1. The computer interrupts its work if there is a program error. [In what case?]
2. B. Pascal invented the first mechanical adding machine at the age of 19. [When?]
3. The Pentium microprocessors contain more than three million transistors. [How many?]
4. We will study such programming languages as JAVA and C next year. [When?]
5. The TV programme runs on 2 channels twice a week. [How often?]
6. Both system and application software usually include an installer. [What program?]
7. The company develops interactive educational software for schoolchildren. [Whom?]
8. The first computer weighed 30 tons and occupied 1,500 square feet of floor space. [How many?]
9. The CD-ROM will accommodate the works of all English poets from 600 to 1900. [What?]
10. Keyboard enables inputting both numerical and text data. [What data?]