Question
Which data visualization technique is best suited for
displaying hierarchical data with a tree-like structure?Solution
Treemaps are a data-visualization technique for large, hierarchical data sets. They capture two types of information in the data: (1) the value of individual data points; (2) the structure of the hierarchy. Definition: Treemaps are visualizations for hierarchical data.
How do you access the value of a variable named `USERNAME` in a shell script?
Slowly Changing Dimension (SCD) is used to:
In shell scripting, how do you assign the string "Hello World" to a variable named `MESSAGE`?
What is the exit status code of a successfully executed command in Linux shell?
Which command is used to display the current working directory in a Unix-like operating system?
How can you make a shell script executable?
Which operator is used to append output to a file?
OLAP is primarily used for:
What does the command `chmod 755 myscript.sh` set as permissions for `myscript.sh`?
Which command is used to display the number of lines in a file?
