In C, the special NULL pointer value that acts as a sentinel or flag to indicate when the last structure has been processed has a numerical value of ____.
A. -1
B. 0
C. 1
D. 255
Answer: B
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Map the BANK ER schema of Exercise 7.23 (shown in Figure 7.21) into a relational schema. Specify all primary keys and foreign keys. Repeat for the AIRLINE schema (Figure 7.20) of Exercise 7.19 and for the other schemas for Exercises 7.16 through 7.24.
What will be an ideal response?
When is the criterion entered in a parameter query?
A) When the query is created B) When the query is in SQL view C) When the query is saved D) When the query is run
The access ____ determines what code has permission to read or write to the variable.
A. level B. index C. key D. specifier
Which kind of TextView can suggest the completion of a word after the first few letters?
A. AutoComplete TextView B. Alphanumeric TextView C. Imaging TextView D. String TextView