Answer the following statements true (T) or false (F)
1) Records in random-access files must be of uniform length.
2) Module cPickle performs more efficiently than does module pickle because
cPickle is written in Python.
3) Serialization converts complex objects to a set of bytes.
4) Method sys.exit returns 1 by default to signify that no errors occurred.
5) Sequential-access files are inappropriate for instant-access applications in which records must be located quickly.
1) F
2) F
3) T
4) F
5) T
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The ________________ reference always refers to the currently executing object.
a) null b) static c) final d) actual e) this
The cipher consists of N rounds, where the number of rounds depends on the __________ .
Fill in the blank(s) with the appropriate word(s).
To prevent others from altering the formulas or changing other template components, you should use ________
A) validation B) protection C) uniformity D) standardization
Explain the purpose of a form and what it is used for. Define a form, a report, and a query, and explain how each is used. Give an example of a database, and then describe a form, a query, and a report that you might create in this database.
What will be an ideal response?