Everyone studies differently, so ActualCollection offers the Alibaba Cloud ACA Big Data Certification prep material in three formats: a printable PDF, a desktop test engine for Windows, and an online test engine that runs in any browser. All three carry the same 77 practice questions.
Alibaba Cloud ACA-BigData1 Exam Overview:
| Certification Vendor: | Alibaba Cloud |
|---|---|
| Exam Name: | ACA Big Data Certification Exam |
| Exam Number: | ACA-BigData1 |
| Passing Score: | 60/100 |
| Real Exam Qty: | 45 |
| Related Certifications: | ACE Big Data Certification ACP Big Data Certification |
| Exam Duration: | 105 minutes |
| Exam Price: | USD 120 |
| Exam Format: | True/False questions, Multiple-choice questions, Closed-book exam, Single-choice questions |
| Available Languages: | English |
| Sample Questions: |  |
| Exam Way: | Registration online; exam delivered at authorized testing centers (offline). |
| Pre Condition: | Basic understanding of distributed systems, Hadoop ecosystem, cloud computing concepts, networking fundamentals, and Alibaba Cloud big data products. |
| Official Syllabus URL: | https://www.alibabacloud.com/en/academy |
Alibaba Cloud ACA-BigData1 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Big Data Fundamentals | - Distributed System Concepts
|
| Topic 2: DataWorks | - Data Development and Integration
|
| Topic 3: Data Visualization and Business Intelligence | - Visualization Products
|
| Topic 4: Alibaba Cloud Big Data Solutions | - Product Integration and Applications
|
| Topic 5: E-MapReduce | - Big Data Cluster Services
|
| Topic 6: MaxCompute | - MaxCompute Core Features
|
Alibaba Cloud ACA-BigData1 Exam: Frequently Asked Questions
The Alibaba Cloud ACA Big Data Certification exam is the official Alibaba Cloud test registered under exam code ACA-BigData1. Passing it earns you the Alibaba Big data certification, a credential at the Associate level. It is also linked to the related certifications: ACP Big Data Certification, ACE Big Data Certification. Alibaba Cloud exams are valued because they test job-ready skills, so a passing score here carries real weight on a resume.
The Alibaba Cloud ACA Big Data Certification exam includes 45 questions to be completed within 105 minutes. Do the pacing math before exam day: with that many items on the clock, you need a steady rhythm and the discipline to flag a hard question and move on instead of stalling. Two or three full timed sessions with the ActualCollection test engine will show you exactly what that pace feels like, so time pressure stops being a factor on the real day.
To pass the Alibaba Cloud ACA Big Data Certification exam you need 60/100, and the official registration fee is USD 120. A retake is not discounted: a failed attempt means paying the full USD 120 again, so treat your first sitting as the expensive one. A sensible rule is to book your seat only after you are scoring comfortably above the passing mark on the ActualCollection practice tests, not just squeaking past it once.
Basic understanding of distributed systems, Hadoop ecosystem, cloud computing concepts, networking fundamentals, and Alibaba Cloud big data products.
Eligibility rules do change from time to time, so confirm the current requirements before you register on the official exam page.
Yes. ActualCollection offers a free PDF demo of the Alibaba Cloud ACA Big Data Certification material so you can judge the question quality and format before spending anything. After purchase, your license includes 365 days of free updates, and if you want to keep receiving updates after that period, renewals are available at a 50% discount.
If you take the Alibaba Cloud ACA Big Data Certification exam within 60 days of your purchase and do not pass, ActualCollection backs you with a 100% money-back guarantee. The claim must match the exam your product covers: attempts taken within 3 days of purchase are not eligible (that is too little preparation time), and neither are downloaded-but-unused products, free materials, or expired orders. The candidate name must match the payer name, and you need to submit a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Prefer not to refund? You can swap instead and receive two other exam products of equal value for free while keeping the update service on your original purchase.
Delivery itself is instant: your files are downloadable right away and emailed to you within one minute of payment. If nothing arrives within 2 hours, contact customer service. There is no limit on how many computers you may install the software on.
The official Alibaba Cloud ACA Big Data Certification syllabus is organized into 6 domains. Key areas include MaxCompute, E-MapReduce, and DataWorks. The complete, up-to-date topic list appears in the exam topics section above; work through it line by line and flag anything you cannot yet explain in your own words.
Alibaba Cloud ACA Big Data Certification Sample Questions:
Synchronous development in DataWorks provides both wizard and script modes.
Score 1
- A. True
- B. False
Correct Answer: A 🗳️
The FTP data source in DataWorks allows you to read/write data to FTP, and supports configuring synchronization tasks in wizard and script mode.
Score 1
- A. True
- B. False
Correct Answer: A 🗳️
You want to understand more about how users browse your public website. For example, you want to know which pages they visit prior to placing an order. You have a server farm of 100 web servers hosting your website. Which is the most efficient process to gather these web servers across logs into traditional Hadoop ecosystem.
- A. Ingest the server web logs into HDFS using Apache Flume
- B. Import all user clicks from your OLTP databases into Hadoop using Sqoop
- C. Channel these clickstreams into Hadoop using Hadoop Streaming
- D. Just copy them into HDFS using curl
Correct Answer: A 🗳️
A distributed file system like GFS and Hadoop are design to have much larger block(or chunk) size like 64MB or 128MB, which of the following descriptions are correct? (Number of correct answers: 4) Score 2
- A. It reduces clients' need to interact with the master because reads and writes on the same block( or chunck) require only one initial request to the master for block location information
- B. Since on a large block(or chunk), a client is more likely to perform many operations on a given block, it can reduce network overhead by keeping a persistent TCP connection to the metadata server over an extended period of time
- C. It reduces the size of the metadata stored on the master
- D. If necessary to support even larger file systems, the cost of adding extra memory to the meta data server is a big price
- E. The servers storing those blocks may become hot spots if many clients are accessing the same small files
Correct Answer: A,B,C,E 🗳️
By integrating live dashboards, DataV can present and monitor business data simultaneously. This data-driven approach enables for well-organized data mining and analysis allowing the user to seize new opportunities that otherwise might remain hidden. It can support wide range of databases and data formats. Which of the following options DataV does not support?
- A. Alibaba Cloud' s AnalyticDB, ApsaraDB
- B. Oracle Database
- C. MaxCompute Project
- D. Static data in CSV and JSON formats
Correct Answer: C 🗳️
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