Using the fully qualified domain name (FQDN) of a networked computer, nslookup will query a DNS server and return the IP address that corresponds to that domain name.
The noun precedence pertains to ranking or status in order of importance or urgency. Examples: The medics treated them in order of precedence according to their. injuries.
Operator precedence determines the order in which the components of a query expression are evaluated. Text query operators can be divided into two sets of operators that have their own order of evaluation. These two groups are described later as Group 1 and Group 2. In all cases, query expressions are evaluated in order from left to right according to the precedence of their operators.