A ________ is a link to a specific position within a document or Web page

The worst case in linear search is that every element must be checked to determine whether the search key exists, which occurs if the search key ________.

a. is the last array element b. is not present c. is the last array element or is not present d. None of the above.

________ data structures include additional elements necessary for implementing the system.

A) Physical B) Logical C) Informational D) Logistical