Bloomberg LP Interview Question Interns
Country: United States
Interview Type: Phone Interview
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Answer
- googler January 23, 20131) OS detects the bootup device through the BIOS - Basic Input Output System is a firmware or set of instructions that resides on a ROM chip. The system will now attempt to determine the sequence of devices to load based on the settings stored in the BIOS to start the operating system.
Checking the presence of bootable diskette in the corresponding drive, establishing connection to the drive or some of the possible ways to detect whether device is faulty or not
2)Device gets initialized or registered with the help of driver installed for the corresponding hardware device.