What is an “is a” relationship? How does it apply to the world of objects?
What will be an ideal response?
An “is a” relationship represents the principal of inheritance. Specifically, an “is a” relationship refers to the fact that every object not only is of its own type, but is also of the type of its ancestor classes. This is a reflection of what occurs in the everyday world.
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Case-Based Critical Thinking QuestionsCase 1Prishna has decided that data entry for the database for her small business would be expedited if she designed a form for her two employees who maintain her records. She studies the tools available to her on the Design tab, to maximize the work that these resources can accomplish for her. Prishna needs a Design tab control that will allow users to select a customer record in the database of their small business. Which of the following can she use?
A. Bound Object Frame B. Combo Box C. Unbound Object Frame D. Attachment
A(n) ____ print server is a boxlike device that has a NIC (or WNIC) and one, two, or more ports for connecting printers, such as USB or parallel ports.
A. independent B. autonomous C. dedicated D. extended
To work effectively as a team, recovery drills need to occur and ________ need to be taken so everyone can learn from what has been done
Fill in the blank(s) with correct word
What specific authentication protocol used in a Windows domain environment to authenticate logons and grant accounts access to domain resources?
A. Kerberos B. RADIUS C. TACACS D. PPP