This is an old revision of the document!
Table of Contents
Pregunta 1
What method of checking is initiated by the monitoring system to collect data?
- Metric
- Passive check
- Alert
- Active check
Pregunta 2
What are two benefits of proactive monitoring?
- Set thresholds for metrics
- Avoid outages, optimize systems
- Integrations provide metrics
- Easy to write custom plugins
Pregunta 3
Splunk specializes in what type of monitoring?
- Specialized log aggregation
- Infrastructure monitoring
- General purpose SaaS
- Business monitoring
Pregunta 4
How can custom metrics be viewed in Datadog after publishing?
- Trace Explorer
- Log Explorer
- Cassandra Explorer
- Metrics Explorer
Pregunta 5
What does Business monitoring provide early feedback on?
- Progress towards business goals
- Application functionality
- Infrastructure health
- Security threats
Pregunta 6
What does security monitoring check for?
- Infrastructure problems
- Vulnerabilities and threats
- Application issues
- Business metrics
Pregunta 7
What are some examples of metrics that monitoring tools collect?
- Disk space, memory, SSL expiration
- Severity levels
- Events
- Up/down status
Pregunta 8
What kind of monitoring tool is Nagios?
- Popular first generation, open source
- Specialized application performance
- Specialized log aggregation
- General purpose SaaS
Pregunta 9
What does Catchpoint monitor?
- Business KPIs
- Infrastructure
- App code
- External application accessibility
Pregunta 10
What is the difference between an alert and a notification?
- Notification contains more details
- No difference
- Alert is manual, notification automated
- Notification is part of alert, alert triggers actions
Pregunta 11
What command checks if the SNMP daemon is running on Ubuntu?
- sudo snmpd status
- sudo /etc/init.d/snmpd status
- sudo service snmpd status
- sudo systemctl status snmpd
Pregunta 12
What process is used to collect metric values periodically for time-series data?
- Integration
- Monitor
- Threshold
- Check
Pregunta 13
What command tests SNMP connectivity on localhost? datadog-agent jmx list localhost snmpwalk -v2c -cpublic localhost jmxtool localhost snmpget -v2c -cpublic localhost
Pregunta 14
Which support level would product support be? L1 None L3 L2
Pregunta 15
What does Application monitoring help to check?
- Monitoring infrastructure
- Business goals are met
- Application is functioning correctly
- Health of infrastructure
Pregunta 16
What are the three levels of on-call support?
- Warning, critical, informational
- Active, passive, hybrid
- External, internal, security
- L1 product support, L2 SREs, L3 engineers
Pregunta 17
What provides steps for on-call staff to respond to alerts?
- Severity Level
- Downtime
- Runbook
- Threshold
Pregunta 18
What type of monitoring focuses on servers, storage, load balancers, etc?
- Infrastructure monitoring
- Application monitoring
- Business monitoring
- Platform monitoring
Pregunta 19
What is the main SNMP configuration file edited on Ubuntu?
- /etc/jmxtool.conf
- /etc/snmp/snmp.conf
- /etc/datadog.conf
- /etc/snmpd.conf
Pregunta 20
What command-line tool is commonly used to scan SNMP-enabled devices?
- snmpwalk
- curl
- jmxtool
- snmpget
Pregunta 21
What does Catchpoint/Apica provide?
- Log aggregation
- Infrastructure monitoring
- APM
- “Last mile” monitoring from locations
Pregunta 22
What port does DogStatsD listen on by default?
- 8125
- 8080
- 7199
- 2003
Pregunta 23
In what way is a notification from an alert?
- The warning when a threshold is crossed
- A time window when alerting is disabled
- Published details about system changes
- It's a message sent as part of an alert
Pregunta 24
What technology allows Java applications to expose metrics?
- HTTP
- JMX
- SNMP
- StatsD
Pregunta 25
What file stores metrics collected by the SNMP agent?
- conf.yaml
- Management Information Base (MIB)
- metrics.csv
- snmp.log
Pregunta 26
Which monitoring topology has the infrastructure in data centers but the monitoring backend in the cloud?
- Multiple Data Centers
- Data Center with Cloud Monitoring
- Single Data Center
- All in Cloud with In-House Monitoring
Pregunta 27
What aspect of monitoring focuses on checking software system health to determine availability and detect deterioration early?
- Overview of monitoring tools
- Primary focus
- Key aspects
- Types of monitoring
Pregunta 28
What technology allows publishing custom metrics to Datadog?
- JMX
- DogStatsD
- Apache Cassandra
- SNMP
Pregunta 29
What does the “TICK” stack include?
- Telegraf, InfluxDB, Chronograf, Kapacitor
- Datadog, AppDynamics, Catchpoint, Apica
- Tick, Tock, Click, Clack
- Nagios, Zabbix, Splunk, Elasticsearch
Pregunta 30
What protocol is used to monitor network devices like routers and switches?
- SMTP
- SNMP
- HTTP
- JMX
Pregunta 31
An up/down status refers to what kind of measurement?
- Time-bound measurement providing insight
- Details about changes to a system
- Binary status like process/website up/down
- Warnings when metrics breach thresholds
Pregunta 32
What does Infrastructure monitoring focus on?
- Business KPIs
- Application code and services
- Security threats
- Health of infrastructure components
Pregunta 33
What would you do during a downtime window?
- Resolve the underlying issue
- Disable alerting temporarily
- Create a runbook
- Enable additional alerting
