Oracle Updated 1z0-1072-24 Exam Questions and Answers by salman

In Oracle Cloud Infrastructure (OCI) File Storage, when you overwrite a portion of a file, the service does not immediately reclaim the space occupied by the previous version of the file. The totalmeteredBytesreflects both the original data and the new data written.

Scenario Explanation:You start with a 1 GB file. When you overwrite 0.5 GB of this file, the file system retains both the 0.5 GB of the original file and the new 0.5 GB you wrote.

Calculation:The original 1 GB file contributes 1 GB tometeredBytes. When 0.5 GB is overwritten, the total usage becomes 1.5 GB (1 GB original + 0.5 GB new).

Thus, after the hourly update cycle, the totalmeteredBytesshown by the File Storage service will be1.5 GB.

References:

Oracle Cloud Infrastructure Documentation:File Storage Service Overview

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The following statements about OCI burstable instances areNOT correct:

A. Burstable instances cost less than regular instances:This is incorrect because burstable instances are not necessarily cheaper; the cost depends on the baseline utilization. While they allow for cost efficiency when running at a lower CPU baseline, they can become more expensive if frequently bursting above the baseline.

B. Burstable instances are charged according to the baseline OCPU:This is incorrect because burstable instances are billed based on actual OCPU usage, which includes both baseline and burst usage. If an instance frequently operates above its baseline, the cost will reflect this higher usage.

Correct Concepts:

C.Burstable instances can temporarily use more CPU than their baseline if the average CPU utilization is below the baseline.

D.Baseline utilization is a fraction of each CPU core, which determines the level of consistent performance available without bursting.

References:

Oracle Cloud Infrastructure Documentation:Burstable Instances

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The primary function of the Network Path Analyzer (NPA) tool in Oracle Cloud Infrastructure (OCI) is to help users troubleshoot and diagnose network connectivity issues by analyzing the network path between a source and a destination within OCI. The tool collects and analyzes the configuration of the virtual network, identifying any misconfigurations or issues that might impact connectivity.

NPA Usage:The Network Path Analyzer allows administrators to trace the network path and check for issues such as incorrect security list rules, route table misconfigurations, or any other factors that could prevent network traffic from reaching its destination.

References:

Oracle Cloud Infrastructure Documentation:Network Path Analyzer

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The primary purpose of the Web Application Acceleration service offered by Oracle Cloud Infrastructure (OCI) is tospeed up traffic on layer 7 HTTP load balancers. This service optimizes the delivery of web applications by reducing latency and improving response times, making it ideal for enhancing user experience on web applications.

Functionality:The service utilizes caching, compression, and other acceleration techniques to ensure that HTTP/S traffic is delivered efficiently.

References:

Oracle Cloud Infrastructure Documentation:Web Application Acceleration

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