1) Fill in the following blanks.

a) The first electronic computer was invented in______ by _______

b) One of the key differences between the first generation computer and the current ones is that the computer signals are generated by_____ from the first generation computers, while the digital signals are created by_____ on current computers

c) Among the category of Primary and Secondary Storage, the most popular storage USB is considered ______ storage while the fastest storage device is called_ _______ and belongs to _______ storage

d) Starting Power-on with your Windows-OS computer, to open Internet browser Chrome, how many steps your computer system needs to go through? ____

e) 2005 is the so-called the year of IT turning point. What IT industry changed by then? ____