C-Edge Technologies System Analyst Interview Questions, Process, and Tips

SQL join is used to combine rows from two or more tables based on a related column between them.

• SQL join is used to retrieve data from multiple tables based on a related column.

• Types of SQL joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN.

• INNER JOIN returns rows when there is at least one match in both tables.

• LEFT JOIN returns all rows from the left table and the matched rows from the right table.

• RIGHT JO...read more

I know several common Linux commands used for system administration and troubleshooting.

• ls - list directory contents

• cd - change directory

• pwd - print working directory

• cp - copy files and directories

• mv - move/rename files and directories

• rm - remove/delete files and directories

• grep - search for patterns in files

• chmod - change file permissions

• sudo - execute a command as a superuser

• top - display and update sorted informatio...read more

Linux command is used to interact with the Linux operating system through the command line interface.

• ls - list directory contents

• cd - change directory

• pwd - print working directory

• mkdir - make a new directory

• rm - remove files or directories

SQL joins are used to combine rows from two or more tables based on a related column between them.

• Inner Join: Returns rows when there is at least one match in both tables

• Left Join: Returns all rows from the left table and the matched rows from the right table

• Right Join: Returns all rows from the right table and the matched rows from the left table

• Full Outer Join: Returns rows when there is a match in one of the tables