A MAC address is composed of two 24-bit numbers. What does the first 24-bit number represent?
A. It's a unique serial number assigned by the manufacturer
B. It's the address it uses for a multicast packet
C. It's the decryption key used for security purposes
D. It's the organizationally unique identifier
Answer: D
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The BindingNavigator allows the user _________.
a) to control which row of the table is currently in view b) to add new and delete new rows c) to save changes to the data in view d) All of the above
Nontype parameters are:
a. Unable to have default arguments. b. Specified before the angle-bracket-enclosed type-parameter list. c. Constants. d. Required for class templates.
Identify the letter of the choice that best matches the phrase or definition.
A. A copy of the message to recipients whose names and addresses are not visible to the To and Cc recipients B. A set of e-mail addresses with a name C. To send a message that includes the original message and your comments directly to the recipient(s) of your choosing, but not to the sender D. To send a message that includes the original text and your comments directly to the original sender E. A copy of the message, usually to people who do not need to respond
Create a relational database that has a person table, a picture table, and a person–picture table. In the person table, store an id, the person name, and the person’s age. In the picture table, store a picture id and filename. In the person– picture table, keep track of the people in each picture. Write a function that let you find all the pictures for people over a certain age.
Note: Since this answer refers to a single relational database with multiple tables, it has to be completed with SQL.