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Computer Concepts & C Programming
1. Write a program to read four floating point numbers and find their sum and average.
2. What is the difference between string constants and character constants and give one example each.
3. Explain the precedence of operators? How expressions are evaluated using precedences?
4. What is formatted input and formatted output? Explain.
5. Describe about the gets () and puts () functions with one example.
6. With an illustration, explain the concept of extern variable.
7. Differentiate between pointer variable and simple variable? What are the advantages of pointer variable?
8. Write the differences between Structures and Unions with one example.
9. Write a program in C to find the root of a quadratic equation.
10.Write a program to use structure within union and display the contents of structure elements.
The I/O interface provides a technique for transferring information between external I/O devices and internal storage. Peripherals linked to a computer require special communicatio
Explain Direct Memory Access. A modest enhances in hardware enables an IO device to transfer a block of information to or from memory without CPU intervention. This task needs
write a code to decode the string"i need 1000 bucks"
a) Briefly describe the relationship between distributed computing, mobile computing and pervasive computing. b) Suppose the following scenario, which demonstrate the possibili
Flynn's Categorization Flynn's Categorization is based on multiplicity of data streams and instruction streams observed by CPU at the time of program execution. Let I s and D
What are advantages and drawbacks of flip-flop? Usually area of a Flip-flop for features in more than a latch. Power consumption is normally higher, because of the area and
The digital circuits that we use now-a-days are constructed with NOR or NAND gates in place of AND-OR-NOT gates. NOR & NAND gates are known as Universal Gates as we can realize any
The device is packaged in a 80 pin PLCC device as shown.The main groupings of the pins are as follows Port A PA0 - PA7 Parallel Port or Timer Port B PB0 - PB7 Parallel Port or High
What are the "field" and "chain" Statements? The FIELD and CHAIN flow logic statements let you Program your own checks. FIELD and CHAIN tell the system which fields you are ch
plz expalain interfacing of 8259 with 8085 step wise
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