POC Monitoring & Reporting Tools 3

Question 1

Which function in Python's `logging` module sets the root logger's level and adds a default `StreamHandler` if no handlers are configured?

Accepted Answer

logging.basicConfig()

Answer

`logging.basicConfig()` performs one-call setup of the root logger with optional level, format, and handler arguments.

Question 2

In `pytest`, which command-line flag generates an XML report compatible with Jenkins and other CI tools?

Accepted Answer

--junitxml=report.xml

Answer

`--junitxml=<path>` tells pytest to write a JUnit-format XML file that CI servers can parse.

Question 3

Which `logging.Handler` subclass sends log records to a remote syslog server?

Accepted Answer

SysLogHandler

Answer

`logging.handlers.SysLogHandler` connects to a syslog daemon over UDP or TCP.

Question 4

In OpenTelemetry for Python, what term describes a named unit of work used to represent a single operation within a distributed trace?

Accepted Answer

Span

Answer

A Span represents one named, timed operation within a trace and can be nested to form a trace tree.

Question 5

Which Python library provides `Counter`, `Gauge`, `Histogram`, and `Summary` metric types out of the box for Prometheus integration?

Accepted Answer

prometheus_client

Answer

`prometheus_client` implements all four core Prometheus metric types and exposes them via an HTTP endpoint.

(POC) Python Online Certification Practice Test