Apublic announcement is made about a newly discovered, rapidly spreading virus. the security team immediately updates and applies all its antivirus signatures. the security manager contacts the antivirus vendor support team to ask why one of the systems was infected. the vendor support team explains that a signature update is not available for this virus yet. which of the following best describes this situation?
a. zero day virusb. lack of vendor supportc. untrained usersd. firewall configuration issues

Why is it uncommon for users to perform searches directly in database tables? a.)users are discouraged from interacting directly with tables because they might confuse tables with spreadsheets. b.) users are discouraged from interacting directly with tables because this may result in unintended changes to source data. c.)users do not have the technical skills required to perform searches directly in database tables. d.)users do not have the permissions required to perform searches directly in database tables.