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Question:
(a) Provide types of computer systems and briefly describe each one.
(b) With the help of example, explain the difference between open source software, freeware and shareware.
(c) Nowadays many people, whether at home or in business, make use of applications software to facilitate their lives. Describe two productivity software and for each one, define its purpose.
(d) A port is a connecting socket on the outside of the system unit. Differentiate between the serial port and parallel port, give examples for their uses.
What is an abstract class? Please, expand by examples of using both. Explain why? Abstract classes are closely related to interfaces. They are classes that cannot be instanti
Q. What do you mean by Software Poll? In this scheme on occurrence of an interrupt, processor jumps to an interrupt service program or routine whose job is to poll (roll call
The do while Loop This is very similar to the while loop except that the test occurs at the end of the loop body. This guarantees that the loop is executed at least once before
Design a 8 to 1 multiplexer by using the fourvariable function given by F(A, B, C, D) = ∑ m(0,1,3,4,8,9,15). Ans. Design of 8 to 1 Multiplexer: It is a four-variable function a
What is DMA operations? State its advantages. In order to transfer bulk amount of data among memory and I/O device without involvement of CPU, the Direct Memory Access metho
Q. Returns information about present virtual machine? int pvm_parent( void ) Returns the tid of process which spawned the calling process. int pvm_tidtohost(
Need help in class assignment !! i have only 24 hours!!
Vector reduction Instructions : When operations on vector are being deduced to scalar items as the result, then these are the vector reduction instructions. These instructions are
I want to know basic about it
Binning process is very helpful to save space. Performance may differ depending upon the query generated sometimes solution to a query can come within some seconds and sometimes it
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