Trilha de estudos • Data Storage Associate

DSA Real Style Mock Exam 3 75Q Estudo Comentado

Este módulo transforma as questões em uma revisão orientada de simulado abrangente dsa. Antes de responder, identifique o requisito principal do cenário, diferencie o modelo de acesso aos dados e elimine alternativas que resolvem outro problema técnico.

Questões neste módulo

75 questões ou exercícios, com correção e explicações mantidas no próprio simulado.

Como estudar

Responda sem consultar o gabarito. Depois, revise a justificativa e registre o conceito que levou à resposta correta.

Objetivo

Compreender o motivo técnico de cada escolha, em vez de apenas memorizar letras ou frases.

O que você revisará

Estratégia para questões de cenário

Procure palavras que indiquem acesso em bloco, arquivo ou objeto; necessidade de baixa latência, grande throughput, compartilhamento, retenção, disponibilidade ou recuperação. Em seguida, escolha a tecnologia que atende diretamente ao requisito, sem adicionar complexidade desnecessária.

Material independente: conteúdo organizado por Jociano Baum para estudo e revisão. Não é material oficial de prova e não representa garantia de aprovação. As situações são educacionais e genéricas, sem referência a empresas ou ambientes reais.
← Índice DSAArtigos técnicos
Observações de autoria — Jociano Baum: conteúdo organizado e complementado com base em materiais de estudo e revisão para Data Storage Associate (DSA). Material destinado ao estudo independente e não apresentado como conteúdo oficial de certificação. jociano.com.br

{escape(title)}

Study mode: use Show Answer anytime or Finish Exam at the end.

Data Protection
1. A customer asks about Differential backup. Which answer best fits the DSA objective?
Networking
2. What is a common DAS limitation?
Storage
3. In a DSA-level design discussion, when should you think about Deduplication?
Hosts / Virtualization / Containers / Security
4. Which option best describes Stateful application?
Storage
5. What does queue depth influence?
Data Protection
6. A customer asks about Crash consistency. Which answer best fits the DSA objective?
Storage
7. Which storage type organizes data into files and directories for shared access?
Storage
8. Which statement is most accurate for DAS?
Storage
9. What does compression reduce?
Hosts / Virtualization / Containers / Security
10. A customer scenario mentions Type 2 hypervisor. Which answer is most appropriate?
Cloud
11. A customer asks about Cloud region. Which response is best?
Storage
12. Which option best describes the role of Write amplification in enterprise storage?
Hosts / Virtualization / Containers / Security
13. What should an associate-level candidate know about Kubernetes?
Storage
14. Which option best describes the role of Scale-up in enterprise storage?
Hosts / Virtualization / Containers / Security
15. What should an associate-level candidate know about MPIO?
Storage
16. A customer scenario requires Deduplication. Which answer best matches this concept?
Hosts / Virtualization / Containers / Security
17. A customer scenario mentions ALUA. Which answer is most appropriate?
Storage
18. Which statement is most accurate for NVMe-oF?
Data Protection
19. What happens in redirect-on-write snapshot behavior?
Data Protection
20. What is the purpose of an air-gapped or isolated copy?
Data Protection
21. Which option best describes Database logs in a recovery design?
Hosts / Virtualization / Containers / Security
22. Which DSA-level statement about Encryption in transit is correct?
Storage
23. A customer scenario requires Erasure coding. Which answer best matches this concept?
Data Protection
24. What is a differential backup?
Data Protection
25. A customer asks about DR runbook. Which answer best fits the DSA objective?
Storage
26. In a DSA-level design discussion, when should you think about DAS?
Hosts / Virtualization / Containers / Security
27. Which DSA-level statement about CPU oversubscription is correct?
Data Protection
28. A customer asks about Database logs. Which answer best fits the DSA objective?
Cloud
29. Which DSA-level statement about Private cloud is correct?
Data Protection
30. Which scenario most directly relates to Redirect-on-write?
Data Protection
31. What should be remembered about Database logs for the DSA exam?
Hosts / Virtualization / Containers / Security
32. Which DSA-level statement about Memory oversubscription is correct?
Networking
33. What is an edge SAN switch?
Storage
34. A customer scenario requires Active-active. Which answer best matches this concept?
Hosts / Virtualization / Containers / Security
35. What is a container?
Storage
36. Which option best describes the role of RAM in enterprise storage?
Storage
37. A customer scenario requires LBA. Which answer best matches this concept?
Hosts / Virtualization / Containers / Security
38. What should an associate-level candidate know about Authentication?
Storage
39. Which option best describes the role of HDD in enterprise storage?
Hosts / Virtualization / Containers / Security
40. What is a host in a storage environment?
Data Protection
41. What is an incremental backup?
Storage
42. In a DSA-level design discussion, when should you think about Throughput?
Networking
43. Which protocol maps SCSI commands to Fibre Channel?
Hosts / Virtualization / Containers / Security
44. Which DSA-level statement about MPIO is correct?
Storage
45. In a DSA-level design discussion, when should you think about Storage efficiency?
Hosts / Virtualization / Containers / Security
46. Which DSA-level statement about Rack server is correct?
Hosts / Virtualization / Containers / Security
47. Which option best describes Blade server?
Hosts / Virtualization / Containers / Security
48. What is availability?
Storage
49. What is NVMe designed to improve?
Hosts / Virtualization / Containers / Security
50. Which DSA-level statement about Deployment is correct?
Storage
51. A customer scenario requires RAM. Which answer best matches this concept?
Cloud
52. A customer asks about Private cloud. Which response is best?
Networking
53. What does a path selection policy control?
Networking
54. A host has four paths to a volume but only one is active unexpectedly. What should be checked?
Networking
55. Which is a troubleshooting benefit of zoning?
Storage
56. Which storage type presents raw logical blocks to a host for formatting by the operating system?
Hosts / Virtualization / Containers / Security
57. What should an associate-level candidate know about Stateful application?
Data Protection
58. Which option best describes Near-synchronous replication in a recovery design?
Networking
59. Which option is commonly used for Linux/Unix network file shares?
Storage
60. What is scale-up storage architecture?
Storage
61. Which option best describes the role of IOPS in enterprise storage?
Hosts / Virtualization / Containers / Security
62. A customer scenario mentions Authorization. Which answer is most appropriate?
Networking
63. Which is the best DSA-level description of FC?
Data Protection
64. Which scenario most directly relates to Immutable snapshots?
Data Protection
65. What is a hot backup?
Data Protection
66. Which option best describes Synchronous replication in a recovery design?
Networking
67. Which is correct about storage traffic design?
Hosts / Virtualization / Containers / Security
68. A customer scenario mentions Encryption at rest. Which answer is most appropriate?
Networking
69. What is the purpose of a firewall in a storage network context?
Hosts / Virtualization / Containers / Security
70. Which option best describes Host?
Cloud
71. What should be considered for File cloud storage?
Storage
72. In a DSA-level design discussion, when should you think about Scale-out?
Networking
73. A team asks why a SAN appears like a local disk to the server. What is the reason?
Networking
74. Which is a DSA-level Ethernet concept?
Hosts / Virtualization / Containers / Security
75. A customer scenario mentions CPU oversubscription. Which answer is most appropriate?

Answer Key

1. A
2. B
3. C
4. D
5. D
6. C
7. A
8. C
9. D
10. B
11. D
12. C
13. C
14. C
15. C
16. A
17. D
18. D
19. A
20. C
21. D
22. D
23. C
24. A
25. B
26. B
27. D
28. B
29. A
30. A
31. A
32. A
33. D
34. C
35. B
36. B
37. C
38. C
39. C
40. C
41. B
42. A
43. D
44. A
45. C
46. B
47. B
48. D
49. C
50. C
51. B
52. A
53. A
54. C
55. D
56. C
57. D
58. C
59. A
60. C
61. C
62. C
63. A
64. A
65. D
66. C
67. A
68. C
69. C
70. A
71. B
72. D
73. D
74. A
75. B
← Voltar para todos os simulados DSA

Resumo do módulo

Ao concluir este bloco, revise os conceitos abaixo e retorne às questões em que houve dúvida. Uma resposta correta por eliminação só se transforma em aprendizado quando você consegue explicar o requisito e a tecnologia escolhida.

Fundamentos de storageRedes e conectividadeProteção de dadosVirtualização e segurançaCloud e arquitetura
Erro comum

Escolher a tecnologia mais avançada, mesmo quando o cenário pede simplicidade, custo menor ou apenas um tipo específico de acesso.

Próximo passo

Compare este módulo com outro domínio do DSA e observe como storage, rede, proteção, virtualização e cloud se relacionam.

Perguntas frequentes

Como revisar simulado abrangente dsa?

Refaça as questões erradas, escreva em uma frase o requisito principal de cada cenário e compare as alternativas pelo modelo de acesso, desempenho, disponibilidade ou proteção exigidos.

É suficiente memorizar o gabarito?

Não. A utilidade do simulado está em entender por que uma alternativa atende ao cenário e por que as demais resolvem problemas diferentes.

Este conteúdo é oficial?

Não. É um material independente de estudo, criado para revisão conceitual e prática.

Ver todos os simulados DSAVoltar ao topo ↑