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Q. Describe about Digital Audio Tape?
The most proper tape for backing up data from a disk today is Digital Audio Tape (DAT). It employs a 4mm tape covered in a cartridge. It employs a helical scan, read after write recording scheme that provides reliable data recording. Head spins at a high speed while tape moves. Very high recording densities are attained. It employs a recording format known as Digital Data Storage (DDS) that provides three levels of error correcting code to make sure excellent data integrity. Total capacity is up to 4GB with a data transfer speed of 366KB/sec. This tape employs SCSI interface.
Q. Types of messages? The messages can be of many types. A specific field of all messages may be reserved to signify message type. The message passing primitives are like thi
Handling a Page: Typical page size today are 4 kb to 16 kb ,having tendency to use even larger page sized Organization that reduce the page fault rate are striking (comp
Give explanation about Stored Program Control. Stored Program Control: In this centralized control, all the control equipment is replaced through a single processor that must
What is a switchboard A switchboard is only a form with command button that open other switchboard or perform tasks like opening forms and printing reports. Switchboard is a t
Q. What is Domain explain? Domain can be an apartment complex, a town or even a country. Sub-domains can correspond to organizations like expertsmind. United States comes under
What is the role of MAR and MDR? The MAR (memory address register) is used to hold the address of the location to or from which data are to be transferred and the MDR(memory d
Q. Evaluate Bandwidth of disk drive? Bandwidth: Bandwidth can be measured in bytes per second. Sustained bandwidth is the average data rate at the time of a large transfer w
What is full form of BDC Session? Batch Data Communication Session.
Q. Binary floating-point number range? Smallest Negative number Maximum mantissa and maximum exponent = - (1 -2 -24 ) × 2 127 Largest negative number
Q. Functions for various communication modes? MPI offers both non-blocking and blocking send/transmitting and receive operations for all modes. Functions for various commun
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