The _______________ element is a placeholder in which dynamic graphics can be configured

When an ADT sorted list is implemented using an instance of the ADT list which is link based, what is the worst case efficiency?

a. O(1) b. O(n) c. O(n2) d. O(n * log2 n)

Which network device works at the Application layer by reconstructing packets and forwarding them to Web servers?

A. Layer 7 switch B. translating gateway C. proxy server D. ICMP redirector