Answer:
Check button under error checking
Explanation:
Under the Tools tab there are two options:
Error checking and Optimize and defragment drive option.
clicking the check button with administrative permission under error checking option will examine the hard drive for errors.
Answer:
ISO standards
Explanation:
ISO / IEC 14443 is the ISO standard that covers RFID usage by devices.
EPCglobal - Electronics Product Code Global Incorporated is also another international standard that covers RFID. These two standards work together to standardize RFID products produced by manufacturers so that these products can be the same across different markets and manufacturers. Example I can purchase a tag from one manufacturer and a transceiver from another and they would function well together. There are also other standards for RFID but the above two are the biggest and most popular with ISO being the oldest.
Answer: 443
Explanation:
Port 443 will need to be enabled for secure transactions to go through because it is the default port for HTTPS which is the transfer protocol for secure communication.
This way your credit card transactions will be encrypted to ensure protection from those who would seek to steal your data and your money.