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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.
Q. Logic diagrams for same Boolean expression? The expression F can be simplified using Boolean algebra. The logic diagram of simplified expression is drawn in fig (b)
Object Orientation and Analysis An Object is anything that exists within the problem domain that can be recognized by data and/or behaviour. An example of an object is a bike.
One can change an infix expression to a postfix expression using a By using Stack you can convert infix expression to a postfix expression
Navigation to a subsequent screen can be specified statically/dynamically Yes, navigation to a subsequent screen can be specified statically.
Probelm : a) What is the purpose of "Jumps" in the 8051 Microcontroller? Describe three types of "Jumps". b) What is the purpose of a "call"? c) Differentiate between ROM
What are the four types of consumer oriented applications of E-commerce? Discuss them briefly. Four types of Consumer Oriented applications in E-Commerce are as follows: 1
TYPEWRITERS : Typewriter is the most common machine used in almost all offices. Typewritten letters are attractive in appearance as compared to handwritten ones. The same matter c
pebbles merchant
Determine the importance of computer Hardware Hardware forms the greatest asset of the company, but it reaches obsolescence very quickly. Normally, it is said that every six mo
What is most common biometrics? Explain in brief. The most common biometrics is as given below: Face geometry (Photo): The computer captures the picture of your face and m
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