Padasalai.Net’s Special – Centum Coaching Team Question Paper 2017-2018 TIME: 2.30 XI - COMPUTER SCIENCE – FULL PORTION MARKS: 70 ………………………………………………………………………………………………………………………………………………….. PART- A Answer all the questions 15x1=15 1) The word computing means………………………………….. a) Instructions b) accurate c)information d) act of calculation 2) One byte equals …………………….number of bits. a) 8 b)1024 c)6 d)2 3) The smallest dot that can be displayed on the monitor is called as……………. a) Points b) inches c) pixel d)dots 4) The……………..gate is an OR gate followed by an inverter. a) NOT b)NOR c)NAND d)XNOR 5) Which one of the following takes care of the printing work with the printer? a) Spooling b)multiprogramming c)time sharing d)round robin 6) The OSI network architecture has…………………Layer a) 7 b)6 c)5 d)4 7) The clipbook can hold………….set of data. a)42 b) 24 c)26 d)16 8) The CD ………………can be used as a floppy. a) RW b)None c)ROM d)all 9) The prompt for the root user is………….. a) $ b)@ c)# d)& 10) A flow chart is drawn ………………..writing a program. a) Before b) after c)prior d)between 11) A+AB=? a) 1 b)A‘ c) A d)B 12) The printing speed of dot matrix printer is…………… a) 200 b)300 c)350 d)240 13) …………….is a ternary operator. a) :: b)?: c)!= d)=? 14) Who developed ‘C‘ language? a) Kenthompson b)Dennis Ritche c)Linus Dorwal d)Andrew www.Padasalai.Net www.TrbTnpsc.com http://www.trbtnpsc.com/2014/10/how-to-get-centum-in-12th-and-10th.html www.Padasalai.Net
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Padasalai.Net’s Special – Centum Coaching Team
Question Paper 2017-2018
TIME: 2.30 XI - COMPUTER SCIENCE – FULL PORTION MARKS: 70
………………………………………………………………………………………………………………………………………………….. PART- A Answer all the questions 15x1=15
1) The word computing means…………………………………..
a) Instructions b) accurate c)information d) act of calculation
2) One byte equals …………………….number of bits.
a) 8 b)1024 c)6 d)2
3) The smallest dot that can be displayed on the monitor is called as…………….
a) Points b) inches c) pixel d)dots
4) The……………..gate is an OR gate followed by an inverter.
a) NOT b)NOR c)NAND d)XNOR
5) Which one of the following takes care of the printing work with the printer?
a) Spooling b)multiprogramming c)time sharing d)round robin
6) The OSI network architecture has…………………Layer
a) 7 b)6 c)5 d)4
7) The clipbook can hold………….set of data.
a)42 b) 24 c)26 d)16
8) The CD ………………can be used as a floppy.
a) RW b)None c)ROM d)all
9) The prompt for the root user is…………..
a) $ b)@ c)# d)&
10) A flow chart is drawn ………………..writing a program.
a) Before b) after c)prior d)between
11) A+AB=?
a) 1 b)A‘ c) A d)B
12) The printing speed of dot matrix printer is……………
a) 200 b)300 c)350 d)240
13) …………….is a ternary operator.
a) :: b)?: c)!= d)=?
14) Who developed ‘C‘ language?
a) Kenthompson b)Dennis Ritche c)Linus Dorwal d)Andrew
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15)………….is the first version of windows operating system.
a) Windows 3.0 b)Windows 2.0 c)Windows XP d)Windows 95
PART - B Answer any 6 questions .Question No: 19 is compulsory 6*2=12
16. What is an algorithm?
17. Define: Computer.
18. What is in minterm?
19. Differentiate: Half Adder & Full Adder.
20. Define: Operating system & its types?
21. What are Tokens & its types?
22. What is an array & its types?
23. Write short notes on heading tags.
24. What is clipboard & clipbook?
PART - C Answer any 6 questions .Question No: 28 is compulsory 6*3=18 25.How are the human being and the computers are related?
26. Convert the Decimal 100 10 in to Binary & Hexa decimal B6 16 into Binary?
27. What is meant by flow chart & its symbols used?
28. Differentiate: EPROM & EEPROM.
29. Give short notes on VI Editor & Shell script.
30. Define Flip flops and its types.
31. Give short notes on RUN Command.
32. Differentiate cat and more commands in linux.
33. Explain the structure of HTML.
PART - D Answer all of the followings: 5*5=25
34. Discuss and explain the various generations of computers. (or)
Explain the early history of computers briefly.
35. Explain the types of computers & software’s based on principles of operation. (or) Draw the truth table & simplify the following Boolean expression
a) A’B’C+A’BC+AB’C+ABC’ b) (A’+B’+C’)‘ 36. What is a Logic gates? Explain the various types of logic gates with symbol & truth table. (or)
Explain the parts & functional units of a computer system.
37. What is meant by Computer Topology? Explain the types of topologies with examples.
(or) Describe different parts of windows explorer/ different kinds of dialog boxes in windows.
38. Explain the switch……case statement / do…..while ( ) syntax with suitable example. (or)
What are the different types of lists offered by HTML explain briefly?
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