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What is not true about lazy evaluation?
It helps in optimizing the performance by clubbing multiple transformations together
It takes more time than the instant evaluation
The information about who depends on who is maintained in the driver's memory and is called lineage graph.
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1 Chapter Overview - Apache Spark
2 Apache Spark ecosystem walkthrough
3 Apache Spark - What is not true about Apache spark?...
4 Apache Spark - What are advantages of using spark?...
5 Apache Spark - If you already have Apache Hadoop cluster setup, you can...
6 Apache Spark - If you need to process data continuously, which library you...
7 Apache Spark - If you need to provide a graph NoSQL storage, you...
8 Apache Spark - Spark does not provide API in which language?...
9 Apache Spark - Which of the following tasks are not possible using Apache...
10 Spark Introduction - Why Spark?
11 Apache Spark - Why is Spark faster than Hadoop?...
12 Apache Spark - Which of the following list is in increasing order in...
13 Getting Started with Spark using CloudxLab
14 Getting Started with Spark - Cluster Installation (optional)
15 Apache Spark - The command for running scala spark interactive shell is:...
16 Apache Spark - The command for talking to Spark using R with the interactive shell on CloudxLab is
17 Apache Spark - Which of the following is not a valid spark shell?...
18 Apache Spark - In Spark 1.x, which objects are provided by the spark-shell...
19 Apache Spark - In Spark 2.x, which objects are provided by the spark-shell...
20 Apache Spark - Whatever command you run on spark-shell or pyspark, they are...
21 Apache Spark - Which of the following is scala code thats reads data...
22 Apache Spark - Which of the following is python code thats reads data...
23 Apache Spark - For running something unattended, which command would you use?...
24 Spark Introduction - What is RDD
25 Apache Spark - The fullform of RDD is...
26 Apache Spark - Which of the following is not true about RDD?...
27 Apache Spark - In case we are creating RDD using sc.textFile(), what does...
28 Apache Spark - In case, we are creating RDD using sc.parallelize(Array(1,2,3,4)), what would...
29 Apache Spark - An RDD is not analogous to:...
30 Apache Spark - Each partition is maintained and processed by:...
31 Apache Spark - The work interacting with Spark Applications is done by:...
32 Apache Spark - When we launch an spark-shell or pyspark, it also launches:...
33 Apache Spark - We can modify an RDD?...
34 Apache Spark - Creating RDD
35 Apache Spark - Which of the following is not a way of creating...
36 Apache Spark - Is this method of creating rdd correct: val myrdd =...
37 Apache Spark - To get first 10 elements of an rdd myrdd, which...
38 Apache Spark - Counting Word Frequencies
39 Apache Spark - Wordcount with spark-shell (scala spark shell)
40 Apache Spark - Transformations - map & filter
41 Apache Spark - The operations provided on RDD are classified as:...
42 Apache Spark - What is not true about transformations?...
43 Apache Spark - The argument to map and filter is a function....
44 Apache Spark - What is not true about map transformations?...
45 Apache Spark - We can not implement the following with map:...
46 Apache Spark - Is this a good way to find elements starting with...
47 Apache Spark - We can not implement the following with filter:...
48 Apache Spark - If the following code returned true, someop was fiter or...
49 Apache Spark - Actions - take & saveTextFile
50 Apache Spark - What is not true about action?...
51 Apache Spark - What is not true about saveAsTextFile(arg)?...
52 Apache Spark - Lazy Evaluation & Lineage Graph
53 Apache Spark - Which of the following has lazy evaluation?...
54 Apache Spark - Which of the following gets executed immediately?...
55 Apache Spark - Which of the following gets executed lazily?...
56 Apache Spark - In the following code, which statements would get evaluated: 1....
57 Apache Spark - What is not true about lazy evaluation?...
58 Apache Spark - More Operations - Transformations & Actions
59 Apache Spark - Which one is equivalent of Hadoop's map phase?...
60 Apache Spark - Which one can be emulated with flatMap()?...
61 Apache Spark - The number of records in various transformations- M&FM
62 Apache Spark - To concatenate two RDDs, we use:...
63 Apache Spark - Which one of these are not executed in distributed fashion?...
64 Apache Spark - Reduce, Commutative & Associative
65 Apache Spark - The reduce function can not be used to compute which...
66 Apache Spark - Which function is not commutative?...
67 Apache Spark - Which function is not associative?...
68 Apache Spark - Which statement about the function passed to reduce in case...
69 Apache Spark - Problem Solving - Compute Average
70 Apache Spark - Slides
71 Apache Spark - More RDD Operations
72 Apache Spark - More RDD Operations - Slides
73 More RDD Ops - Does sample transformation involve sorting?...
74 More RDD Ops - If you want to process the whole partition, which function...
75 More RDD Ops - To order data in an RDD, which function do we...
76 More RDD Ops - On what basis does sortBy transformation orders the data?...
77 More RDD Ops - What is the role of the third argument numPartitions of...
78 More RDD Ops - Can we sort key-value RDD or PairRDD using sortBy function?...
79 More RDD Ops - Is every RDD a set by default?...
80 More RDD Ops - What does union transformation do?...
81 More RDD Ops - What transformation to use to find common elements between two...
82 More RDD Ops - If we need have two RDDs, adjectives = ["good", "bad"]...
83 More RDD Ops - If we need to reduce an RDD into a value...
84 More RDD Ops - There is an RDD r having numbers. Which of the...
85 More RDD Ops - There is an RDD r having decimal numbers. Which one...
86 More RDD Ops - If we have to find count of each unique word...
87 More RDD Ops - If you want to process each record of an RDD...
88 More RDD Ops - Say, we want to persist records of an RDD into...
89 More RDD Ops - Does top(n) action involve shuffling?...
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