What are the concentric circles on floppy disks know as ?

Related Mcqs:

1. Hard disks are formatted in the same manner as floppy disks. However, before a hard disk can be formatted, it must first be _____________________?

   A. sectioned
   B. partitioned
   C. inter-sectioned
   D. deleted

2. Which of the following is a storage devices that uses rigid, permanently installed magnetic disks to store data/information ?

   A. floppy diskette
   B. hard disk
   C. permanent disk
   D. optical disk

3. How is it possible that both programs and data can be stored on the same floppy disk ?

   A. A floppy disk has two sides, one for data and one for programs
   B. Programs and data are both software, and both can be stored on any memory device
   C. A floppy disk has to be formatted for one or for the other
   D. Floppy disks can only store data, not programs

4. Which type of computer could be found in a digital watch ?

   A. Mainframe
   B. Super computer
   C. Embedded computer
   D. Notebook computer

5. Where is data saved permanently ?

   A. Memory
   B. Storage
   C. CPU
   D. Printer

6. In which mode, each user has a local input/output device ?

   A. Time sharing mode
   B. Interactive
   C. Batch processing mode
   D. All of the above

7. Which one of the following is mainly used in checking of objective type answer papers in the examinations ?

   A. MICR
   B. OMR
   C. EEPROM
   D. CD-ROM

8. OCR stands for _________________?

   A. Optical Character Recognition
   B. Optical CPU Recognition
   C. Optimal Character Rendering
   D. Other Character Restoration

9. When 2 or more bits in a data unit has been changed during the transmission, the error is called___________________?

   A. random error
   B. burst error
   C. inverted error
   D. none of these

10. A CD-ROM disk __________________?

    A. cannot be erased and rewritten
    B. has more storage capacity than CD-R
    C. holds less data than a floppy disk
    D. can be written only once