21.   A computer with increased RAM can store more data within easy reach, helping the machines run faster.

22.   A. The magnetic strip on the back of your ATM or credit card has three tracks for storing data.

23.   A system to monitor the entire sky would involve sites around the world, with a clearinghouse to store data received over the Internet.

24.   Accelerators, like standard computer chips, also need memory to store the data they process.

25.   Both Oki and NEC make DRAM memory chips used to store data in computers and electronic devices as well as equipment for mobile phones.

26.   But CDs and other mechanical storage devices, including conventional disk drives, are inherently limited in their ability to store general data.

27.   But they record and store the data in different formats, and Sony argues that its format gives Super Audio CDs superior sound quality.

28.   But while those cards use magnetic stripes to store limited data, smart cards are embedded with microprocessor chips with much more memory.

29.   CDs store data optically, and floppies store data magnetically.

30.   Compact discs store data in digital code, and lasers in compact disc players read the data.