and this provides a distinct mechanism by which malicious computer instructions can spread.

References: https://en.wik ipedia.org/wiki/Macro_virus