Q1: UPS is a :
- a) voltage filtration device
- b) voltage regulation device
- c) voltage backup device
- d) all
Q2: Backup means:
- a) securing data and information
- b) securing internal part of computer
- c) securing external part of computer
- d) all
Q3: What is defragmentation?
- a) formatting disk
- b) relocating files of the disk
- c) relocating disk
- d) all
Q4: Scandisk is used for analyzing and repairing damages of :
- a) physical clusters
- b) FAT
- c) lost clusters
- d) all of the above
Q5: How is data transferred in serial communication?
- a) 1 bit at a time
- b) 4 bits at a time
- c) 10 bits at a time
- d) 1 byte at a time
