Various storage devices used by an operating system can be arranged as follows in increasing order of accessing speed :
A. Magnetic tapes ® magnetic disks ® optical disks ® electronic disks ® main memory ® cache ® registers
B. Magnetic tapes ® magnetic disks ® electronic disks ® optical disks ® main memory ® cache ® registers
C. Magnetic tapes ® electronic disks ® magnetic disks ® optical disks ® main memory ® cache ® registers
D. Magnetic tapes ® optical disks ® magnetic disks ® electronic disks ® main memory ® cache ® registers
Answer:D
Various storage devices used by an operating system can be arranged as follows in increasing order of accessing speed :
A. Magnetic tapes ® magnetic disks ® optical disks ® electronic disks ® main memory ® cache ® registers B. Magnetic tapes ® magnetic disks ® electronic disks ® optical disks ® main memory ® cache ® registers C. Magnetic tapes ® electronic disks ® magnetic disks ® optical disks ® main memory ® cache ® registers D. Magnetic tapes ® optical disks ® magnetic disks ® electronic disks ® main memory ® cache ® registers