2.3 Robust Programs
Authored by Laura Boyd
Computers
9th - 11th Grade
Used 17+ times
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25 questions
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1.
DRAG AND DROP QUESTION
1 min • 1 pt
Computer programs should be designed to (a) with unexpected or erroneous input from users.
Coders should (b) for all contingencies that might occur (accidental and (c) inputs)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Defensive design is contigency planning using validation, sanitisation, authetication, maintenance and tesing.
What is validation?
checking an input is sensible and possible
cleaning up input data
checking the user is who they say they are
using sensible variable names, comments and indentation
Running the program with various test data to remove bugs
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Defensive design is contigency planning using validation, sanitisation, authetication, maintenance and tesing.
What is input sanitisation?
checking an input is sensible and possible
cleaning up input data
checking the user is who they say they are
using sensible variable names, comments and indentation
Running the program with various test data to remove bugs
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Defensive design is contigency planning using validation, sanitisation, authetication, maintenance and tesing.
What is input authentication?
checking an input is sensible and possible
cleaning up input data
checking the user is who they say they are
using sensible variable names, comments and indentation
Running the program with various test data to remove bugs
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Defensive design is contigency planning using validation, sanitisation, authetication, maintenance and tesing.
What does writing well maintained code involve?
checking an input is sensible and possible
cleaning up input data
checking the user is who they say they are
using sensible variable names, comments and indentation
Running the program with various test data to remove bugs
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Defensive design is contigency planning using validation, sanitisation, authetication, maintenance and tesing.
What is testing?
checking an input is sensible and possible
cleaning up input data
checking the user is who they say they are
using sensible variable names, comments and indentation
Running the program with various test data to remove bugs
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which is the descriptor for presence check?
Numbers between two given values are accepted
Data is of a particular specified type
Data contains an exact number of characters
Ensures that some data has been entered
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