Detailed Syllabus for TTA (Telecom Technical Assistant) Exam

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
  • Errors in measurement and loading effect
  • 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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119 Comments

  1. Respected HR,

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

    THANK YOU.

    Reply
  2. PLEASE SEND ME THE CONTACT DETAILS OF TTA EXAM CENTER OF RAJASTHAN

    Reply
  3. 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

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

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

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

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

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

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

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

    Reply
  11. 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.

    Reply
  12. 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

    Reply
  13. sir pleaes send me old Question papers to my id

    Reply
  14. 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

    Reply
  15. 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

    Reply
  16. 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

    Reply
  17. 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

    Reply
  18. Respected sir,

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

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

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

    Reply
  21. 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!

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

    Reply
  23. plz send me the last year question papers

    Reply
  24. 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

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

    Reply
  26. nothing to say

    Reply
  27. 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!

    Reply
  28. 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

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

    Reply
  30. 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

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

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

    Reply
  33. 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

    Reply
  34. Sir,

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

    Reply
  35. 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

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

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

    Reply
  38. please send me the TTA qoustion Paper for Gurgaon BSNL

    Reply
  39. 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.

    Reply
  40. Dear friends

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

    Thanks & Regards
    saiyed waqar

    Reply
  41. 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

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

    Reply
  43. send me solved sample papers for the prepration oftta exam

    Reply
  44. 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.

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

    Reply
  46. 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

    Reply
  47. pls send the model paper ff bsnl tta exam

    Reply
  48. sir/madam,
    can you send me sample question papers for TTA exam in bsnl

    Reply
  49. 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

    Reply
  50. 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

    Reply
  51. please send previous tta questions papers in my id
    thanking you

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

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

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

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

    Thank & Regards,
    Mahesh

    Reply
  56. plz send the tta hariyana cicle paper

    Reply
  57. plz send the previous paper of tta from any circle

    Reply
  58. Hi all

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

    Best of Luck for the Exam!!

    Reply
  59. PLZ send me a tta question paper

    Reply
  60. send me a tta question paper

    Reply
  61. Hello Sir,

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

    Thanks & Regards,

    Dev

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

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

    Thanking you sir

    Reply
  64. Sir Please send previous TTA questionj papers
    and more details

    From: Nandyal (Kurnool Dt)

    Thanking you sir.

    Reply
  65. Sir
    I want prevoius year question paper.

    Reply
  66. plz send me some question papers of TTA

    Reply
  67. pl send me TTA paper 2008

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

    thanking you,

    Reply
  69. for tta

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

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

    Reply
  72. 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...

    Reply
  73. pls send me the model question papers

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

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

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

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

    Reply
  78. 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.

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

    Reply
  80. Hi,

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

    Thanks,
    Kabir

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

    Reply
  82. please send me da syllabus sir, Thank you sir.

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

    Reply
  84. 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

    Reply
  85. send previous question papers to my email id.

    Reply
  86. Please send a model paper of TTA.
    Thankyou

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

    Reply
  88. SIR,

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

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

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

    Reply
  91. 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.

    Reply
  92. Hi,

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

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

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

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

    Reply
  96. 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.

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

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

    Reply
  99. Please sent me any previous model question model paper thanx.

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

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

    Reply
  102. please send the model question paper for BSNL TTA

    Reply
  103. 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

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

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

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

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

    Reply
  108. 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.

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

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

    Reply
  111. 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

    Reply
  112. 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

    Reply
  113. Pls send me Privious question paper (TTA-Exam)

    Reply
  114. Respected sir,

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

    Reply - Quote

    Reply
  115. pls send me model question paper on my email id

    Reply
  116. plz send me tamilnadu tta model questions to my id

    Reply
  117. thanx for detail. can u send model test paper

    Reply
  118. sir,

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

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

    Reply

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