IT 117: Intermediate Scripting - Answers to Class 20 Ungraded Quiz

IT 117: Intermediate to Scripting
Answers to Class 20 Ungraded Quiz

What does Python call the process by which an object can be stored as a file on disk?
```
pickling
```
If you want to turn an object into a file on disk, what statement must you have at the top of the script file?
```
import pickle
```
What access mode would you use to open a pickled file for reading?
```
rb
```
Write a Python statement that opens the pickle file students.pk for reading and assigns the result to the variable pickle_file.
```
pickle_file = open('students.pk', 'rb')
```
Write the name of the method you would use to read data from a pickle file.
```
pickle.load
```
What access mode would you use to open a pickled file for writing?
```
wb
```
Write a Python statement that opens the pickle file students.pk for writing and assigns the result to the variable pickle_file.
```
pickle_file = open('students.pk', 'wb')
```
Write the name of the method you would use to write data to a pickle file.
```
pickle.dump
```
If you have an import statement in a file defining the class, where must that statement appear?
```
before the class declaration
```
If you have a statement defining a global variable in a file defining the class, where must that statement appear?
```
before the class declaration
```