Udemy-Domain 2 Flashcards
the 4 military data classifications are:
- Top Secret
- Secret
- Confidential
- Unclassified
the 4 Business data classifications are:
- Highly Sensitive
- Sensitive
- Internal
- Public
in addition to the appropriate Security Clearance, you may also need ___ granted by ___ to view some data
Formal Access Approval; Data Owner
full disk encryption is recommended, but not if the media is ___
CD’s/DVD’s
data left over after normal deletion of data is ___
data remanence
BIOS is an example of ___, and is usually PROM, ___ or ___
Firmware; EPROM; EEPROM
___ memory is written once at the factory, and cannot be changed
PROM (Programmable Read Only Memory)
___ memory can be “flashed” (erased) and written several times
EPROM (Erasable Programmable Read Only Memory)
___ memory can be erased electronically, but is still called read-only
EEPROM (Electronically Erasable Programmable Read Only Memory)
___ are devices that are programmable after they leave the factory using EPROM or EEPROM
PLD (Programmable Logic Devices)
ROM is called “read-only” because ___
it persists after power is cut off
Cached memory can either be ___ (fastest) or ___
L1 (on the CPU); L2
___ memory uses “flip flops” to store bits, while ___ memory uses small capacitors and must be constantly refreshed to keep data integrity, making it slower
SRAM; DRAM
the normal RAM sticks we put in a motherboard are ___ or ___
SDRAM (Synchronous DRAM); DDR (Double Data Rate) version 1, 2, 3 or 4
USB Flash memory is a type of ___
EEPROM
