In an SQL SELECT statement querying a single table, according to the SQL-92 standard the asterisk (*) means that:
Options: all columns of the table are to be returned., all records meeting the full criteria are to be returned., all records with even partial criteria met are to be returned., None of the above is correct.
Options: is a method of memory allocation by which the program is subdivided into equal portions, or pages and core is subdivided into equal portions or blocks., consists of those addresses that may be generated by a processor during execution of a computation., is a method of allocating processor time., allows multiple programs to reside in separate areas of core at the time.
Which statements are true regarding ICMP packets? ICMP guarantees datagram delivery. ICMP can provide hosts with information about network problems. ICMP is encapsulated within IP datagrams. ICMP is encapsulated within UDP datagrams.
Options: 1 only, 2 and 3, 1 and 4, All of the above