Unit 2 - Validation Flashcards

1
Q
A

Less than

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2
Q

<=

A

Less than or equals to

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3
Q

>

A

Greater than

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4
Q

> =

A

Greater than or equals to

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5
Q

=

A

Equals to

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6
Q

<>

A

Not equals to

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7
Q

NOT

A

Tests for converse values

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8
Q

*

A

Wildcard (allows any character to be inserted)

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9
Q

IN

A

Tests for values equal to existing members in a list

Comparison value must be a comma-separated list enclosed in brackets

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10
Q

BETWEEN

A

Tests for a range of valued; the two values separated by the AND operator

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11
Q

Like

A

Tests a Text field to match a pattern string of characters

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12
Q

#

A

Digit or space not required

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13
Q

IS NOT NULL

A

An entry is required in this field

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14
Q

IS NULL

A

Field can be left blank

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15
Q

AND

A

Specifies that all parts of the validation rule must be true

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16
Q

OR

A

Specifies that some but not all parts of the validation rule must be true

17
Q

<=

A

Less than or equal to

18
Q

>

A

Greater than

19
Q

> =

A

Greater than or equals to

20
Q

=

21
Q

<>

A

Not equals to

22
Q

NOT

A

Tests for converse values

23
Q

*

A

Wildcard (allows any character to be inserted)

24
Q

IN

A

Tests for values equal to existing members in a list

Comparison value must be a comma-separated list enclosed in brackets

25
BETWEEN
Tests for a range of valued; the two values separated by the AND operator
26
Like
Tests a Text field to match a pattern string of characters
27
#
Digit or space not required
28
IS NOT NULL
An entry is required in this field
29
IS NULL
Field can be left blank
30
AND
Specifies that all parts of the validation rule must be true
31
OR
Specifies that some but not all parts of the validation rule must be true
32
Data Validation
The process of ensuring that a program operates on a clean, correct and useful data
33
Ways to reduce errors?
Limit the type or amount of data that can be entered | Logical Check