When analyzing disk I/O performance， which of the following metrics and/or statistics should be included in the study？（）
A: Disk size， stock availability， VHDCI
B: Disk size， distance， temperature， and compatibility
C: Disk fragmentation， MTBF， and maintenance
D: Disk configuration， throughput， transactions， queues， and latencies
A: Disk size， stock availability， VHDCI
B: Disk size， distance， temperature， and compatibility
C: Disk fragmentation， MTBF， and maintenance
D: Disk configuration， throughput， transactions， queues， and latencies
举一反三
- Pointout that which disk is removable one: A: hard-disk cartridge B: hard-disk packs C: floppy disk D: internal hard disk
- When a program is executed, it must be in _____. A: hard disk B: floppy disk C: main memory D: a support function
- When considering SAN to SAN replication between sites， which of the following is the MOSTimportant concern？（） A: WAN link speed B: Block size C: Disk size D: File system type
- 如果磁盘损坏，关闭电源。 A: If the disk breaks, stop the supply. B: If the disk bursts, switch off the supply. C: If the disk shears, stop the supply.
- Ways to transmit viruses are through ( ) A: hard disk B: floppy disk C: E-mail D: Web