Which of the following statements is correct? a. DataNodes in HDFS store a registry of metadata. b.

Question:

Which of the following statements is correct?

a. DataNodes in HDFS store a registry of metadata.

b. The HDFS NameNode sends regular heartbeat messages to its DataNodes.

c. HDFS is composed of a NameNode, DataNodes, and an optional SecondaryNameNode.

d. Both the SecondaryNameNode and primary NameNode can simultaneously handle requests from clients.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Principles Of Database Management The Practical Guide To Storing Managing And Analyzing Big And Small Data

ISBN: 9781107186125

1st Edition

Authors: Wilfried Lemahieu, Seppe Vanden Broucke, Bart Baesens

See More Books

Question Posted: Dec 16, 2023 03:51 AM

See More Questions

1. Hannah is applying for a life policy on her girlfriend Sarahs life. The policy is $500,000 and carries a large premium. Hannah is the main earner, so she is concerned about not being able to pay...
Which of the following statements is correct with respect to a limited partnership? A limited partner may not be an unsecured creditor of the limited partnership.A general partner may not also be a...
Some rocks or bricks contain small air pockets in them and have a spongy structure. Assuming the air spaces form columns of an average diameter of 0.006 mm, determine how high water can rise in such...
When should an organization use gain sharing?
Verify each identity using the definitions of the hyperbolic functions. cosh x + sinh x = e x
Assess financial and legal concerns related to obtaining employment.
The standard heat of the reaction 4 NH 3 (g) + 5O 2 (g) 4 NO (g) + 6 H 2 O (g) is H t = 904.7 kJ/mol (a) Briefly explain what that means. Your explanation may take the form When ______ (specify...
List some of your creative but realistic recommended changes to their budget
Some analysts have argued that Big Data is fundamentally about data plumbing, and not about insights or deriving interesting patterns. It is argued that value (the fifth V) can just as easily be...
Both Hortonworks (Hortonworks Hadoop Sandbox) and Cloudera (Cloudera QuickStart VM) offer virtual instances (for Docker, VirtualBox, and VMWare) providing a full Hadoop stack you can easily run...
"The direction of the cumulative effect of two alternative accounting principles on earnings may differ from the direction of the current year's effect." Explain. LO1.
Companies in the tire manufacturing business use a lot of property, plant, and equipment. Tyrell Rubber and Tire Corporation and Maxwell Rubber and Tire Manufacturing are two of the leading...
(7%) Problem 11: A student launches a small rocket which starts from rest at ground level. At a height h = 2.09 km, the rocket reaches a speed of v = 291 m/s. At that height, the rocket runs out of...
2. For the following three sets of electric field lines, what charge or charges would make such lines? Indicate their locations and type of charge (e.g. positive/negative) a.
What is the most important take-home point that you learned from this video? https://www.youtube.com/watch?v=nUZqvsF_Wt0 2. Policy Problems. What is onepolicy that creates inequality in the labor...
An employee had $20,300 in gross earnings up to September 20, 2021. She has the following information for her pay for the week ending September 27, 2021. Her employer contributes 100% toward CPP and...
Find the midpoint of the line segment connecting (x1, y1) with (x2, y2) in R2. Generalize to Rn.
What is the difference between the straight-line method of depreciation and the written down value method? Which method is more appropriate for reporting earnings?
Write a short Java method, isMultiple, that takes two long values, n and m, and returns true if and only if n is a multiple of m, that is, n = mi for some integer i.
Write a short Java method, isEven, that takes an int i and returns true if and only if i is even. Your method cannot use the multiplication, modulus, or division operators, however.
Write a short Java method that takes an integer n and returns the sum of all positive integers less than or equal to n.
You have just been hired as a new management trainee by Earrings Unlimited, a distributor of earrings to various retail outlets located in shopping malls across the country. In the past, the company...
Brief Exercise 10-6 Flint Inc. purchased land, building, and equipment from Laguna Corporation for a cash payment of $327,600. The estimated fair values of the assets are land $62,400, building...
"faithful respresentation" is the overriding principle that should be followed in ones prepaparation of IFRS-based financial statement. what is it? explain it fully quoting IAS. how this this...

Which of the following statements is correct? a. DataNodes in HDFS store a registry of metadata. b.

Question:

Step by Step Answer:

b The HDFS NameNode sends regular heartbeat messages t...View the full answer

Principles Of Database Management The Practical Guide To Storing Managing And Analyzing Big And Small Data

Students also viewed these Computer science questions