Yes, file transfer protocol allows the system to transfer the file from one computer to another computer.

Yes when we use by holding left key of the mouse and drag over the words what we want, they will be selected.

Yes when the pointer is on an hyperlink, it will show a hand symbol.

Yes, central processing unit will perform the transformation of the input to output.

Yes, it is correct. Notepad works as back end. Internet explorer works as front end.

Yes, operating system manages the memory, prevents others to access the files and access the I/O devices.

Yes, a switch will connect the network devices.

Yes, 0 is the lowest binary number.

Yes,  it correct. In review, research option is available.

Yes, root directory is called as main folder on a storage device.

Yes it correct. Firewall is a software or hardware based network security system that controls the incoming and outgoing network traffic by analysing the data packets and determining whether they should be allowed through or not.

Yes, fax machine is called as Facsimile transmission machine.

Yes, it is correct. Machine code or machine language is a set of instructions executed directly by a computer's central processing unit (CPU).

Yes, bar code system is called as Universal Product Code and it is an electronic device for reading printed bar codes.

Yes, when a data communication is done in both ways, it is called as duplex system.