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28.

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Part C (Short Essay Questions)
Answer any five questions.
Write advantages and limitations of flowcharting.

C 33300

What are data scanning devices ? How do they help in improving the input data accuracy as

compared to keyword.

Convert the following expression into SOP and POS form F (a, b, c) = (ab + c) (b + ac)?

Differentiate between the characteristics of primary and secondary storage of a computer system.

Draw the implementation of the logical operations AND, OR, NOT with :
(a) NAND gate.
(b) NOR gate.

What is a programming language ? Why it is so called ?
Construct logic circuit diagram for a half-adder by using NAND gates only.
Draw the flowchart to check whether a given number is prime or not.

Part D (Essay Questions)
Answer any three questions.

(5 x 5 = 25 marks)

Write HTML code to prepare an application form for programme registration.

Explain different types of style sheets, creation of style sheets and style sheet properties in detail.

State and prove the laws of Boolean Algebra.

What are the importance of secondary storage devices? Explain the features of the following devices.

(a) Magnetic tape.
(b) Hard disk.
{c) CD Drive.

Simplify : Using K Map in both SOP and POS forms. f(A, B, C, D) ಎ ೫0, 2, 8,9, 10, 11, 14, 15).

Draw the logic diagram of simplified form.

(3 x 10 = 30 marks)

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