Reads/writes requests to I/O devices, are called ____________
Reads/writes requests to I/O devices, are called ____________
A unit on the bus that initiates bus requests is called ________________
A unit on the bus that initiates bus requests is called ________________
A bus which is designed for allowing processors, I/O devices and memory, is called a ___________---
A bus which is designed for allowing processors, I/O devices and memory, is called a ___________---
The average time for reading/writing the 512-byte sector for the disk rotating at 10,000 RPM when its time is 6 ms, its transfer rate is 50 MB/sec, and its controller overhead is 0.2 ms ______________
The average time for reading/writing the 512-byte sector for the disk rotating at 10,000 RPM when its time is 6 ms, its transfer rate is 50 MB/sec, and its controller overhead is 0.2 ms ______________
A bus connecting processor and memory, is known as _____________
A bus connecting processor and memory, is known as _____________
A scheme in which portions of the I/O address space are given to I/O devices, is called _____________
A scheme in which portions of the I/O address space are given to I/O devices, is called _____________
1000 disks having 1,200,000-hour MTTF and disks being used 24 hours a day, and failed disks are being replaced with a new ones, then no that will fail over five years (43,800 hours) is, _______________
1000 disks having 1,200,000-hour MTTF and disks being used 24 hours a day, and failed disks are being replaced with a new ones, then no that will fail over five years (43,800 hours) is, _______________
Measuring the continuous service accomplishment and equivalently of the time to failure from a reference point is called ___________
Measuring the continuous service accomplishment and equivalently of the time to failure from a reference point is called ___________
For accessing data, the operating system must direct the disk using three-stage process called _____________
For accessing data, the operating system must direct the disk using three-stage process called _____________
The process that periodically checks the status of an I/O devices, is known as_____________
The process that periodically checks the status of an I/O devices, is known as_____________
The 32-bit, 33MHz PCI bus will have peak bandwidth of about ____________
The 32-bit, 33MHz PCI bus will have peak bandwidth of about ____________
When the disks rotate at 5400 RPM-15,000 RPM, then they have average rotational latency is between ______________
When the disks rotate at 5400 RPM-15,000 RPM, then they have average rotational latency is between ______________
The higher availability cost is reduced to 1/N, where N is the ____________
The higher availability cost is reduced to 1/N, where N is the ____________
Request, which is used for indicating a read request for memory, is known as ____________
Request, which is used for indicating a read request for memory, is known as ____________
1GB of data is referred in bytes as _____________
1GB of data is referred in bytes as _____________
-
-
-
-
The data transfer rate is given by the formula _____________
The data transfer rate is given by the formula _____________
The hardware component replacing while the system is being run, is known as ____________
The hardware component replacing while the system is being run, is known as ____________
The peak rate which transfer data between the I/O device and the main-memory, is known as _____________
The peak rate which transfer data between the I/O device and the main-memory, is known as _____________
To improve the availability of storage of disk, leveraging redundancy is captured in the _______________
To improve the availability of storage of disk, leveraging redundancy is captured in the _______________
Spread of data in the multiple disks, is refered to as ___________
Spread of data in the multiple disks, is refered to as ___________