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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 is a microinstruction? Each word in control memory having within it a microinstruction. The microinstruction specifies one or more micro-operations for the system. A seq
Give the format of ICMP header and explain meaning of each field. The format of ICMP header is given below: Internetwork Control Message Protocol (ICMP) ICMP H
A component has the time to failure distribution that is modelled as the Weibull distribution with shape parameter 3 and scale parameter of 36 months. This component is planned to
Q. Illustrate what is a crest? Answer:- In electromagnetic waves or else ocean waves for that matter a crest is the peak or maximum height of the waveforms. A channel is t
Explain the techniques used for protection of user files. This is easier to protect against accidental than malicious misuse. Protection of user files implies that file owne
Symbolic names can be associated with? Ans. With data or instruction symbolic names associated.
Define deadlock. A process requests resources; if the resources are not available at that time, the method enters a wait state. Waiting processes might never again change state
Q. How to copy several files in one stroke? The COPY command can also be used to copy several files in one stroke by using wildcards. For example, consider the following comman
Explain Star topology. A network utilizes a star topology if each computer attach to a central point. The following figure demonstrates the concept: Star Topology
Two popular encryption techniques to ensute secured transactions on the net? 1. Translation table 2. Word/byte rotation and XOR bit masking.
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