In a multilevel list, the hierarchical level of items in the list can be changed

An in-house penetration tester is using a packet capture device to listen in on network communications. This is an example of:

A. Passive reconnaissance B. Persistence C. Escalation of privileges D. Exploiting the switch

Answer the following statements true (T) or false (F)

1. An ArrayList object automatically expands in size to accommodate the items stored in it. 2. Java does not limit the number of dimensions an array may have. 3. The String[] args parameter in the main method header allows the program to receive arguments from the operating system command-line. 4. When an array of objects is declared but not initialized, the array values are set to null. 5. To determine if two arrays are equal you must compare each of the elements of the two arrays.