In R, which function is used to view the first few rows

Which of the following is an example of non-volatile memory?  

Which ports connect special types of music instruments to sound cards?

While studying about the computer, we may come across the term CIFS. What does it stand for?

What is the shortcut to open ‘My Computer’?

Which of these is a command in Data Control Language (DCL)?  

A complete electronic circuit with transistors and other components on a small silicon chip is called a?

Checking if computer components are properly connected and functioning is part of _______.  

What does DMA stand for in computing?  

A device that provides surge protection and battery backup is called _______.  

Dial-up modems have a data transfer speed of up to ______.