Data communications is a special case of telecommunications, where only ones and zeroes are exchanged.
a. True
b. False
a. True
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Answer the following statements true (T) or false (F)
1. Hidden fields are used on a second form when multiple forms are required to capture all the transaction data. 2. An event-response chart may be used to list the variety of events that occur when there are complicated interactions on a Web form. 3. Dynamic Web pages change themselves as the result of the server action. 4. A disadvantage of using dynamic Web pages is that they may not be compliant with the American Disabilities Act.
Give a set of functional dependencies for the relational schema R(A, B, C, D) with primary key AB under which R is in 2NF but not in 3NF.
What will be an ideal response?
A high resource utilization is when the device does not have enough memory to run the app
Indicate whether the statement is true or false
Case-based Critical Thinking Questions
Case 4-1
Betty Trooper owns and operates a realty company. She has provided you with properties.xml, which is a file that contains a list of properties enrolled in the multiple listing database. She has created three different versions of a schema for the properties vocabulary and needs help in choosing the most appropriate schema design for her needs.
Following is an example of a schema code:
What is the name of the Russian Doll schema document?
A. I8900-041 B. studentsrd.xsd C. studentsfc.xsd D. PSAT-080-5