Latest web tech

Question 1

XML compliant HTML is

Answer 1

XHTML

Question 2

a sophisticated framework for developing transaction-oriented database applications
1) JDBC
2) EJB
3) Java Beans
4) J2EE

Answer 2

J2EE
{EJB: Enterprise Java Been
JDBC: Java Database Connectivity
J2EE: Java 2, Enterprise Edition}

Question 3

Big data was originally associated with three key concepts (3 Vs)

Answer 3

1) volume
2) variety
3) velocity

Question 4

This is created for the storage and processing of big data.
1) Hadoop
2) Spark
3) NoSQL databases
4) All of them

Answer 4

All of them

Question 5

a system or repository of data stored in its natural/raw format, usually object blobs or files
1) spark
2) data lake
3) data cloud

Answer 5

data lake

Question 6

Big Data, data processing option(s)
1) batch processing
2) stream processing

Answer 6

both
Stream processing is more complex and often more expensive.

Question 7

big data analysis method(s)
1) Data mining
2) Predictive analytics
3) Deep learning

Answer 7

all of them

Question 8

________ stores the huge amount of data through a system called HDFS and processes this data with the technology of ___________
1) Spark, Hadoop
2) Hadoop, Map Reduce
3) Spark, Map Reduce
4) Hadoop, Spark

Answer 8

Hadoop, Map Reduce

Question 9

Components of Hadoop
1) HDFS
2) Map reduce
3) YARN

Answer 9

all of them
HDFS: Hadoop Distributed File System
YARN: Yet Another Resource Negotiator

Question 10

NoSQL database
1) non-relational
2) no fixed schema

Answer 10

all of them

Question 11

an open-source framework that efficiently stores and processes
big datasets on clusters of commodity hardware.
1) Hadoop
2) Spark
3) Tableau

Answer 11

Hadoop

Question 12

Hadoop, YARN stands for
1) Yet Another Resource Network
2) Yet Another Resource Negotiator

Answer 12

Yet Another Resource Negotiator

Question 13

an open source cluster computing framework that uses implicit data parallelism and fault tolerance to provide an interface for programming entire clusters.
1) Hadoop
2) Spark
3) Tableau

Answer 13

Spark

Question 14

Is an end-to-end data analytics platform that allows you to prep,
analyze, collaborate, and share your big data insights.
1) Hadoop
2) Spark
3) Tableau

Answer 14

Tableau
Tableau excels in self-service visual analysis

Question 15

Challenges of big data
1) Making big data accessible
2) Maintaining quality data
3) Keeping data secure
4) Finding the right tools and platforms

Answer 15

All of them

Question 16

a real-time distributed computation system
1) Storm
2) Hadoop

Answer 16

Storm
process unbounded streams of data, doing for real-time processing what Hadoop did for batch processing.

Question 17

Hadoop is a _____ system for big data
1) batch processing
2) real-time processing

Answer 17

batch processing

Question 18

Storm is a _____ system for big data
1) batch processing
2) real-time processing

Answer 18

real-time processing

Question 19

Big data real-time processing tools
1) Cloudera
2) Cloudgrain
3) Strom
4) spacecurve

Answer 19

All of them