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In primary storage device the storage capacity is fixed. It has a volatile memory. In secondary storage device the storage capacity is not limited. It is a nonvolatile memory. Primary devices are: RAM / ROM. Secondary devices are: Floppy disc / Hard disk.
Primary storage device is Ram where the instructions are kept for temporary and secondary storage is hard disk floppy cds etc.
Define external layer? The external layer is the plane at which the user sees and interacts with the data, that is, the data format in the user interface. This data format is
Using each connected device is assigned a time slot whether or not the device has anything to send. (A) WDM (B) FDM
In what way the protection fault handler concludes? After finishing the implementation of the fault handler, it sets the change and protection bits and clears the copy on write
Q. What is Serial Mouse? Mice that use standard serial port are known as 'serial'. Because Serial ports 1 and 4 (COM1, COM4 under DOS, /dev/ttyS0 and /dev/ttyS3 under Unix/GNU-
The Boolean expression A‾.B + A.B‾ + A.B is equivalent to ? Ans. The Boolean expression A‾ .B + A. B‾+ A.B is equivalent to A + B (A‾ .B + A. B‾+ A.B = B( A‾ + A) + A. B‾ =
Consider the following pseudo-code segment. 1. input y {y is a three-digit hexadecimal number} 2. d ← 0 3. for i = 1 to 3 3.1. char ← i th character from y readin
What is the prominence of RS232-C in serial communication? Name some application where you see its use. RS-232 stands for Recommend Standard number 232 and C is the latest re
Q. What is Random Access Memory? We will discuss RAM as an example of sequential circuit. A memory unit is a collection of storage cells or flip flops along with associated cir
The main benefits of CD-ROMs are: These are removable disks, thus they are suitable for archival storage mass replication is cheap and fast large storage capacity
Give brief summary of common aspects found in spreadsheets - It's made up of columns and rows; every row is identified by a number and every column is identified with a letter
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