When the DAVERAGE function returns #DIV/0:
A) there are no records that fit the criteria. B) there is a typo in the function.
C) the incorrect function was used. D) a second criteria is needed.
A
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A bank wants to store the account number of its customers (an 8-digit number) in encrypted form on magnetic stripe ATM cards. Discuss the security of the following methods for storing the account number against an attacker who can read the magnetic stripe: (1) store a cryptographic hash of the account number; (2) store the ciphertext of the account number encrypted with the bank's public key
using a public-key cryptosystem; (3) store the ciphertext of the account number encrypted with the bank's secret key using a symmetric cryptosystem. What will be an ideal response?
Scavenging parameters set at the zone level override those set at the server level.
Answer the following statement true (T) or false (F)