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The next important effort in the direction of devising an electromechanical computer was made at Harvard University mutually sponsored by IBM and Department of UN Navy, Howard Aiken of Harvard University created a system known as Mark I in 1944. Mark I was a decimal machine means that computations were performed employing decimal digits.
Some of you should have heard a term known as 'bug'. It is mostly used to denote errors in computer programs. This term was invented when one day a program in Mark-I didn't run accurately because of a moth short-circuiting the computer. Since then moth or bug has been linked with problems or errors in computer programming. So process of eliminating error in a program is termed as 'debugging'.
The common shortcomings of these electromechanical and mechanical computers were:
Change was to have a storing and switching mechanism with no moving parts. The electronic switching device 'triode' vacuum tubes were used so first electronic computer was born.
Q. What do you mean by Keyboard Touch? When employing a keyboard the most important factor is the feel of keyboard it implies that how typing feels on that specific keyboard.
Explain the working of a 2-bit digital comparator with the help of Truth Table. Ans. Digital comparator is a combinational circuit which compares two numbers, A and B; and
Q. Write short notes on proton - proton fusion in sun. Proton - Proton cycle 1 H 1 + 1 H 1 → 1 H 2 + 1 e 0 + ν (emission of positron as well as neutrino) 1
Variable ordering - Forward checking: Hence this is different from variable ordering in two important ways as: Whether this is a dead end when we will end up visiting a
What are the uses of Ramps? Ramps: It is a network planning method which makes the most efficient use of manpower, cash resources and materials among various projects go
What is a zombie? When a program forks and the child finishes before the parent, the kernel still keeps some of its information about the child in case the parent might require
write a program to find the area under the curve y=f(x) between x=a and x=b,integrate y=f(x) between the limits of a and b
What are the different types of parameters? Formal Parameters: Parameters, which are described during the definition of subroutine with the FORM statement.
KK manufacturing company is faced with demand for its product in each of the next four periods as shown in Table 1. It must decide upon a production schedule to meet these demands
What does the swapping system do if it identifies the illegal page for swapping? If the disk block descriptor does not have any record of the faulted page, then this causes the
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