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What is the act of reading data from or writing data to a storage device?
access
What is seak time?
"Seek time" refers to the amount of time it takes for a storage device, such as a hard drive, to locate and access specific data on the disk. It is measured in milliseconds and is an important factor in determining the overall performance of the storage device. Lower seek times indicate faster access to data.
The time it takes to locate and retrieve data?
Access Time measured in MHz
What type of storage requires sequential access to locate data and information?
a tape
The speed with which data instructions and information transfer to and from a device?
access time
What is an access time?
An access time is the time interval between the issuing of a request to send data from or write data to a storage device and the completion of this action.
How can cache be used to improve performance when reading data from a storage device?
If the data is not in the cache already the storage device sends the data requested to a cache, which results in a wait stage, when the data has been copied to the cache it can then be transferred to the requesting device. Caches have faster transfer rates than that of your typical storage devices, thus when the request is sent to the cache for the data it can be transferred a lot faster than if it is transferred from the storage device, the data is then also not deleted immediately so if the data is required again, there is no wait stage and the data can be transferred immediately.
The time it takes a storage device to locate stored data and make it available for processing is called?
Clock speed.
Which type of access refers to locating a particular data item immediately without having to move consecutively through items stord in front of desired data item or file?
Direct access allows data to be retrieved instantly without having to sequentially search through other items stored before the desired data item. This method enables quick and efficient retrieval of specific data items from a storage device.
What is sequential device?
a sequential access is when one have to go though all the data to retrieve the data wanted therefore it is time consuming
What are the techniques of file processing?
The common techniques of file processing include sequential access, random access, and direct access. Sequential access involves reading data sequentially from the beginning to the end of a file. Random access allows reading data from any part of the file without having to read the preceding data. Direct access uses a key or address to locate specific data within the file.
How can I use a device to access the internet from anywhere?
To access the internet from anywhere, you can use a portable device like a smartphone, tablet, or laptop that has a built-in cellular data connection or can connect to Wi-Fi networks. This allows you to access the internet through mobile data or Wi-Fi hotspots, providing internet access wherever there is network coverage.
