Explanation:
Steps to clear CMOS using the battery method
Turn off all peripheral devices connected to the computer.
Disconnect the power cord from the AC power source.
Remove the computer cover.
Find the battery on the board. ...
Remove the battery: ...
Wait 1–5 minutes, then reconnect the battery.
Put the computer cover back on.
Error messages begin with the # (hashtag) symbol.
Answer:
B=10
Explanation:
(-21) x 0=0 and (-50)÷(-5)=10
0+10=10
This is about identifiers in a record referring to other records.
You can have many to one, one to one, many to many.
E.g., if you have two tables, Authors and Books, then a book record could have a reference to an author record. Since an author can write many books, this would be a many-to-one relationship.
Answer:
event based and time based
Explanation:
OTP tokens come in two types: event-based (HOTP) and time-based (TOTP). Event-based OTP tokens generate new codes at the press of the button and the code is valid until it is used by the application. Time-based OTP tokens generate codes that are valid only for a certain amount of time (eg, 30 or 60 seconds), after which a new code must be generated