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The device status table in an operating system is a data structure that maintains information about the various I/O devices connected to the system. It typically includes details such as the device's state (e.g., idle, busy, or error), its type, and any specific attributes or configurations. This table helps the OS manage device operations efficiently by tracking which devices are available for use and coordinating access to prevent conflicts between processes. Ultimately, it plays a crucial role in the overall device management and resource allocation within the operating system.
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What is the role of the device-status table and what type of information does it contain?
The device-status table tracks the current operational status of devices in a network, such as whether they are online or offline, their health status, and any performance metrics. It provides real-time information on the availability and condition of network devices, which is crucial for network monitoring and troubleshooting.
What is space table in oracle?
Oracle table space is an identifier for a physical file found at the operating system level.
What is another name for the active partition of the hard drive?
The active partition is the partition which is marked as Active in Index table. the status and locations of partitions are stored in MBR(master boot record). The active status tells the system which partition to boot from. System boots from the partition which contains the Operating System(windows XP, 2003.....). So the partition which contains the Operating System is Active partition and it is the Primary partition. So we can call the active partition as Bootable Partition or Primary Partition.
What is a page table base register?
Each process running on a processor needs its own logical address space. This can only be realized if each process has its own page table. To support this, a processor that supports virtual memory must have a page table base register that is accessible by the operating system. For operating system security, this register is only accessible when the processor is in system mode. The operating system maintains information about each process in a process control block. The page table base address for the process is stored there. The operating system loads this address into the PTBR whenever a process is dispatched.
What is the similarities and differences between the windows routing table and the router routing table?
That depends entirely on what Operating System the router is running
What is the significance of a valid bit in a page table and how does it impact the overall functionality of the page table system?
The valid bit in a page table indicates whether a page is currently in use or not. It impacts the functionality of the page table system by helping the operating system efficiently manage memory. When a valid bit is set, it means the page is in use and can be accessed by the CPU. If the valid bit is not set, it indicates that the page is not currently in memory and the operating system needs to retrieve it from secondary storage. This helps prevent unnecessary memory accesses and improves system performance.
Describe three general methods for passing parameters to the operating system?
1) Pass parameters using registers(directly). 2) Store the parameters in a table in memory and the table address is passed in a register to the OS. 3) Push(store) the parameters onto a stack(by the program) and "pop" off by the Operating System.
What is fluoroscopic operating table?
pre-surgical positionong table
Where is the partition table store on a hard drive?
The partition table on a hard drive is installed in a reserved area at the beginning of the drive. It tells the operating system where everything is located for quicker access.
What are the components of a Unix file system?
Depending on how it's structured, usually a filesystem in any storage device will contain boot code (if it's set to run on start up especially if it contains a bootable operating system), a partition table, a file table (contains the addresses of each file and folder in the disk itself) , a journal (if it is a journaling system - to keep track of changes in case of a failure), their backups, and the actual data itself.
What hydraulic oil to be used for denyers operating room table?
The specific hydraulic oil to be used for a Denyers operating room table may vary depending on the manufacturer's recommendations. It is important to consult the table's user manual or contact the manufacturer directly to determine the appropriate hydraulic oil specification, such as viscosity grade and compatibility with the table's hydraulic system. Using the recommended hydraulic oil will ensure optimal performance and longevity of the operating room table.
Which command allows you to view the current routing table for a device for an end system running Mac OS X?
route-n
