ServiceNow CIS-Discovery Exam - Topic 6 Question 93 Discussion

Actual exam question for ServiceNow's CIS-Discovery exam

Question #: 93
Topic #: 6

[All CIS-Discovery Questions]

For a pattern operation, which of the below choices could be a valid replacement for <_>? (Choose three.)

$IfTable<_>.InstanceID

A[3]

B[X]

C[&]

D[.]

E[*]

F[]

Show Suggested Answer

Suggested Answer: A, D, E

For a pattern operation, the <_> placeholder can be replaced by any valid index or wildcard character that can be used to access an element of an array or a table.The $IfTable variable is a table that contains information about the network interfaces of a device1.The InstanceID attribute is a unique identifier for each interface2. To access the InstanceID of a specific interface, the pattern operation can use the following syntax:

$IfTable[<index>].InstanceID

where <index> is either:

A numeric index that corresponds to the position of the interface in the table, such as3for the third interface.

A dot (.) followed by a key-value pair that matches a specific attribute and value of the interface, such as [.Name=eth0] for the interface with the name eth0.

An asterisk () that represents a wildcard that matches any interface in the table, such as [] for all interfaces.

1: IfTable - Product Documentation: San Diego - ServiceNow

2: InstanceID - Product Documentation: San Diego - ServiceNow

by Clement at Apr 06, 2026, 04:46 AM

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Jerry

1 month ago

Definitely agree with A and E!

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Oren

1 month ago

I think A, D, and E are valid options.

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Harrison

2 months ago

I remember that brackets are often used in these contexts, so maybe B and C could work too?

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Noah

2 months ago

I’m leaning towards D and F being valid, but I’m not completely confident about that.

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Shawnna

2 months ago

I feel like I've seen a question like this before, and I think options A and E might be correct, but I can't recall why.

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Cortney

3 months ago

I think I remember that pattern operations often use specific symbols, but I'm not sure which ones are valid here.

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