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Q. Describe about Pascaline?
Blaise Pascal made very first attempt in the direction of automatic computing. He invented a device that comprised lots of gears and chains that used to perform repeated additions and subtractions. This device was known as Pascaline. Subsequently many attempts were made in this direction.
Explain macro definition. A unit of specification for a program generation is termed as a macro. This consists of name, body of code and set of formal parameters.
Define the concept of Typing of object oriented analysis Typing enforces object class such that objects of different classes cannot be interchanged. Or we can say that, class
Explain POP (Post Office Protocol). The Post Office Protocol gives remote access to an electronic mail box. The protocol permits a user's mailbox to reside on a computer which
Error detection mechanism may include checking mechanical and data communication errors. These errors must be reported to processor. The illustrations of kind of mechanical errors
? Actor: Actor shows an external user / end user who interact with the system. ? Object: Object is shown by one of components of the system. ? Unit: A unit is a subsystem, o
Differentiate between http and ftp. HTTP and FTP were developed to make Internet transmission better. FTP is utilized to exchange files among computer accounts, to transfer
What are assembler directives? Ans: These are the instructions that direct the program to be executed. They have no binary corresponding so they are called pseudo-opcodes. The
For F = A.B.C + B.C.D ‾ + A‾.B.C , write the truth table and simplify using Karnaugh map . And. Simplification of Logic Function F = A B C + B C‾ D + A‾ B C. Therefore the
Find the boolean expression for the logic circuit shown below. Ans. Output of Gate-1 (NAND) = (AB)' Output of Gate-2 (NOR) = (A'+B)' Output of Gate-3 (NOR) = [(AB)' + (
Which scheduler selects processes from secondary storage device? Ans. Medium term scheduler selects processes from secondary storage device.
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