All India Trade Test – 2024 Wireman – Second Year – Set 2

All India Trade Test – 2024

Wireman – Second Year – Set 2

Total Questions: 75 | Maximum Marks: 150 | Marks per Question: 2

Negative Marking: No

Part 1: Trade Theory (Questions 1–38)

1. What type of CCTV camera is available?

1. Fixed camera
2. 360-degree camera
3. Discrete housing camera
4. PTZ camera

2. Which instrument is used to test CAT5 and CAT6 cables?

1. LAN tester
2. Multimeter
3. Flux meter
4. Lux meter

3. Which device enables two cameras to be displayed on one monitor?

1. Converter
2. Splitter
3. Twisted-pair balun
4. Amplifier

4. What is the full form of GFCI?

1. Ground Floor Circuit Interrupter
2. Ground Floor Current Interrupter
3. Ground Fault Circuit Interrupter
4. Ground Fault Current Interrupter

5. What is the name of the electrical accessory shown in the figure?

1. GFCI receptacle
2. ELCB
3. RCCB
4. MCB

Figure: Refer to page 3 of the original PDF.

6. What is a group of four insulated conductors called?

1. Layer
2. Quad
3. Core
4. Pair

7. What is the operating frequency of a fire alarm system?

1. 900 Hz
2. 800 Hz
3. 500 Hz
4. 200 Hz

8. Which component is used as a heat detector in an automatic fire alarm system?

1. NTC resistor
2. PTC resistor
3. Light Dependent Resistor (LDR)
4. Voltage-dependent resistor

9. On which factor does the price of an inverter depend?

1. VA rating of the inverter
2. Voltage of the inverter
3. Type of inverter
4. Grade of the inverter

10. Which type of wire is used to connect an inverter to a battery?

1. 3/20 copper wire
2. 7/20 copper wire
3. Heavy-duty multistrand copper wire
4. 1/18 copper wire

11. Why is Vaseline or grease applied to battery terminals during installation?

1. To reduce corrosion of the terminals
2. To prevent sparking
3. To prevent loose connections
4. To make disconnection easier

12. According to IE rules, at what height above the ground should the meter board and main switchboard be installed?

1. 1.3 metres
2. 1.5 metres
3. 2.0 metres
4. 2.5 metres

13. According to IE rules, what is the maximum number of lighting and fan points permitted in one sub-circuit?

1. 12
2. 15
3. 10
4. 8

14. Which electrical accessory is used to protect against electric shock?

1. Isolator
2. MCB
3. Main switch
4. GFCI

15. If a live wire comes into contact with the earth or a metallic body, what is this fault called?

1. Open circuit
2. Ground fault
3. Short circuit
4. High-resistance fault

16. How often should a portable GFCI be tested to check that it is working properly?

1. Before each use
2. Monthly
3. Every two months
4. Weekly

17. Why should all bathroom receptacles have GFCI protection?

1. To reduce electricity costs
2. To ensure proper earthing
3. To make connections easier
4. To protect against electric shock

18. Which type of wiring is preferred for motor connections in industries?

1. CTS wiring
2. TRS wiring
3. PVC conduit wiring
4. Metal conduit wiring

19. Which factor determines the wire size used in industrial motor wiring?

1. Load current
2. Supply voltage
3. Type of motor
4. Purpose of the motor

20. How many sections are there in industrial wiring?

1. 1
2. 2
3. 3
4. 4

21. What is the purpose of control wiring?

1. To limit load current
2. To increase the input voltage of the motor
3. To transmit commands to control devices
4. To measure load current

22. Why are power and control wiring run through separate conduits in industrial motor wiring?

1. For easy maintenance
2. To avoid current radiation
3. For easy identification
4. To reduce voltage drop

23. Where should control ON/OFF switches be installed in industrial motor wiring?

1. Near the control panel
2. Near the input mains
3. Near the entrance
4. Near the motor

24. How many earth-continuity conductors should be provided from the machine to the panel board and main earth electrode?

1. 4
2. 3
3. 2
4. 1

25. What size of GI conductor is used for earthing a motor from the main earth electrode?

1. 14 SWG
2. 10 SWG
3. 8 SWG
4. 4 SWG

26. How many earth connections are provided for an AC three-phase induction motor?

1. 1
2. 2
3. 3
4. 4

27. According to IE rules, what is the permissible power load in one sub-circuit?

1. 800 watts
2. 1200 watts
3. 2400 watts
4. 3000 watts

28. According to IE rules, what should be the thickness of a metal conduit pipe up to 32 mm?

1. 20 SWG
2. 19 SWG
3. 32 SWG
4. 16 SWG

29. What helps a wireman and consumer select materials according to trade practice, cost and requirements?

1. Drawing
2. Material specification
3. Layout
4. Estimation

30. Why is a busbar system used for electrical distribution in a workshop?

1. To occupy less space
2. To provide a neat appearance
3. To make connections and modifications easier
4. To withstand overloads

31. How many two-way switches are required in a godown wiring circuit to control four lamps?

1. 5
2. 4
3. 3
4. 2

32. What is the full form of IP rating?

1. Ingress Protection
2. Ingress Protocol
3. Input Protection
4. Internet Protocol

33. What is an advantage of crimping?

1. Replacement is easy
2. It prevents loose connections
3. It occupies less space
4. It provides a neat appearance

34. Which type of reflector is used for yard lighting?

1. Dispersive type
2. Parabolic type
3. Mirror type
4. Soft-light type

35. What is an advantage of a busbar system?

1. It is less expensive
2. It requires less maintenance
3. It occupies less space
4. Connections and modifications can be made easily

36. Which type of cable is used at voltages above 66 kV?

1. Belted cable
2. Screened cable
3. H-type cable
4. Pressure cable

37. What is the name of the electrical accessory shown in the figure?

1. Conduit coupling
2. Conduit check-out
3. Cable gland
4. PVC flexible gland

Figure: Refer to page 11 of the original PDF.

38. Which electrical accessory is used for an underground (UG) cable?

1. Single-compression cable gland
2. Grommet
3. PVC cable gland
4. Double-compression cable gland

Figure: Refer to page 11 of the original PDF.

Part 2: Workshop Calculation and Science (Questions 39–44)

39. What is the formula for (a − b)²?

1. a² − 2ab + b²
2. a² + 2ab + b²
3. a² − 2ab − b²
4. −a² − 2ab − b²

40. What is the value of a × a² × a³ × a⁴?

1. a⁷
2. a⁸
3. a⁹
4. a¹⁰

41. Which type of stress is shown in the figure?

1. Tensile stress
2. Compressive stress
3. Shear stress
4. Torsional stress

Figure: Refer to page 12 of the original PDF.

42. What is the unit of strain?

1. kg/cm²
2. Newton/metre²
3. Metre
4. No unit

43. Which symbol represents the change in length?

1. L
2. δl
3. I
4. e

44. What is the full form of S.P.?

1. Selected Price
2. Special Price
3. Selling Price
4. Super Price

Part 3: Engineering Drawing (Questions 45–50)

45. Identify the given symbol.

1. AC
2. DC
3. Ohm
4. None of these

Symbol: Refer to page 13 of the original PDF.

46. What is the name of the logic gate shown in the figure?

1. NOT gate
2. Ex-NOR gate
3. OR gate
4. AND gate

Figure: Refer to page 13 of the original PDF.

47. Which of the following is the symbol of a photodiode?

1. Symbol of an ordinary diode
2. Symbol of a Zener diode
3. Diode symbol with light rays
4. Symbol of a light-emitting diode

Symbols in the options: Refer to page 14 of the original PDF.

48. Which of the following is the symbol of an AC ammeter?

1. Symbol A inside a circle
2. Symbol V inside a circle
3. Hz symbol
4. Ω symbol

Symbols in the options: Refer to pages 14–15 of the original PDF.

49. Which is the symbol of a DC motor?

1. Symbol M inside a circle
2. Symbol M with a wave inside a circle
3. Symbol G inside a circle
4. Symbol Ω inside a circle

Symbols in the options: Refer to page 15 of the original PDF.

50. What is a voltage below 250 volts called?

1. LT (Low Tension)
2. HT (High Tension)
3. MT (Medium Tension)
4. EHT (Extra High Tension)

Part 4: Employability Skills (Questions 51–75)

51. What helps maintain a balance between mental and physical activities?

1. Hobbies
2. Running
3. Walking
4. Reading

52. What important aspects should be checked in a good resume?

1. Quality of paper
2. Company details
3. Freedom from spelling and grammatical errors, and accuracy of information
4. Attractive words

53. Role models ______ people to follow them.

1. Elevate
2. Instruct
3. Inspire
4. Motivate

54. What are the conditions of a place that affect the behaviour and development of a person or thing called?

1. Neighbourhood
2. Environment
3. Locality
4. Facilities

55. Which type of people set an example for others through good behaviour and achievements?

1. Customer service executive
2. ITI instructor
3. Role model
4. Sales supervisor

56. Fill in the blanks to form a meaningful sentence: “There ______ a coffee shop ______ the park.”

1. are, next to
2. is, next to
3. is, next
4. are, next

57. Fill in the blank to form a meaningful sentence: “Rainwater harvesting ______ to prevent water scarcity.”

1. gives
2. gave
3. help
4. helps

58. Fill in the blanks to form a meaningful sentence: “There are many dos and don’ts to be ______ while preparing for/attending an ______.”

1. there, interview
2. identify, interview
3. identified, interviewed
4. identified, interview

59. What can result from miscommunication?

1. Building relationships
2. Creating misunderstandings
3. Making successful plans
4. Achieving effective results

60. What is necessary for effective communication?

1. Continuously listening
2. Continuously speaking
3. Listening carefully and speaking
4. Listening carefully

61. What is stress?

1. A feeling of pleasure
2. A feeling of surprise
3. A feeling of happiness
4. A feeling of frustration or disappointment

62. What does a person with high emotional intelligence have?

1. Physical strength
2. Ego
3. Many positive qualities
4. Many negative qualities

63. What is the process of formally introducing yourself called?

1. Self-introduction
2. Hiring
3. Decision
4. Seeking

64. The word “resume” comes from French. What does it mean?

1. Summary
2. Education
3. Experience
4. Placement

65. Which of the following is included in a resume?

1. Hobbies, favourite food and personal interests
2. Childhood memories, dreams and aspirations
3. Daily routine, favourite films and holiday plans
4. Contact information, educational details, skills and work experience

66. How can a covering letter be made easier to read when applying for a job?

1. By writing long descriptions
2. By dividing the text into short paragraphs
3. By increasing the font size
4. By adding extra-curricular activities

67. What is the next important step after preparing a resume?

1. Send the resume to the employer
2. Write an impressive covering letter
3. Prepare for the interview
4. Apply for the job

68. What is very important to consider when reviewing a resume?

1. Salary details
2. A large amount of information to get the job
3. Interests and hobbies
4. Highlighting skills and qualifications relevant to the job

69. Which important information should be mentioned in a covering letter when applying for a job?

1. Salary expectations
2. Educational details
3. Reasons why you are suitable for the position
4. Hobbies

70. What is formal communication?

1. All written communication
2. Official communication carried out according to rules
3. Conversation with friends and family
4. Informal chatting on social media

71. Which of the following is a formal introduction during a job interview?

1. “Hey, nice to meet you!”
2. “Hi, what is your name?”
3. “Hello, you can start the interview!”
4. “Good morning. Thank you for this opportunity.”

72. Which is an example of formal written communication?

1. Sending a message to a friend
2. Sending a WhatsApp message
3. Writing an email to your manager
4. Posting on a social media platform

73. During a job interview, what should you say if you cannot hear or understand a question?

1. “Excuse me, I did not understand. Could you please repeat the question?”
2. “Hey, can you repeat that? I wasn't paying attention.”
3. “I cannot understand. Can you say it again?”
4. “Speak clearly and repeat the question.”

74. Which answer demonstrates good formal communication during a job interview?

1. “I am good at many things.”
2. “I think I can do a little bit of everything.”
3. “My three key skills are problem-solving, teamwork and attention to detail.”
4. “I don't know; I have never really thought about it.”

75. What is informal communication?

1. All verbal communication
2. Official communication carried out according to rules
3. Casual conversation outside the official work structure
4. Conversation in official meetings

Answer Key

Source: Wireman – Second Year – Set 2, All India Trade Test 2024. Questions and options are taken from pages 1–22 of the original PDF. The answer key follows the official answer key on page 23. Refer to the relevant original PDF pages for figure-based questions.