CDC 2EX5X Communications-electronics Journeyman

238 Questions | Attempts: 1366
Share
Quiz Flashcard
SettingsSettings
Please wait...
  • 1/238 Questions

    Which statement describes a security feature of using fiber optic cables?

    • Easy to encrypt data
    • Low signal attenuation
    • Virtually impossible to tap a fiber optic cable unnoticed
    • Fiber optic cables are considerably smaller than metallic cable
Please wait...
About This Quiz

Multiple Choice on volumes 1-3 of Career Development Course 2EX5X

CDC Quizzes & Trivia

Quiz Preview

  • 2. 

    With what values do we measure insulation resistance?

    • Amps or megamps

    • Millivolts or volts

    • Ohms or megohms

    • Milliwatts or watts

    Correct Answer
    A. Ohms or megohms
  • 3. 

    How many SMSgt 9-skill levels are there within the C-E Career Progression Ladder?

    • 2

    • 3

    • 4

    • 5

    Correct Answer
    A. 2
  • 4. 

    When are senior noncommissiooned officers required to have on-the-job training records?

    • When assigned to a new duty station

    • When the commander deems necessary

    • When assigned to a commander's staff position

    • When their skill level is not commensurate with their grade.

    Correct Answer
    A. When their skill level is not commensurate with their grade.
  • 5. 

    What is the minimum rank necessary to become a Task Certifier?

    • Senior Airman

    • Staff Sergeant

    • Technical Sergeant

    • Master Sergeant

    Correct Answer
    A. Staff Sergeant
  • 6. 

    How many hours of rest must a supervisor give personnel who remain overnight at a remote duty location?

    • A minimum of six hours

    • A maximum of six hours

    • A minimum of eight hours

    • A maximum of eight hours

    Correct Answer
    A. A minimum of eight hours
  • 7. 

    What MIS replaced CAMS?

    • Reliability and Maintenance Information System (REMIS)

    • Integrated Maintenance Data System (IMDS)

    • Enterprise Data Warehouse (ERW)

    • Air Force Knowledge Services (AFKS)

    Correct Answer
    A. Integrated Maintenance Data System (IMDS)
  • 8. 

    When you use the Fluke 8025A, which voltage range do you select to measure 50 volts DC?

    • Volts AC

    • Volts DC

    • Millivolts AC

    • Millivolts DC

    Correct Answer
    A. Volts DC
  • 9. 

    What maintenance activity is conducted during scheduled actions?

    • Deferred jobs

    • PMIs

    • Line replacement on equipment

    • Higher priortity maintenance

    Correct Answer
    A. PMIs
  • 10. 

    What certification is required before COTS systems and equipment are integrated with the current Local Area Network/ Metropolitan Area Network/ Wide Area Network infrastructure?

    • Unit commander approval

    • Certification of networthiness

    • A satisfactory Quaility Assurance inspection

    • System records incorporated into base blue print.

    Correct Answer
    A. Certification of networthiness
  • 11. 

    What are the components of a typical fiber optic cable?

    • Core and cladding

    • Cladding and protective coating

    • Core and protective coating

    • Core, cladding, and protective coating

    Correct Answer
    A. Core, cladding, and protective coating
  • 12. 

    When is an initial evaluation accomplished?

    • Within 60 days of assignment, 120 days for Air Reserve Component

    • Within 60 days of assignment, 90 days for Air Reserve Component

    • Within 120 days of assignment, 60 days for Air Reserve Component

    • Within 30 days of assignment, 60 days for Air Reserve Component

    Correct Answer
    A. Within 60 days of assignment, 120 days for Air Reserve Component
  • 13. 

    With the exception of Stripes for Exceptional Performer promotees and Air Reserve Component personnel, when do personnel who are selected for promotion to Staff Sergeant enter 7-level upgrade training?

    • 1 January

    • 1 April

    • 1 June

    • 1 September

    Correct Answer
    A. 1 September
  • 14. 

    What are the program objetives for unit self-sufficiency?

    • Improve mission cabilites by repairing equipment at lowest level

    • Reduce system downtime by delays in obtaining repair parts

    • Minimize transportation and handling cost

    • All of the Above

    Correct Answer
    A. All of the Above
  • 15. 

    If there is a delay in maintenance actions, who mediates disagreements between the maintenance production work center and the operators when necessary?

    • Branch Chief

    • Unit Commander

    • Chief of Maintenance

    • Director of Operations

    Correct Answer
    A. Chief of Maintenance
  • 16. 

    Which analog multimeter control compensates for the voltage of teh internal batteries when calibrating for resistance measurements?

    • Range switch

    • Voltage switch

    • Function switch

    • Zero ohms control

    Correct Answer
    A. Zero ohms control
  • 17. 

    Low-insulation resistance between conductors can cause

    • High-attenuation, crosstalk, and noise

    • Fresnal reflection, disopersion, and scattering

    • High-impedance, capactiance, and rectification

    • Low-attenuation, electromagnetic immunity, and absorption

    Correct Answer
    A. High-attenuation, crosstalk, and noise
  • 18. 

    When using the AN/PSM-2 megger, how do you know you are applying the correct regulated output voltage?

    • Turn the hand-crank until an arc is present

    • Turn the hand-crank until the needle set has stopped moving

    • Turn the hand-crank and monitor the megger's output with another meter

    • Turn the hand-crank at a rate to keep the indicator lights at a steady glow.

    Correct Answer
    A. Turn the hand-crank at a rate to keep the indicator lights at a steady glow.
  • 19. 

    What is the purpose of the JCN?

    • Assign job priority

    • Assign workcenter responsible for action

    • Servs as a unique identifier for each job

    • Determine the order in which jobs are to be completed

    Correct Answer
    A. Servs as a unique identifier for each job
  • 20. 

    What condition status code is used for a no-go condition?

    • FMC

    • PMC

    • MC

    • NMC

    Correct Answer
    A. NMC
  • 21. 

    What does Materiel Control do?

    • Coordinates with support agencies

    • Assist maintenace personnel by expediting all supply transactions

    • Liason between maintenance activity and LRS

    • All of the Above

    Correct Answer
    A. All of the Above
  • 22. 

    What type of personnel evaluation is performed on newly assigned personnel within 6 months of assignment to the work center?

    • Primary

    • Follow-on

    • Special Mandatory

    • Special Optional

    Correct Answer
    A. Primary
  • 23. 

    What serves as a unique identifier for tracking maintenance actions for an equipment malfunction?

    • Work Unit Code

    • How Malfunction

    • When Discovered

    • Job Control Number

    Correct Answer
    A. Job Control Number
  • 24. 

    What MIS is mandatory for documenting training when available?

    • Integrated Maintenance Data System

    • Reliability and Mainainablity Information System

    • Air Force Knowledge Services

    • Enterprise Data Warehouse

    Correct Answer
    A. Integrated Maintenance Data System
  • 25. 

    Which statement describes an advantage of using fiber optic cable?

    • The easy tap-ablility of fiber optic cables presents security risks

    • Fiber optic cable has a higher attenuation than coaxial cable

    • Electromagnetic fields do not affect fiber optic cables

    • Nuclear radiation does not affect fiber optic cable

    Correct Answer
    A. Electromagnetic fields do not affect fiber optic cables
  • 26. 

    Optic fibers are made of dielectric materials.  How are fiber optic cables affected by electromagnetic interference?

    • Increases interference

    • Decreases interference

    • Loss of signal

    • Immune to interference

    Correct Answer
    A. Immune to interference
  • 27. 

    Which current range on the Fluke 8025A do you select to measure 250 milliamps AC?

    • Microamps DC

    • Microamps AC

    • Milliamps/ amp DC

    • Milliamps/ amp AC

    Correct Answer
    A. Milliamps/ amp AC
  • 28. 

    What area of a digital storage oscilloscope takes digitized samples and performs numerous manipulations on the data including measuring rise and fall times, periods, time intervals, and math computations?

    • Microprocessor

    • Acquisition

    • Memory

    • Input

    Correct Answer
    A. Microprocessor
  • 29. 

    Which of these bit rates do you use for a bit error rate test on a 64 Kbps data circuit?

    • 511 bps

    • 9600 bps

    • 64 Kbps

    • 1.544 Mbps

    Correct Answer
    A. 64 Kbps
  • 30. 

    What publications are available to establish effective safety standards for the COM?

    • AFOSHSTD 48-Series

    • AFOSHSTD 91-Series

    • TO 31Z-10-4, Appendix A

    • All of the above

    Correct Answer
    A. All of the above
  • 31. 

    Which tool is provided to the commander on a quarterly basis to review and evaluate maintenance and training effectiveness?

    • Training Visibility Ledger from Integrated Maintenance Data System

    • Unit Training Report from Logistics Module

    • Cross-reference data from Federal Logistics Information System

    • Air Tasking Order from Theater Battle Management Core System

    Correct Answer
    A. Training Visibility Ledger from Integrated Maintenance Data System
  • 32. 

    Which items are considered support equipment?

    • Automated Test Sets

    • Defense Satellite Communications Systems

    • Theater Battle Management Core System

    • Theater Deployable Communications systems

    Correct Answer
    A. Automated Test Sets
  • 33. 

    What personnel evaluation is conducted to ensure technicians meet Federal Aviation Administration (FAA) proficiency requirments

    • Primary

    • Follow-on

    • Intercontinental Ballistic Missile communication

    • Air Traffic Control and Landing Systems certification

    Correct Answer
    A. Air Traffic Control and Landing Systems certification
  • 34. 

    A 10 kHz modulating signal has enough peak voltage to cause a deviation of 30 kHz. What is the modulation index

    • 5

    • 0.5

    • 0.3

    • 3

    Correct Answer
    A. 3
  • 35. 

    What type of buffer allows the fiber optic cable to be twisted or pulled with little stress on the fiber?

    • Ribbon

    • Composite

    • Tight tube

    • Loose tube

    Correct Answer
    A. Loose tube
  • 36. 

    What are the three components of Air Force On-the-Job Training?

    • Job Knowledge, Job proficiency, and job experience

    • Task knowledge, task performance, and task proficiency

    • Career Development Courses, Qualification Training Packages, and On-theJob Training

    • Career Field Education and Training Plan, Job Qualification Standards, and AF Form 623

    Correct Answer
    A. Job Knowledge, Job proficiency, and job experience
  • 37. 

    What is the fuction of the MOC?

    • Direct support of the unit's operational mission

    • The management function of manpower and materiel in support of maintenance production

    • Both A and B

    • Only B

    Correct Answer
    A. Both A and B
  • 38. 

    What maintenance staff function validates use of effective training programs, proven maintenance techniques, safety procedures, supply discipline, security procedures, and good housekeeping standards?

    • Materiel Control

    • Quality Assurance

    • Maintenance Operations Center

    • Maintenance Production Work Center

    Correct Answer
    A. Quality Assurance
  • 39. 

    What purpose of modulation prevents interference when sharing the same communications path?

    • Spectrum conservation

    • Channel allocation

    • Ease of radiation

    • Companding

    Correct Answer
    A. Channel allocation
  • 40. 

    By using 16-PSK, how many bit combinations are allowed to be used

    • 2

    • 3

    • 4

    • 5

    Correct Answer
    A. 4
  • 41. 

    How effective is CRC at detection errors in most applications?

    • 90%

    • 93%

    • 96%

    • 99%

    Correct Answer
    A. 99%
  • 42. 

    During a basic bit error rate testing procedure, an error signal is generated when

    • Any bit in the received signal is not the same as the timing bit

    • Any bit in the received signal is not the same as the generated bit

    • 100 bits in the received signal are not the same as the timing bits

    • 100 bits in the received signal are not the same as the generated bits

    Correct Answer
    A. Any bit in the received signal is not the same as the generated bit
  • 43. 

    What is the minimum amount of months required for 5-skill level upgrade for trainess who are not in retraining staturs

    • 6 months

    • 9 months

    • 12 months

    • 15 months

    Correct Answer
    A. 15 months
  • 44. 

    What designation makes equipment reportable?

    • Mission capable

    • Single mission

    • Mission essential subsystem

    • Mission-essential

    Correct Answer
    A. Mission-essential
  • 45. 

    What personnel evaluation is conducted on newly asigned personnel within 6 months of assignment to the work center (within 12 months for traditional AFRC and ANG members only)?

    • Primary

    • Follow-on

    • Intercontinental Ballistic Missile Communications

    • Air Traffic Control and Landing Systems certification

    Correct Answer
    A. Primary
  • 46. 

    When using foward error controls as a method or error correction, where does error correction take place?

    • Receiving end

    • In the oscillator

    • Transmitting end

    • In the primary buffers

    Correct Answer
    A. Receiving end
  • 47. 

    Which feature of the Fluke 8025A locks the measurement into the display for viewing and automatically updates the display when you take a new measurement?

    • Rotary switch

    • Range push button

    • Power-up self-test

    • Touch-hold push button

    Correct Answer
    A. Touch-hold push button
  • 48. 

    What does a PAFSC show?

    • The highest skill level one has

    • The authorized manning position

    • Assignment and training purposes used by the AFPC

    • Previous AFSC held

    Correct Answer
    A. The highest skill level one has
  • 49. 

    How many primary Air Force Specialty Codes are in the Communications-Electronics career field?

    • Seven

    • Eight

    • Nine

    • Ten

    Correct Answer
    A. Eight

Quiz Review Timeline (Updated): Mar 19, 2022 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Mar 19, 2022
    Quiz Edited by
    ProProfs Editorial Team
  • Apr 01, 2009
    Quiz Created by
    Radiorats
Back to Top Back to top
Advertisement
×

Wait!
Here's an interesting quiz for you.

We have other quizzes matching your interest.