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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.
What are advantages and disadvantages of TTL gates design with Wired-AND connection ? Ans. Advantages and disadvantages In this IC added logic is performed with
Q. What are the types of Instructions? Computer instructions are translation of high level language code to machine level language programs. So from this point of view machine
Add 648 and 487 in BCD code. Ans. In BCD Code, addition of 648 and 487: 6 4 8 = 0 1 1 0 0 1 0 0 1 0 0 0 4 8 7 = 0 1 0 0 1 0 0 0 0 1 1 1 ---------------------
MIPS - computer architecture: The MIPS ISA, so far 3 instruction formats Fixed 32-bit instruction 3-operand, load-store architecture 32 general-purpose register
Explain the Design Procedure for Flip Flop? The design procedure as follows. 1) Acquire the clear description of the desired flip flop X. 2) Acquire the present state- next
User Compatibility & Appropriateness of Inputs and Outputs User compatibility - this is the degree to which the machine works towards task completion in way that suits the u
The output of a logic gate is 1 when all its inputs are at logic 0. The gate is either ? Ans. When all inputs of logic gate at logic 0 and output is 0. The gate is either a NOR
What is a Multiplexer Tree? Ans Multiplexer Tree: The largest available MUX IC is 16 to 1. Meeting the larger input requires there must be a provision to expand this. It
SS7 Protocol uses: (A) Out of band signalling. (B) Associated signalling. (C) Speech control signalling. (D) No signalling. Ans: SS7 Protocol uses Out of
define request edge and assignment edge
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