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What is Firewall and why is it Important ?
What is Ethernet and what are the types ?
What is Email and Email History – Complete Information
What is DVD and how to play ?
What is Download and Upload – What is difference between these two ?
What is Digital Signature and how to create it ?
What is a device driver and its types ?
What is Desktop Computer and when did it Arrive ?
What is DBMS and what is its function ?
What is Database and its Model Types ?