Absolute Free Apache-Cassandra-Developer-Associate Exam Practice for Comprehensive Preparation 

1. CREATE TABLE countries (

2.   country text,

3.   state text,

4.   pop int STATIC,

5.   PRIMARY KEY (country, state)

6. );

7.  

8. INSERT INTO countries (country, state, pop) VALUES ('USA', 'Oregon', 4200000);

9. INSERT INTO countries (country, state, pop) VALUES ('USA', 'Idaho', -1);

10. INSERT INTO countries (country, state, pop) VALUES ('USA', 'Idaho', 1700000);

Why all operations are strongly consistent?

1. CREATE KEYSPACE mykeyspace

2.   WITH replication = {'class': 'NetworkTopologyStrategy', 'DC1': 3, 'DC2': 3};

DC1 has 4 nodes active and 2 down, DC2 has 3 nodes active and one down.

Which of the next statements is true?