Zookeeper - Study guides, Class notes & Summaries

CREST CPSA (Ports & Acronyms) Questions And Answers Latest Top Score. 25 - correct answer. SMTP (Simple Mail Transfer Protocol) 53 - correct answer. DNS (Domain Name System) 67 - correct answer. DHCP (Dynamic Host Configuration Protocol - Server) 68 - correct answer. DHCP (Dynamic Host Configuration Protocol - Client) 69 - correct answer. TFTP (Trivial File Transfer Protocol) 110 - correct answer. POP3 (Post Office Protocol version 3)...

Which tool could be used to perform a sizing discovery in a general server virtualization environment running both VMware ESXi and Nutanix AHV? RVTools Collector A historical and point-in-time performance capture technology which collects configuration and performance data of servers and its components A customer is evaluating Nutanix to replace their existing 200TB filer. The filer is used to store archived images. To achieve maximum storage density. RF2 and Erasure Coding are proposed. Wha...

The 3Vs in the definition of Big Data stand for: A: Volume, Value, Veracity B: Volume, Variety, Value C: Volume, Variety, Velocity - correct answer C: Volume, Variety, Velocity The four stages in Big Data adoption identified by the 2012 IBM/University of Oxford report DO NOT include: A: Educate B: Expect C: Engage D: Execute - correct answer B: Expect The main sponsor(s) in the "Execute" stage of big...

Which tool could be used to perform a sizing discovery in a general server virtualization environment running both VMware ESXi and Nutanix AHV? - Answer- RVTools Collector - Answer- A historical and point-in-time performance capture technology which collects configuration and performance data of servers and its components A customer is evaluating Nutanix to replace their existing 200TB filer. The filer is used to store archived images. To achieve maximum storage density. RF2 and Erasure Co...

If a Replica stays out of the ISR for a long time, what does it signify? - ️️Simply, it implies that the Follower cannot fetch data as fast as data accumulated by the Leader. Q. 21 What can you do with Kafka? - ️️It can perform in several ways, such as: >> In order to transmit data between two systems, we can build a real-time stream of data pipelines with it. >> Also, we can build a real-time streaming platform with Kafka, that can actually react to the data. Q.1 What is...

What is the major function of Medusa? - - Hypervisor/Client - Guardian or protector - Abstraction layer for the metadata database - Is the access interface for Cassandra. - Stargate and Curator on a given node must talk to Medusa to communicate with the local Cassandra. What happens if a metadata drive fails? - -Oplog & Cassandra an impacted, -stargate will eventually be impacted b/c cannot comm. with Cassandra via Medusa. -After 5min of no-comm with failed cassandra node, -the healthy c...

CREST CPSA (Ports) Exam Terms and Definitions 25 - Answer-SMTP (Simple Mail Transfer Protocol) 53 - Answer-DNS (Domain Name System) 67 - Answer-DHCP (Dynamic Host Configuration Protocol - Server) 68 - Answer-DHCP (Dynamic Host Configuration Protocol - Client) 69 - Answer-TFTP (Trivial File Transfer Protocol) 110 - Answer-POP3 (Post Office Protocol version 3) 123 - Answer-NTP (Network Time Protocol) 135 - Answer-RPC (Remote Procedure Call) 137 - Answer-NetBIOS Name Service 138 - Answer...

A-level MATHEMATICS Paper 2 Tuesday 11 June 2024 Afternoon Time allowed: 2 hours Materials  You must have the AQA Formulae for A‑level Mathematics booklet  You should have a graphical or scientific calculator that meets the requirements of the specification. Instructions  Use black ink or black ball‑point pen. Pencil should only be used for drawing.  Fill in the boxes at the top of this page.  Answer all questions.  You must answer each question in the space...

1. What technology is used in ECS to protect data from node faults and disk failures? Dual Parity RAID 1/0 Erasure Coding Data Mirroring Correct Answer Erasure Coding Which type of data service is provided by ECS? CIFS Block NFSv3 SMB Correct Answer NFSv3 Which ECS layer provides clustering, health, software and configuration management, as well as upgrade capabilities and alerting? HAL Fabric Storage Engine Zookeeper Correct Answer Fabric Which ECS feature is responsible fo...

A System engineer (SE) is gathering requirements to size a hybrid cluster to replace a prospect's existing IT test and development environment. The prospective customer has indicated the cluster contains no business critical applications and has provided the aggregate vCPU and RAM requirements of the existing cluster. which two additional items does the SE require to size the cluster?(Choose two) -Existing Drive Count -Virtual Switch Configuration -Working Data Set -Storage Capacity Work...