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	<title>Case Study Archives - Cloud Tech</title>
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		<title>SAA-C03 Question 31: Cost-Aware Multi-Region Standby</title>
		<link>https://cloudtech.how/aws/saa-c03/saa-c03-question-31-warm-standby-multiregion/</link>
		
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		<pubDate>Sat, 20 Jun 2026 02:48:04 +0000</pubDate>
				<category><![CDATA[SAA-C03: Solutions Architect Associate]]></category>
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					<description><![CDATA[A company needs a second region ready to take over within ~10 minutes if the primary region fails, but wants to avoid running full duplicate production capacity continuously. Which DR strategy fits best? A) Backup and Restore. B) Warm Standby — a scaled-down but always-running copy that scales up on failover. C) Multi-Site Active-Active at [&#8230;]]]></description>
		
		
		
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		<title>SAA-C03 Question 47: Cost vs Resilience for NAT Gateways</title>
		<link>https://cloudtech.how/aws/saa-c03/saa-c03-question-47-single-vs-multi-nat-gateway/</link>
		
		<dc:creator><![CDATA[Cloud Tech]]></dc:creator>
		<pubDate>Sat, 20 Jun 2026 02:48:03 +0000</pubDate>
				<category><![CDATA[SAA-C03: Solutions Architect Associate]]></category>
		<category><![CDATA[Case Study]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[SAA-C03]]></category>
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					<description><![CDATA[A startup on a tight budget runs instances in private subnets across two AZs. They want outbound internet access while minimizing cost, accepting some availability risk. Which design reflects the cost-optimized choice (and its tradeoff)? A) One NAT Gateway in a single AZ, used by both AZs&#8217; private subnets. B) One NAT Gateway per AZ. [&#8230;]]]></description>
		
		
		
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