RHCE Quiz Questions and Answers All Correct
How do you create a database? - Answer-CREATE DATABASE db_name;
How do you delete a database? - Answer-DROP DATABASE db_name;
How do you manipulate a database? - Answer-1. SHOW DATABASES;
2. USE db_name;
What CMD is used to connect to MariaDB l...
RHCE Quiz Questions and
Answers All Correct
How do you create a database? - Answer-CREATE DATABASE db_name;
How do you delete a database? - Answer-DROP DATABASE db_name;
How do you manipulate a database? - Answer-1. SHOW DATABASES;
2. USE db_name;
What CMD is used to connect to MariaDB locally? - Answer-mysql --user root --host
127.0.0.1 --Port 3307 -p
another way: mysql -uroot -proot -e "select @@version;"
Once connected to MariaDB, how do you go about creating a DB with tables? - Answer-
1. CREATE DATABASE myapp;
2. USE myapp;
3. CREATE TABLE widgets (id INT AUTO_INCREMENT, name VARCHAR(255),
PRIMARY KEY (id));
4. SHOW TABLES;
In SQL, what does CRUD refer to? - Answer-Create Read Update Delete which by SQL
std's is: INSERT, SELECT, UPDATE, DELETE
How would you add a value to table in MariaDB? - Answer-INSERT INTO table_name
(field1, field2) VALUES ('a', 'b');
What are iniitial steps to setting up mariadb? - Answer-1. Install via: yum install -y
mariadb mariadb-server
2. systemctl enable --now mariadb
3. mysql_secure_installation
What file would you edit to change default port for MariaDB? - Answer-/etc/my.cnf
and add under [mysqld]:
port = 4406
How would you allow firewall access for the new port of 4406 on my MariaDB? -
Answer-firewall-cmd --permanent --add-port=4406/tcp
firewall-cmd --reload
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