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KSOU University B.SC IT 1st Semester Exam Question Paper

FUNDAMENTALS OF COMPUTERS
PART A
Answer all the questions : (10x2+5x1=25)
1. Define Computers.
2. Mention Characteristics of Computer.
3. Convert ( 220)10 = (?)2 = (?)8 = (?)16
4. What is Virtual memory?
5. Mention different types of Printer.
6. Define Complier and Interpreter.
7. What is Operating System ? Give an example.
8. What is Virus? Mention different types of Virus.
9. What is Software Testing? Mention different types of testing.
10. What is Web Browser ? Given an example.
11. Expand the following :
a) EEPROM
b) ENIAC
c) WWW
d) HTTP
e) DOS.

PART - B
Answer any 5 questions : (5x10=50)
1. Explain different Generation of Computer.
2. What is number system? Explain different types of Number system.
3. What is Primary Memory? Explain different types of Primary Memory.
4. Define Input Device. Explain Keyboard and Mouse.
5. Explain different Generation of Computer Languages.
6. Explain different types of Operating System.
7. What is Computer Network? Explain different Network topology.
8. Explain different types of Software Testing

OPERATING SYSTEMS
ART- A
I. Answer all the questions: (102+51=25)
1Define System Programs.
2What is Multithreading?
3Define a program called a Driver.
4What is Virtual Memory?
5What do you mean by scheduler?
6Define resident monitor.
7What is cryptography?
8What is semaphore?
9What is deadlock?
10What is segmentation?
11Explain the following terms:
A Paging
B Process State
C Address Binding
D Mutual Exclusion
E Security.

PART- B
II. Answer any 5 questions: (510=50)
1) Write down the different qualities of operating system.
2) Explain the feature of operating system.
3) Explain the different types of schedulers.
4) Explain round robin with an example.
5) Explain the following:
a) Cat program
b) Text editors
6) Explain the properties of semaphores.
7) Explain demand paging with a neat diagram.
8) Explain the four necessary conditions of deadlock.

INTRODUCATION TO DIGITAL ELECTRONICS
PART A
Answer all questions:
1. Name the Boolean Operators and draw the symbols.
2. State DeMorgans theorem.
3. List any four basic Boolean laws.
4. What is switch debouncing? How it is taken care of?
5. What is a Demultiplexer?
6. What is an encoder?
7. Define Asynchronous Counters.
8. Explain the major uses of diodes.
9. Write the circuit of 3-bit shift register.
10. Explain the characteristics of Op-Amp.
11. Expand the following terms:
a. SISO
b. PSRAM
c. EEPROM
d. ADC
e. BJT

PART B
Answer any five of the following questions:
1. Draw the circuit to implement X (A + B). (A + B) and its dual.
2. Explain 3-bit serial in parallel out shift register.
3. List the types of DAC circuits and explain any one in detail.
4. Explain JK flip-flop with circuit diagram and truth table.
5. How can you achieve amplification using a BJT?
6. Discuss the specification for the four bit binary adder.
7. Explain the functioning of a FET and give out some digital application of FET.
8. Explain the architecture of a R2R Ladder DAC.