The most important river is the River of （）

Password is a(n)(71)series of characters that enables a user(72)a file, computer or program. On multi - user systems,(73)user must enter his or her password(74)the computer will respond to commands. The password helps ensure that unauthorized users do not access the computer. In addition, data files and programs may require a password.Ideally, the password should be something(75)could guess. In practice, most people choose a password that is easy to remember, such as their name or their initials. This is one reason it is relatively easy to break into most computer system.

Password is a secret series of(73) that enables a user to access a file, computer, or program. On multi-user systems, each user must enter his or her password before the computer will respond to(74). The password helps ensure that(75) users do not access the computer. In addition, data files and programs may require a password.

The Web Browser is a simple program that enables a computer to(71)and view pages on the Web．

_____ is fundamental to the programming of computers.

Prior to any overhaul work on electric equipment, it is important to ensure the circuits are （）.

The most important principle in the stowage is（）.

● The program and the data are kept inside the computer in a place called(73) .(73)

● The program and the data are kept inside the computer in a place called (73) .

The world’s most extensive research effort on climate change is now regulated by the U.S. Global Change Research Program.____

The most important principle in the cargo stowage is（）.

Since RAM is only active when the computer is on, your computer uses disk to store information even when the computer is off. Which of the following is true?(74).