Ex. 15. Translate the sentences, paying attention to the equivalents of the modal verb must.

1. The ENIAC computer had to be rewired each time when its program was to be changed.

2. A program is a set of instructions that tell the computer what operations have to be carried out and in what order they should be done.

3. You will have to go through a series of dialogue boxes to install the software.

4. Ch. Babbage’s computing machine was to have the same components as a modern computer.

5. The video game called Space Invaders was so popular in Japan that the government had to quadruple production of the 100-yen coin because so many were being used in the machines.

6. Data, which is put into the computer for processing, is to be coded into a binary form.

7. If your modem and telephone share one line, the problem arises when someone else has to phone while modem is in use.

8. To protect the user from radiation, the special protection screen had to be placed between him and the monitor.