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# Detailed Syllabus for TTA (Telecom Technical Assistant) Exam

Last updated: March 10, 2012 by

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Time Duration: 3 Hours

Number of Question: 200

Maximum Marks: 200

The written test is divided into three parts. The Part I is to test General Knowledge of the candidate. The Second Part will evaluate basic engineering skills, which is common for all streams. The part III is Specialization test which checks how well verse is the candidate with his area of knowledge.

Details of the topics is given below:

### Part I: General ability test (20 Marks)

The candidate's comprehension and understanding of General English shall be tested thorough simple exercises such as provision of antonyms and synonyms, fill in the blanks and multiple choice exercise etc. This shall also include questions on current events & General knowledge and such matters of everyday observation and experience as may be expected of Diploma holder.

### Part II: Basic Engineering (90 Marks)

Applied Mathematics:

• Co-ordinate Geometry
• Vector Algebra
• Matrix and Determinates
• Deferential Calculus
• Integral Calculus
• Differential equation of second order
• Fourier Series
• Laplace Transform
• Complex Number
• Partial Differentiation.

Applied Physics:

• Measurement-Units and Dimensions
• Waves
• Acoustics
• Ultrasonic
• Light
• Laser and its applications
• Atomic Structure and Energy Levels

Basic Electricity:

• Electrostatics
• Coulomb's law
• Electric field
• Gauss's theorem
• Concept of potential differences
• Concept of capacitance an capacitors
• Ohm's law
• Power and energy
• Kirchoffs voltage
• current laws and their applications in simple DC circuits
• Basic Magnetism
• Electro Magnetism
• Electromagnetic induction
• Concept of alternating voltage & current Cells and Batteries
• Voltage and Current Sources
• Thevenin's theorem, Norton's theorem and their applications.

Electronics Devices and Circuits:

• Classification of materials into conductor, Semi conductor insulator etc.
• Electrical properties
• Magnetic materials
• Various types of relays
• Switches and connectors conventional representation of electric and electronic circuit elements.
• Active and passive components semi conductor Physics
• Semiconductor Diode
• Bipolar Transistor & Their circuits
• Transistor Biasing and Stabilization of operating point
• Single stage transistor amplifier field effect transistor
• Mosfet circuits applications
• Multistage Transistor Amplifier
• Transfer Audio power Amplifiers
• Feedback in Amplifier
• Sinusoidal Oscillators
• Tuned Voltage Amplifiers
• Opto electronics Devices and their applications
• Operational amplifier
• Wave shaping and Switching circuits.
• Block diagram of I.C. timer (such as 555) and its working.
• Motivation Circuit
• Time base circuits
• Thyristory and UJT Regulated power supply.

Digital Techniques:

• Applications and advantages of digital systems
• Number system (binary and hexadecimal)
• Logic Gates
• Logic Simplification
• Codes and Parity
• Arithmetic Circuits Decoders
• Display Devices and Associated Circuits
• Multiplexers and De-multiplexers
• Latches and Flip Flops
• Counters
• Shift Register
• Memories
• A/D and D/A converters.

### Part III: Specialization (90 Marks)

1 . Electrical:

• 3 Phase VS
• Single-phase supply
• Star Delta connections
• Relation between phase & line voltage power factor and their measurements
• Construction and principles of working of various types of electrical measuring instruments. All types of motor and generator AC & DC transformers
• starters
• rectifiers
• inverters battery charges
• batteries
• servo and stepper motors
• contactor control circuits
• switchgear
• relays
• protection devices and schemes
• substation
• protective relaying
• circuit breaker
• generator protection transformer protection feeder and lightening protection
• feeder & bus bar protection
• lightening arrestor
• earthing
• voltage stabilizer & regulators
• power control devices & circuits
• phase controlled rectifiers
• inverters
• choppers dual converters
• cycloconverters
• power electronics application in control of drivers
• refrigeration & air-conditioning.

2. Communication:

• Modulation and demodulation - Principles and operation of various types of AM
• FM and PM modulators/demodulators. Pulse modulation TDM, PAM, PPM, PWM, Multiplexing.
• Principles and applications of PCM.
• Introduction of Basic block diagram of digital and data communication systems
• Coding error detection and correction techniques
• Digital Modulation Techniques - ASK, IGW, FSK, PSK
• Characteristics/ working of data transmission circuits
• UART, USART
• Modem
• Protocols an their functions
• Brief idea of ISDN interfaces
• Local Area Network
• Carrier Telephony - Features of carrier telephone system.
• Microwave Engineering
• Microwave Devices
• Wave guides
• Microwave Components
• Microwave Antennas
• Microwave Communication Systems - Block diagram & Working principles of microwave communication link.

3. Network Filters and Transmission Lines:

• Two port network
• Attenuations
• Filters
• Transmission Lines and their applications
• Characteristic impedance of Line
• Concept of reflection and standing waves on a transmission lines
• Transmission line equation
• Principle of Impedance matching Bandwidth consideration of a transmission line.

4. Instruments and Measurements:

• Specifications of instruments-accuracy
• Precision
• Sensitivity
• Resolution range
• Principles of voltage current and resistance measurements
• Transducers
• measurement of displacement & strain
• forces & torque measuring devices
• pressure measuring devices
• flow measuring devices
• power control devices & circuits.
• Types of AC mili voltmeters.
• Amplifier rectifier and rectifier amplifier. Block diagram explanation of a basic CRO and a triggered sweep oscilloscope
• Front panel controls
• Impedance Bridges and Q - Meters.
• Principles of working and specifications of logic probes. Signature analyzer and logic analyzer
• signal generator
• distortion factor meter
• spectrum analyzer.

5. Control Systems:

• Basic elements of control system
• open and closed loop system
• concept of feedback. Block diagram of control system
• Time lag
• Hysterisis
• Linearity concepts
• self - regulating and non - self regulating control systems
• Transfer function of simple control components
• Single feedback configuration
• Time response of system
• Stability Analysis-Characteristic equation
• Routh's table Nyquist criterion
• Relative stability
• Phase margin and gain margin
• Routh Hurwitz criterion
• Root locus technique Bode plot
• Power plot
• Gain Margin and phase margin.

6. Microprocessors:

• Typical organization of a microcomputer system & functions of its various blocks
• Architecture of a Microprocessor
• Memories and I/O Interfacing
• Brief idea of M/C & assembly language
• Machines & Mnemonic codes
• Instruction format and Addressing mode
• concept of Instruction set
• programming exercises in assembly language
• concept of interrupt
• Data transfer techniques - sync data transfer, interrupt driven data transfer
• DMA
• serial output data
• serial input data .

7. Computers:

• Computer and its working
• Types of computers
• Familiarization with DOS and Window concept of file directory
• Number system
• Data representation
• Programming Elements of a high level programming language
• PASCAL C: Use of basic data structures
• Fundamentals of computer architecture
• Processor design control unit design
• Memory organization
• I/O system Organization
• Microprocessors-microprocessor architectures
• Instruction set and simple assembly level programming
• Microprocessor based system design typical examples
• Personal computers and their typical uses
• Data Communication Principles
• Types and working principles of modems
• Network principles
• OSI model
• Functions of data link layer and network layer
• Networking components communication protocols as X-25, TCP /IP.
• Database Management System-basic concepts entity relationship model relational model DBMS based on relational model.

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Category: Jobs and Recruitment, Syllabus
Tags:

1. T.THANESH said:

Respected HR,

please send model questions of engineering stream and general questions to my mail

THANK YOU.

2. JAIRAJ said:

PLEASE SEND ME THE CONTACT DETAILS OF TTA EXAM CENTER OF RAJASTHAN

3. Ganeshkumar.A said:

hello sir, I'm Ganesh. I'd applied for tta exam in tamilnadu circle. Please send me the last 3 years question papers to my mail id.
With Thanks & Regards
GaneshKumar.A

4. T.Meenakshi sundar said:

Hai ,
I am sundar, i need applied physics pdf & basic engineering could you send to my mail id

5. ramchandra said:

sir,in tta exam january 2009 for specialization part we have choose one,two or attempt all section & negativ mark system or not

6. amit said:

plz send me solved paper of basic engineering,spacialization dec 2007

7. chandra prakash said:

please send me sample and previous paper of basic engineering of BSNL TTA EXAM

8. shakir said:

it is not specified how many papers in part III of bsnl TTA to choose. please give detail infomation.thank you.

sir,
i want to know about what type of questions coming in ability test,english,&my specializationi.e (ETC)ELECTRONICS MY BRANCH

10. sreekanth said:

dear sir/madam please send me all the model papers of bsnl tta exam (all parts) to email id
plese
thank you

11. Shunmuga priya said:

Sir,now i am preparing for the TTA Exam.Sir I want to know How many marks alloted for each section.what is the minimum mark for each section.

12. Naresh said:

sir,in TTA exam for specialisation part we have to choose one section or we have to attempt all sections.please give information about this to my mailid

13. suresh said:

sir pleaes send me old Question papers to my id

14. suresh said:

sir,I have applied for TTA examination of AP region to be held of jan-11 2009. I shall be highly thankful if you pls let me know about paper iii specilization. out of seven given subjects in the portion specified in the advertisment how many subjects are going to be covered in the alloted 90 marks is it one/two or all the subjects ???pls let me know atthe earliest. thanking you

15. mahesh lalwani said:

hi sir i belong to electronics & communication stream so i have to choose my stream subject in part 3 but i dont know wt they r so plz send me syllabus for it

16. goutham said:

sir,i have applied for the job of tta in HTD SSA,iam unable to understand about the 3RD specialisation.whether the paper is common to all or each branch have to attempt concerned topiC kindly let me know this thanking you sir

17. rakesh sahu said:

sir,I have applied for TTA examination of HARYANA region to be held of jan-11 2009. I shall be highly thankful if you pls let me know about paper 3RD specilization. out of seven given subjects in the portion specified in the advertisment how many subjects are going to be covered in the alloted 90 marks is it one/two or all the subjects ???pls let me know atthe earliest. thanking you

18. sathish said:

Respected sir,

I WANT TO PREVIOUS YEAR SOLVED QUESTION PAPER MY MAJOR SUBJECT IS ELECTRICAL&ELECTRONICS. SO PLEASE SEND ME SOON.

19. Teny Ann Johnson said:

Respected Sir,
Please send me previous solved question papers to my mail ID.
Thanking You.

20. Nitin Girme said:

Respected Sir,
Myself Nitin Girme, please send me previous question papers.
Thanking You.

21. charankumar said:

plz send me prev question papers n i want to know about 3rd part(90marks) hw many subjects to study. Plz reply me on my e-mail. Than you!

22. sarat said:

plz send me last 3 year tta sample question paper.i apply for odisha circle and bhubaneswar telecom district.

23. reema said:

plz send me the last year question papers

24. hanumanaik bhanavath said:

hai,
this is hanuma naik i am submit my tta application early but iam not sending application with two envelope covers so that i have duobtful on haiiticket so that given any suggetion

respected sir,
please send me previous qus paper.......
thank u.........

26. kkk said:

nothing to say

27. Shalini said:

Sir,
plz send me prev question papers n i want to know about 3rd part(90marks) hw many subjects to study. Plz reply me on my e-mail. Thanj you!

any 1 send old papers (solved)4 TTA exams n kindly mention hw many sub i have to appear in section 3
on my mail plz

Plz anybody send me the old and model question paper for tta exam

30. Reetendra Kumar said:

sir,I have applied for TTA examination of AP region to be held of jan-11 2009. I shall be highly thankful if you pls let me know about paper iii specilization. out of seven given subjects in the portion specified in the advertisment how many subjects are going to be covered in the alloted 90 marks is it one/two or all the subjects ???pls let me know atthe earliest. thanking you

31. Jnandeep said:

Sarita tomwar.do u know how many subject have to select in part 3.

32. sarita tonwar said:

plz send me solved sample paper of tta exam as soon as possible on my E-mail id
thanks & regards

33. jnandeep said:

Pls send me old question paper(TTA-exam)..
i have one Doubt , last year syllabus i saw but

Part III: Specialization (200 Marks then 6-subject having na - any two only choosen,

Now 90-marks.. Not specify How many paper,,
What to do ? Pls reply

34. Neenu said:

Sir,

Can u send me the sample question paper of screening test conducted for the post of management trainees in BSNL..

35. Shridevi said:

Dear Sir,
Can u send the latest sample questions papers on my mail ID,Its my kindly request to u .Please send me the papers

36. shirish.dhamale said:

respected sir can u plz send me the tta question paper on my email id

37. santosh said:

hi
i m santosh.
send me solved sample papers for the prepration of tta exam
thanks

38. Naveen Rawat said:

please send me the TTA qoustion Paper for Gurgaon BSNL

39. Mansih said:

let me know BNNl TTA exam patern & confirm we have to select one specialization subject.any acknowlge will get from BSNL for exam(Like Hall ticket,Receipt).my exam date is 11/1/09,please do needfull.

40. waqar saiyed said:

Dear friends

PLZ send me previous paper of TTA exam,or sample paper of TTA exam..

Thanks & Regards
saiyed waqar

41. vishwesh said:

Pls send me old question paper(TTA-exam)..
i have one Doubt , last year syllabus i saw but

Part III: Specialization (200 Marks then 6-subject having na - any two only choosen,

Now 90-marks.. Not specify How many paper,,
What to do ? Pls reply

42. sanjeev said:

send me previous solved question pqpers for the prepration of tta exam and my field is computer engineering

43. sanjeev said:

send me solved sample papers for the prepration oftta exam

44. ravi ranjan said:

sir,
i applied for TTA in BSNL.I WANT TO PREVIOUS YEAR SOLVED QUESTION PAPER MY MAJOR SUBJECT IS ELECTRONICS&COMM. SO PLEASE SEND ME SOON.

45. prasanna said:

can you send me sample question papers for TTA exam in bsnl

46. r.ganesan said:

sir
i applied for TTA in BSNL i want to previous year solved question paper my major subject is ELECTRICAL AND INSTRUMENT AND MEASUREMENT.so please send all previous year solved question paper

47. prashant said:

pls send the model paper ff bsnl tta exam

48. bhushankalamkar said:

can you send me sample question papers for TTA exam in bsnl

49. TK REDDY said:

sir,I have applied for TTA examination of AP region to be held of jan-11 2009. I shall be highly thankful if you pls let me know about paper iii specilization. out of seven given subjects in the portion specified in the advertisment how many subjects are going to be covered in the alloted 90 marks is it one/two or all the subjects ???pls let me know atthe earliest. thanking you

50. TK REDDY said:

sir,
I would like to know how many subjects I have to perpare out of seven given subjects for speclization paper iii for taexamination to be held on jan-11

51. SATHYA says: said:

please send previous tta questions papers in my id
thanking you

52. rajani l said:

can u please send the tta model test paper to my mail id.

53. sreedhar reddy said:

Sir,please send me the model papers for BSNL management trainees for finance streem.thank you.

54. vignesh raj said:

sir,
please send previous tta questions papers in my id
thanking you

55. Mahesh said:

Please give me Notes i.e. TTA Exam (BSNL), & Exam question? paper.

Thank & Regards,
Mahesh

56. yashraj said:

plz send the tta hariyana cicle paper

57. yashraj said:

plz send the previous paper of tta from any circle

58. vishal Diwan said:

Hi all

For comlete material order
Recommended Book
Sumitra Professional Carrier Series - TTA Exam

Best of Luck for the Exam!!

59. ANIRUDH said:

PLZ send me a tta question paper

60. vicky said:

send me a tta question paper

61. Dev said:

Hello Sir,

please send me Gujrat TTA last year question paper to my mail ID.

Thanks & Regards,

Dev

62. banumathi said:

sir please send me the study material for management trainee exam call for by BSNL
thank you

63. kirankumar said:

please send the detail of TTA in AP region and 'question and answers'

Thanking you sir

64. PGE KIRAN said:

Sir Please send previous TTA questionj papers
and more details

From: Nandyal (Kurnool Dt)

Thanking you sir.

Sir
I want prevoius year question paper.

66. Manu said:

plz send me some question papers of TTA

67. Rajesh said:

pl send me TTA paper 2008

68. raejsh b. didpayale said:

raejsh,
sir plz send previous/model papers of Electronics & telecommuniction (for TTA's Exam) to my e-mail ID

thanking you,

69. Gopal said:

for tta

70. Gopal said:

sir plz send previous/model papers to my e-mail ID

71. sunil poonia,jaipur said:

sir send me a rajasthan last year tta/model paper tta.
on my mail id thanks sir.

72. sunil poonia,jaipur said:

sir,
plse, tell me about specilization subject in TTA exam is one sub. or two or all sub. is mixed in this portions plse tell me sir.
sir plse send me a model paper TTA/last year RTA rajasthan paper.
thanks...

73. barath said:

pls send me the model question papers

Sir,
pls dens me model papers of TTA for good preparations at my email id plsssss................

75. chirag said:

helllo sir will u pls dens me model papers of TTA for good preparations at my email id plsssss

76. chirag said:

hello sir will u pls send me sample papers of TTA for good preparations at my MAIl ID plssssss.

77. DANUBHAI DESAI said:

i have one doubt
last time in section 3 two optional subjects are there
now 2 sub or 6 sub

78. prasanth said:

sir ,i haeve one doubt in new tta exampattern in a.p.in part-III.how many subjects i have to study.my specialiosation only or all subjects .plz reply immedietly . tomy mail .thanking u sir.

79. ramanji said:

i have one doubt
last time in section 3 two optional subjects are there
now 2 sub or 6 sub

80. Kabir said:

Hi,

Under specialization 3, do i have to study only 2 subjects or all those listed under that section???

Thanks,
Kabir

81. Chandru said:

Please send me the model question papaer for the BSNL TTA Tamil Nadu

82. Kavitha.P.S said:

please send me da syllabus sir, Thank you sir.

83. shanmugavel said:

sir,
please send previous year question paper to this mail id sir
thank you

84. sani asnain khan said:

I have one Doubt , last year syllabus i saw but

Part III: Specialization (200 Marks then 6-subject having na - any two only chosen,

Now 90-marks.. Not specify How many paper,,
What to do ? Pls reply

85. sani asnain khan said:

send previous question papers to my email id.

86. vishnu said:

Please send a model paper of TTA.
Thankyou

87. Amita said:

SIR,
I M FROM GUJARAT AND I HAVE APPLIED FOR TTA POST IN BSNL. PLS SEND THE PREVIOUS QUESTION PAPER SET.THANX

88. niji said:

SIR,

I HAVE APPLIED FOR TTA POST IN BSNL. PLS SEND THE PREVIOUS QUESTION PAPER SET.

89. niraimathi said:

i have applied for TTA post Plese send me the previous Question papers of tamilnadu circle to my mail id.

90. hema said:

sir,
i have applied for TTA post Plese send me the previous Question papers to my mail id.

91. monika said:

I have completed 3year diploma eng.in ELECTRONICS ENG.I have applied for the TTA post.Plese send me the previous Question papers to my mail id.

92. gunz said:

Hi,

Need Question Bank (model question/previous year) for TTA examinations for Chennai Circle.

93. phani said:

hello sir,
please can u send me some model papers...

94. Shweta said:

please send me tta model and las year question paper on my mail

95. vishal said:

hello sir,
plz tell me,i m from IT so i have to select only Computer specialization .....

96. dharmendra singh said:

hello,

i have a query in part II(basic engineering) every candidate have to prepare all the subject given and in part III(specilization) only in their field correct me on this and kindly send me the question paper on my id.

97. Anitha I. said:

Plz send me sample question papers of the exam. Plz sirrrr

98. Kiran Kumar N Nandannaver said:

plz sent me old question papers (TTA-exams)plz sir...........

Please sent me any previous model question model paper thanx.

100. shital said:

it is not specified how many papers in part III have to choose. please give detail infomation.thank you.

101. Bala said:

Pls send me old question paper(TTA-exam)..

102. Bala said:

please send the model question paper for BSNL TTA

I I I hannnI have done diploma in instrumentation and control and i have applied for TTA examination. So i want to know cyllabus of part-III examination. In part-III, I have to prepare one specialize subject subject or more?
Inb
In part
In part

104. Girish gk said:

plese send me BSNL karnataka Telecom Technical Assistants (TTAs) exam sample paper

105. Girish gk said:

plese send me BSNL Telecom Technical Assistants (TTAs) exam sample paper

106. sunil kumar b said:

please send me model and last year question paper of tts exam by my mail

107. sunil kumar b said:

please send me tta model and las year question paper on my mail

108. abhishek vyas said:

sir, please send me the complete previous papers of tta for ELECTRICAL branch i have done ENGINEERING ie B.E. I shall be highly thankful to you.

109. lavanya said:

Respected sir,
please send me tamilnadu TTA last year question paper to my mail ID.

110. Raju R Biradar Bhatambra Bidar said:

how you people are selecting the candidates...
Hoe many reserve seats for SC&st's in Bidar SSA...

111. Raju R Biradar Bhatambra Bidar said:

let me know whether the quetion papers format is as per previous one or it is changed..Ex - in last time each paer is of 500 mark..( in that we have to select the subject (2).... but now it is of 90 for how many subjects?.. plz let me know the detail model of question paper,
if possible reply me soon, because i am refering old syllabus...
Thanking you.
+91 9945630334

Pls send me old question paper(TTA-exam)..
i have one Doubt , last year syllabus i saw but

Part III: Specialization (200 Marks then 6-subject having na - any two only choosen,

Now 90-marks.. Not specify How many paper,,
What to do ? Pls reply

Pls send me Privious question paper (TTA-Exam)

114. Jalak shah said:

Respected sir,

Will you please sent me the model question papers for the TTA exam to my e-mail…….

115. abhijit said:

pls send me model question paper on my email id

116. raja said:

plz send me tamilnadu tta model questions to my id

117. mahi said:

thanx for detail. can u send model test paper

118. Jyothi.M.R said:

sir,

Thanks for ur help.Will you please sent me the model question papers for the TTA exam to my e-mail.......

119. Parameswarareddy.T said:

hi sir please send me the model papers. thank u sir