Module 6/7 Monitoring and Managing Data Flashcards

1
Q

Which required tools are used to monitor performance in your instance?

A

Performance Dashboard
Extending Value

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2
Q

System Diagnostics page

A

Is used to look for root causes of platform performance issues

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3
Q

A Table

A

Is a collection of rows and columns (records and fields)

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4
Q

Reference Fields are identified with…

A

a reference lookup Icon (Magnifying glass)

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5
Q

Reference Fields refer to…

A

A record elsewhere, on another table

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6
Q

4 Table relationship

A

One-To-Many
Many-to-Many
Database Views
Extensions

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7
Q

One To Many relationship -

A

On an incident record, when you go to related records, there is a problem field. The reference to a problem record creates a one to many relationship, because several incidents may relate to that problem. From an incident we can’t indicate more than one problem for example.

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8
Q

Many to Many Relationship Definition…

A

When you create a record and then a role, and a group, these are all many to many relationships.

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9
Q

Groups and Roles are examples of (what type of relationship?)

A

Many to Many

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10
Q

Group VIew is an example of a…(record type)

A

Many to Many Relationship. Group member record has a single name (Sys_user_GRMEMBER), which has a large list of records, junctions between reference fields (Group and User)

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11
Q

Many to Many relationship Defined as

A

Two or more tables that can be related in a bi-directional relationship

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12
Q

Many to Many relationship Defined as

A

Two or more tables that can be related in a bi-directional relationship

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13
Q

One-to-Many relationship defined as

A

Within a table a field can hold a reference to a record on another table

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14
Q

Database Views are defined as

A

Tables that can be joined using the database views plugin (also known as a table join)

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15
Q

Table Extensions are effectively where…

A

When a parent table becomes the parent of a child table, that child table inherits all of the database structure (Columns, but none of the rows)

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16
Q

Task Table is a parent, base and core table (T/F?)

A

True

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17
Q

Core table Types

A

Incident
User
Task

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18
Q

Base Table Names

A
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19
Q

What does a Schema Map do?

A

Schema map provides a graphical representation of other tables related to a specific table

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20
Q

What colors are on the Schema Map? (THIS IS ON THE TEST)

A

Subject Table - Highlighted in Yellow
Blue Bars - Extend the subject table Further down the line (IE: Unix Servers would also have AIX, HPUX, etc.)
Red Bars - are referenced by the subject table
Green Bars - Extended Tables (all the way back to the base table) (IE: Unix Table would extend the CMDB, CMDB_CI, CMDB_CI_HW, CMDB_CI_COMPUTE)

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21
Q

One-To-Many relationship fields (3)

A

Reference Fields
Glide List
Document ID Fields

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22
Q

Common Many to Many example

A

Students and classes - A student can register for many classes, and a class can include many students.

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23
Q

What makes a base table different than a core table?

A

A bas table is not an extension of another table, and has no parent. A base table can also be considered a parent or core table depending on circumstance

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24
Q

Is CMDB_CI a base table?

A

No - This is a child and extension of the CMDB base and core table

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25
CRUD - Stands for...
Create - Read - Update - Delete
26
Access Control is ....
a security rule defined to restrict permissions of a user from viewing and interacting with data
27
Access control is set at the....
Row and Column Level
28
Security rules can restrict your ability to view or run reports on a specific table (T/F)
True
29
When you become a security admin by elevating roles...
You need to log out before you lose those privilages
30
Access control rule specifies
Operations Objects Permissions
31
Permissions include
Roles Conditional Expression Scripts
32
Three Security Modules used by Sys Admin
Security Access Control (ACL) High Security Settings
33
When you create a custom table servicenow creates access control rules by default (T/F)
True - CRWD
34
When no specific ACL rule is defined then...
The rule applies to the whole table including all records
35
table.field ACL would define...
Rules applying to only one field in a record
36
table.*
This rule would apply to every field where there isn't already a table.field rule
37
Table.none rule is the least specific rule, followed by table.field, and then table.*
38
By Default when a read access control has been established for a new table...
then assume there is complete access to all fields and rows on the table
39
ServiceNow starts from Generic to Specific security Policies (T/F)
False - ServiceNow goes from specific to general as they review security policies
40
A user must pass which rules to access a record object
Table First Field ACL rule second
41
Record ACL rules are processed in the following order:
Match the object against table ACL Rules (Specific to general) Match the object against Field ACL Rules (Specific to General)
42
If a user passes table ACL rules and not Field ACL rules, can they access a record object?
No, both rules must be passed in order to access the table
43
Should you grant a new role to an individual, or to a group for inheriting those roles?
Group is the best practice, it would be best to add a permission or ACL to a group, and then assign a user to that group
44
What are import sets?
Import set is a tool used to import data from various data sources, and map that data into ServiceNow tables
45
Import Set Tables are defined as....
A staging table prior to the transform label and pushing to a target table within the ServiceNow instance
46
A transform map is...
a set of field maps that define the relationships between fields in an import set table and fields in a target table
47
Coalesce field is...
A field or multiple fields that will be used as unique keys, the coalesce will override instead of update where there is a match
48
IF you don't do coalescence, what will happen?
Data will just be treated as brand new records, and SN won't look for a match. HUGE TABLES could result
49
Which roles can import data?
admin import_admin
50
Data Source Imports can be accomplished through
Local Source (XML, CSV, Excel) Network Servers (LDAP), or JDBC
51
What are the three main sources of data for import sets?
Local Data (excel, flat file) Network (LDAP) Java Database Connectivity (JDBC)
52
Key CMDB system tables are (3)
Base Configuration Item (cmdb) Configuration Item (cmdb_ci) CI Relationship (cmdb_rel_ci)
53
4 "parts" of the ITSM platform related to the CMDB
Incident Management Change Management Problem Management Request Management
54
What are the benefits of an accurate and up to date CMDB?
Locate failed changes and associated INCIDENTS Facilitate impact analysis of proposed CHANGES to reduce downtime Assess PROBLEMS pertaining to specific CIs Efficiently manage INCIDENTS affecting CIs and Services
55
What are the three elements of the CMDB Workspace
CI Search CMDB Health CI Overview CIs managed by me
56
The strength of the dependency view are the...
relationships here, which are based off of records on a table
57
Common Service Data Model is NOT
A process or implementation guide Not a set of reports not code not a sku or product to buy not an automatic fix for broken implementations
58
CSDM Is...
Standard Terms Best Practices out of the box CMDB Core Tables
59
ServiceNow Discovery....
scans the network to inventory devices and applications to update the CMDB
60
ServiceNow Mapping...
Top Down discovery, augments the CMDB with IT relationships and dependencies between CIs and Models
61
Which module can you use to create a new table?
Tables Tables & Columns
62
Which elevated role is required to modify access control rules?
Security_Admin
63
What does a CI?
Configuration Item (hardware, software, services etc.)
64
A parent class that is not an extension of another table is called
Base Table
65
In what order are access controls evaluated
Table Level - Specific to most general Field Level - Specific to most General
66
What are the three key tables in the CMDB?
CMDB CMDB_CI CMDB_REL_CI