MCQs

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1. Which type of RAM can detect and correct memory errors in cloud servers?
   a. DDR3
   b. ECC RAM
   c. SRAM
   d. Flash
   Answer: b. ECC RAMlenovo+1
2. What is a major benefit of using ECC RAM in virtualized cloud environments?
   a. Reduced power consumption
   b. Improved gaming performance
   c. Enhanced data integrity
   d. Lower cost
   Answer: c. Enhanced data integrityamericas.lexar+1
3. ECC stands for:
   a. Error Code Correction
   b. Error-Correcting Code
   c. Extra Cloud Capacity
   d. Embedded Cloud Controller
   Answer: b. Error-Correcting Codegeeksforgeeks+1
4. In cloud computing, ECC RAM is primarily used to:
   a. Decrease network latency
   b. Prevent data corruption
   c. Increase backup speed
   d. Limit virtualization
   Answer: b. Prevent data corruptionvpsie+2
5. Which computing workload does NOT typically require ECC RAM in the cloud?
   a. Scientific simulations
   b. Gaming servers
   c. Financial transactions
   d. Medical imaging
   Answer: b. Gaming serverslenovo+1
6. ECC RAM is indispensable for cloud services that demand:
   a. Fast boot times
   b. High reliability
   c. Colorful interfaces
   d. User personalization
   Answer: b. High reliabilityamericas.lexar+2
7. What does ECC RAM do when it encounters a single-bit error?
   a. Halts operation
   b. Automatically corrects the error
   c. Ignores the error
   d. Erases all data
   Answer: b. Automatically corrects the errormivocloud+1
8. Which algorithm is commonly used by ECC RAM to check data integrity?
   a. Hamming code
   b. RSA
   c. SHA-256
   d. MD5
   Answer: a. Hamming codeassured-systems+1
9. Cloud datacenters prefer ECC RAM because it:
   a. Boosts graphics rendering
   b. Minimizes downtime from memory errors
   c. Reduces electricity bills
   d. Limits data transfers
   Answer: b. Minimizes downtime from memory errorsvpsie+2
10. ECC RAM is most beneficial for which layer of cloud infrastructure?
    a. Network
    b. Compute/servers
    c. Front-end interface
    d. Mobile applications
    Answer: b. Compute/serversmivocloud+1
11. The use of ECC RAM in cloud servers supports:
    a. System stability
    b. Higher graphical performance
    c. Social media integration
    d. Email filtering
    Answer: a. System stabilitylenovo+2
12. What happens if ECC RAM detects a two-bit error?
    a. It corrects all bits
    b. It reports the error to the OS
    c. It continues without notification
    d. It increases performance
    Answer: b. It reports the error to the OSamericas.lexar+1
13. ECC RAM is NOT recommended for:
    a. Mission-critical cloud workloads
    b. Entry-level desktops
    c. Financial servers
    d. Medical databases
    Answer: b. Entry-level desktopsmivocloud+1
14. In cloud computing, memory corruption can cause:
    a. User interface improvements
    b. System crashes and data loss
    c. Faster storage access
    d. Reduced network traffic
    Answer: b. System crashes and data lossvpsie+2
15. ECC technology works by:
    a. Hashing memory blocks
    b. Calculating and storing checksums
    c. Compressing files
    d. Encrypting memory
    Answer: b. Calculating and storing checksumsassured-systems+1
16. One drawback of ECC RAM in cloud servers is its:
    a. Incompatibility with Linux
    b. Higher price than non-ECC RAM
    c. Lower storage capacity
    d. Lack of virtualization support
    Answer: b. Higher price than non-ECC RAMamericas.lexar+1
17. Memory errors in cloud servers without ECC RAM can lead to:
    a. Reduced number of users
    b. Frequent application failures
    c. Automated software updates
    d. Expanded server capacity
    Answer: b. Frequent application failureslenovo+2
18. ECC RAM is especially important in which cloud computing model?
    a. IaaS (Infrastructure as a Service)
    b. SaaS (Software as a Service)
    c. PaaS (Platform as a Service)
    d. DaaS (Desktop as a Service)
    Answer: a. IaaS (Infrastructure as a Service)lenovo+1
19. What distinguishes ECC RAM from standard RAM?
    a. Lower speed
    b. Error correction capability
    c. Fiber optic connections
    d. Built-in GPU
    Answer: b. Error correction capabilitygeeksforgeeks+2
20. A common feature of ECC RAM in enterprise cloud servers is:
    a. Parity bits for error detection
    b. Integrated Wi-Fi
    c. Enhanced color depth
    d. Optical audio out
    Answer: a. Parity bits for error detectionsynopsys+1
21. Fault tolerance in cloud computing is improved by:
    a. ECC RAM
    b. USB storage
    c. VR headsets
    d. RAID 0
    Answer: a. ECC RAMwinsystems+2
22. ECC RAM can help prevent which risk in cloud databases?
    a. Hardware theft
    b. Data corruption
    c. Social engineering attacks
    d. Network sniffing
    Answer: b. Data corruptionvpsie+2
23. Which error type is ECC RAM unable to automatically fix?
    a. Single-bit errors
    b. Multi-bit errors
    c. Soft errors
    d. Parity errors
    Answer: b. Multi-bit errorssynopsys+1
24. ECC RAM in cloud computing offers:
    a. Automatic error correction
    b. On-demand scalability
    c. Energy harvesting
    d. Highly compressed storage
    Answer: a. Automatic error correctionmivocloud+2
25. ECC memory’s primary purpose in cloud servers is to:
    a. Encrypt data
    b. Maintain data integrity
    c. Expand storage
    d. Build virtual firewalls
    Answer: b. Maintain data integrityamericas.lexar+2
26. Without ECC RAM, cloud workloads are more vulnerable to:
    a. Cosmetic data shifts
    b. Undetected memory errors
    c. IP conflicts
    d. Network congestion
    Answer: b. Undetected memory errorsmivocloud+1
27. Which platform benefits most from ECC RAM in cloud operations?
    a. File sharing services
    b. Mission-critical applications
    c. Multimedia streaming
    d. Social networking
    Answer: b. Mission-critical applicationsfasthosts+2
28. The cost premium for ECC RAM over non-ECC RAM is typically:
    a. 10%
    b. 30%
    c. 65%
    d. 90%
    Answer: b. 30%americas.lexar+1
29. ECC RAM is used in the cloud for:
    a. Detecting and correcting single-bit errors
    b. Virtual machine migration
    c. Network routing
    d. Graphic rendering
    Answer: a. Detecting and correcting single-bit errorslenovo+2
30. Data integrity in cloud computing is ensured by:
    a. ECC RAM’s error detection and correction
    b. DNS servers
    c. SSD caching
    d. User-level encryption
    Answer: a. ECC RAM’s error detection and correctionvpsie+2
31. ECC RAM is preferred in environments where:
    a. Uptime is critical
    b. Video playback is fast
    c. End users manage servers
    d. Data is compressed
    Answer: a. Uptime is criticallenovo+1
32. What is the effect of memory errors left uncorrected in the cloud?
    a. Temporary delay
    b. System instability and crashes
    c. Network slowdown
    d. Lower temperatures
    Answer: b. System instability and crashesmivocloud+2
33. Cloud security and reliability are enhanced by:
    a. ECC RAM
    b. Bluetooth adapters
    c. HTML encryption
    d. Fast SSDs
    Answer: a. ECC RAMamericas.lexar+1
34. ECC RAM must be supported by:
    a. The motherboard and CPU
    b. Cloud provider’s SLA
    c. End-user license agreements
    d. USB controllers
    Answer: a. The motherboard and CPUionos+1
35. ECC RAM’s core benefit to cloud virtualization is:
    a. Consolidated storage
    b. Protection from errors affecting multiple VMs
    c. Zero-latency networking
    d. Power over Ethernet
    Answer: b. Protection from errors affecting multiple VMslenovo+1
36. ECC RAM uses what to detect memory errors?
    a. Hash tables
    b. Checksum bits
    c. Virtual flags
    d. Cloud tickets
    Answer: b. Checksum bitssynopsys+2
37. When is ECC RAM not cost-effective in cloud deployments?
    a. Low-impact workloads
    b. Financial databases
    c. AI training
    d. Scientific simulations
    Answer: a. Low-impact workloadsmivocloud+1
38. ECC RAM reliability comes at the cost of:
    a. Lower maximum capacity
    b. Slightly higher latency
    c. Less energy efficiency
    d. Fewer features
    Answer: b. Slightly higher latencyamericas.lexar+1
39. ECC RAM prevents cloud system downtime by:
    a. Correcting memory errors before crashes occur
    b. Faster booting
    c. Enhanced visual effects
    d. Reduced packet size
    Answer: a. Correcting memory errors before crashes occurvpsie+2
40. ECC memory protection is most commonly implemented in:
    a. Desktop PCs
    b. Business-class servers
    c. Mobile devices
    d. Printer firmware
    Answer: b. Business-class serversionos+2
41. Mainstream cloud service providers use ECC RAM to:
    a. Guarantee mission-critical uptime
    b. Reduce storage costs
    c. Boost image rendering
    d. Increase mobile access
    Answer: a. Guarantee mission-critical uptimelenovo+1
42. ECC memory errors uncorrected can result in:
    a. Minor display glitches
    b. Major data loss
    c. Non-disruptive events
    d. Improved throughput
    Answer: b. Major data lossvpsie+2
43. ECC RAM is essential for which cloud service sector?
    a. Email marketing
    b. Financial transactions
    c. Ad delivery systems
    d. News aggregation
    Answer: b. Financial transactionsamericas.lexar+1
44. The role of ECC RAM in medical cloud systems is:
    a. Speeding up diagnosis
    b. Ensuring accurate patient data
    c. Blocking malware
    d. Enabling mobile access
    Answer: b. Ensuring accurate patient datalenovo+1
45. ECC RAM contributes to system uptime by:
    a. Preventing memory error-induced crashes
    b. Encrypting all data
    c. Packing more memory into servers
    d. Reducing network hops
    Answer: a. Preventing memory error-induced crashesamericas.lexar+1
46. Parity bits in ECC RAM are used for:
    a. Network routing
    b. Error detection
    c. Cloud scaling
    d. Storage deduplication
    Answer: b. Error detectionassured-systems+1
47. ECC RAM is a requirement for:
    a. High-performance cloud databases
    b. Standard desktop computers
    c. Personal multimedia devices
    d. Entry-level laptops
    Answer: a. High-performance cloud databaseslenovo+1
48. ECC RAM prevents business losses in the cloud by:
    a. Maintaining data correctness
    b. Speeding up graphics
    c. Limiting VM access
    d. Reducing account creation
    Answer: a. Maintaining data correctnessamericas.lexar+1
49. ECC RAM’s error correction feature operates:
    a. In real time
    b. Daily
    c. Weekly
    d. On demand
    Answer: a. In real timevpsie+1
50. Main advantage for cloud businesses using ECC RAM is:
    a. Data integrity and system reliability
    b. Cheaper hardware
    c. Custom OS support
    d. Social media boosts
    Answer: a. Data integrity and system reliabilityvpsie+2

1. https://www.lenovo.com/us/en/knowledgebase/what-are-the-benefits-of-ecc-memory/
2. https://americas.lexar.com/ecc-ram/
3. https://www.geeksforgeeks.org/computer-organization-architecture/what-is-ecc-memory/
4. https://vpsie.com/knowledge-base/what-is-ecc-ram-2/
5. https://mivocloud.com/blog/RAM-for-the-server-or-RAM-with-ECC
6. https://www.assured-systems.com/what-is-ecc-memory-ecc-memory-benefits/
7. https://www.synopsys.com/articles/ecc-memory-error-correction.html
8. https://winsystems.com/ecc-ram-in-embedded-systems/
9. https://www.fasthosts.co.uk/blog/ecc-ram-keeping-critical-data-error-free/
10. https://www.ionos.com/digitalguide/server/know-how/ecc-ram-memory-solution-for-secure-data/
11. https://www.sanfoundry.com/1000-cloud-computing-questions-answers/
12. https://www.placementpreparation.io/mcq/cloud-computing/page/2/
13. https://www.interviewbit.com/cloud-computing-mcq/
14. https://testbook.com/objective-questions/mcq-on-ram–5eea6a0d39140f30f369e28f
15. https://www.scribd.com/document/541792862/Cloud-Computing-MCQ-Questions-and-Answers-PDF-Tutorial
16. https://www.watelectronics.com/mcq/cloud-computing/
17. https://premioinc.com/blogs/blog/what-is-ecc-memory-the-importance-of-ecc-ram-in-enterprise-applications
18. https://cbmceindia.com/blog/details/30-mcq-on-computer-memory/
19. https://www.renewtech.co.uk/blog/ecc-memory-vs-non-ecc.html
20. https://www.scribd.com/document/798168434/Cloud-Computing-Multiple-Choice-Questions-accenture