Karnataka SSLC Question Paper April 2019 Elements of Electronics Engineering

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Total No. of Questions : 9 ]
CCE RF [ Total No. of Printed Pages : 4
—⁄MOÊfi}⁄ —⁄MSÊ¿ : 73 CCE RR Code No. : 73
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Subject : ELEMENTS OF ELECTRONICS ENGINEERING

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¶´¤MO⁄ : 23. 03. 2019 ] [ Date : 23. 03. 2019
—⁄»⁄flæ⁄fl : ∑ÊÿVÊX 9-30 ¬M•⁄ »⁄fl®¤¿‘⁄-12-45 ¡⁄»⁄¡ÊVÊ ] [ Time : 9-30 A.M. to 12-45 P.M.

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General Instructions to the Candidate :

1. This Question Paper consists of 9 objective and subjective types of

questions.

2. This question paper has been sealed by reverse jacket. You have to

cut on the right side to open the paper at the time of commencement

of the examination. Check whether all the pages of the question

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3. Follow the instructions given against both the objective and

subjective types of questions.

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RF & RR(B)-8005 [ Turn over

73 2 CCE RF & RR
Note : Answer all the questions.
1. Fill in the blanks with the appropriate figure/word(s) by selecting from the
choices given in the brackets : 10 × 1 = 10
i) IC consumes ................... power.
(a) more (b) less (c) none of these.
ii) Normally ICs are made of .................. .
(a) Aluminium (b) Copper (c) Silicon.
iii) ICs are generally in the form of ................... .
(a) Flat pack (b) Triangle (c) Sphere.
iv) IC 741 is an example of .................... .
(a) MOSFET (b) Op-Amp (c) FET.
v) Op-Amp has ................ impedance.
(a) low (b) medium (c) high.
vi) Octal number system has ................... logic symbols.
(a) 8 (b) 4 (c) 6.
vii) If the inputs of NAND gate IC are 1 & 1 then its output is ............... .
(a) 1 (b) 0 (c) 2.
viii) Binary number 0111 represents .................. .
(a) 9 (b) 8 (c) 7.
ix) .................. is used to store binary word temporary.
(a) Buffer register (b) SISO register (c) SIPO register.
x) .................. is used to count number of clock pulses arrived at its
input.
(a) Inverter (b) Counter (c) Converter.
2. a) List any two active components. 2
b) Explain monolithic IC. 3
c) Draw a neat sketch to show the construction of monolithic IC. 5
3. a) Define the term SSI. 2
b) Describe how registors are fabricated in IC. 3
c) Draw a neat sketch of CRT. 5
4. a) List types of ICs based on manufacturing process. 2
b) Describe how hybrid ICs are differ from monolithic IC. 3
c) Why ICs need less power to operate and more reliable than discrete
components ? 5
5. a) What is meant by an Op-Amp ? 2
b) Explain Inverting amplifier. 3
c) Draw the block diagram of an Op-Amp and explain input stage. 5

CCE RF & RR 3 73
6. a) Name the IC which inverts input data. 2
b) Describe about universal logic gates. 3
c) Determine the values of
i) 6 – 4 by using binary subtraction method
ii) 24 + 8 by using binary addition method. 5
7. a) How many digits are used in octal number system ? 2
b) Why binary number system is most popular ? 3
c) Convert octal numbers (512)8 and (1035)8 into decimal numbers. 5
8. a) Define the term flip-flop. 2
b) Explain JK flip-flop. 3
c) Draw a neat diagram of RS flip-flop using NAND gates and explain. 5
9. a) What do you mean by microprocessor ? 2
b) Explain 8085 microprocessor. 3
c) Explain Up and Down counter. 5

RF & RR(B)-8005 [ Turn over

73 4 CCE RF & RR