Avionics Division Block VI Practice Test

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• What statement best describes Ohm's Law?
• Describe the components and function of the air data system that provides airspeed, altitude, and vertical speed.
• Which RADAR subsystem converts electromagnetic energy into a visible or audible form?
• What is the primary purpose of ATFLIR?
• Define maintainability in avionics and how modular design improves it.
• What is the effect of bus controller timing errors on MIL-STD-1553 network?
• Which statement correctly describes a circuit breaker?
• In ARINC 429, which field identifies the data parameter carried on the data field?
• Which statement describes how FLIR works?
• What is the purpose of hermetically sealing an instrument?
• In emergency destruction, which classification has Priority 1?
• What is a Standby Attitude Indicator and why is it essential for flight safety?
• Which statement best differentiates Micro-miniature repair from Miniature repair?
• What feature does Mode S introduce that enhances surveillance compared to older transponder modes?
• What is the purpose of a radar warning receiver (RWR) and what information does it provide to the crew?
• List factors that can degrade antenna performance in an aircraft and how you would mitigate them?
• What is the function of the RADAR Antenna?
• Which of the following statements correctly describes TACAN, VOR, and DME in navigation?
• Which statement best differentiates a hard fault from a soft fault in onboard BIT tests?
• What is the primary difference between MIL-STD-1553 and ARINC 429, and how does that difference affect system design?
• Which protective device is described as reliable and tamper-proof and can be used multiple times?
• Which block of CASS benches is the oldest model?
• Original Equipment Manufacturer (OEM) calibration labels may be authorized for acceptance under which conditions?
• Which events trigger a page-check?
• What is the purpose of the METER Card form OPNAV 4790/58?
• What is the purpose of performing a BIT (Built-In Test) in avionics?
• What is a standby power system, and how does it keep avionics powered during primary power loss?
• Describe the MIL-STD-1553 bus contention and outline typical resolution steps.
• For reportable practices dangerous to security, who must be notified?
• Which RADAR subsystem generates and radiates the RF carrier?
• What is a fault isolation tree (FIT) and how is it used in troubleshooting?
• What does the acronym SRA stand for?
• Which material is used as flux in a 2M repair?
• In switch terminology, NC stands for:
• What are the main purposes and challenges of a head-up display (HUD) in an avionics suite?
• Format 311 provides a roll-up of which calibration activities?
• Which statement best defines Access in this context?
• How does a fuse operate in a circuit?
• Which form is used to document Security Container Information?
• What steps would you take if an avionics display shows NO DATA or a blank screen?
• Which item is listed as a factor that can degrade antenna performance, specifically including impedance mismatch?
• How does a radar altimeter determine height above terrain, and what limits performance near the ground?
• Which indicators are monitored by avionics health monitoring to assess system health?
• Which of the following is a major cause of avionics corrosion?
• What is multipath interference in radar altimetry, and how does it affect measurements near the ground?
• What information does a transponder provide to air traffic control, and what is Mode S?
• TACAN stands for which system useful for carrier-based aircraft?
• What does RADAR stand for?
• What is the appearance of a general Calibration label indicating the instrument is calibrated within parameters?
• What additional EMI/EMC testing objective is performed beyond shielding, grounding, and filtering?
• How does an inertial navigation system (INS) derive position and how is drift corrected?
• How does RADAR work?
• What is the Emergency Shut Down Procedure for the battery locker?
• In avionics power management, what is load shedding, and when is it applied?
• Which of the following lists three essential components of a basic electrical circuit?
• Explain the function of flight director modes in an autopilot system, such as wings-level vs altitude hold.
• In this radar system, which subassembly is directed by the processor to ensure the transmitted reply is radiated from the same antenna?
• Current is defined as:
• Which measurement on a digital multimeter would be described as frequency measured in hertz?
• Which safety precautions are essential when performing avionics maintenance on powered aircraft?
• Why is shielding important for avionics cables, and how does proper grounding help?
• How often must a 2M MTR inspector recertify?
• Which CASS block is described as the highest speed, ram and storage?
• What is the basic purpose of CASS?
• What is the role of the environmental control system (ECS) in avionics cooling?
• Outline a basic continuity test for an avionics harness and what indicates a pass or fail.
• How do EMI/EMC considerations influence avionics installation and testing?
• Who designates the METCAL Program Manager?
• SF 153 is used for what purpose in COMSEC management?
• FLIR capability for target detection and recognition includes what ability?
• Explain the concept of Integrated Modular Avionics (IMA) and its benefits.
• Which item is listed under Other equipment for 2M repair?
• Which clearance level is associated with exceptionally grave damage?
• How often must a 2M Technician recertify?
• Which statement describes Nickel Cadmium batteries?
• Which extra test is commonly available on more advanced digital multimeters?
• Which statement best describes the qualifications required to perform basic physical or mechanical calibration functions?
• Which item is not listed as part of 2M repair materials?
• What information does the SF-700 inventory provide?
• Which statement best describes the purpose of an IFF transponder's challenge-response mechanism?
• What is the general effect of flight director modes in an autopilot system?
• How does a standby attitude indicator indicate a primary AI failure to the crew?
• Which equipment is used to view tiny components during 2M repair?
• ESD prevention measures include:
• Which protective device melts its internal element to interrupt the circuit?
• Which statement best describes Electronic Counter Measures (ECM)?
• Within how many days must required tasks be completed for 2M recertification?
• Which system is responsible for converting analog sensor signals to digital form for processing?
• Direct current (DC) is best described as:
• Which ratings comprise the Avionics Division?
• ATFLIR stands for which of the following?
• How would you differentiate a faulty sensor from a faulty display in an avionics fault?
• Voltage is defined as:
• Which quantity is measured in amperes?
• Which statement best describes the role of shielding, grounding, and filtering in EMI/EMC considerations?
• Format 310 contains what listing?
• What is an Attitude Heading Reference System (AHRS) and how is its data validated?
• The designation AN/ASQ-228 refers to which system?
• Which practice best ensures safety and traceability during powered avionics maintenance?
• What is the role of an analog-to-digital converter (ADC) in avionics, and what kinds of signals are commonly converted?
• How long is SF 702 Security Container Check Sheet retained?
• In MIL-STD-1553, what is a remote terminal and what is its role on the bus?
• Which RF spectrum band is used for long-distance communications?
• How does a cockpit display interface with the Flight Management Computer (FMC)?
• What is the purpose of page-checks in COMSEC material handling?
• What is an air data computer (ADC) and how does it relate to the Pitot-Static system?
• What is Huntron primarily used for?
• Why is redundant power supply important in avionics, and how is redundancy typically implemented?
• Frequency is defined as which of the following?
• Format 350 lists items from which custodians?
• What is the purpose of Rosin organic flux in 2M repair?
• What is multiplexing in avionics networks and why is it used?
• Describe the ARINC 429 word format and identify major fields.
• How is GPS integrity maintained in an aircraft navigation system, and what happens if integrity is compromised?
• What does Simple Key Loader (SKL) stand for and what is its use?
• In the context of avionics health monitoring, what is a typical use of collected data after a flight?
• What action should be taken first if unauthorized destruction occurs?
• If the victim is not breathing, what action should be taken?
• Buff Copy of the Meter Card is filed in Measure Inventory format 310 and maintained for a minimum of 12 months or one calibration cycle, whichever is greater.
• How do modern cockpits consolidate data from multiple sensors into displays?
• How does an ILS/LOC navigation receiver function and what faults might degrade its performance?
• Which label indicates Calibration-refer to report, used when actual measurement values must be known to use the instrument?
• Which statement best defines alternating current (AC)?
• In an electrical shock emergency, which action should be taken first if possible?
• What is the purpose of a Flight Management System (FMS) and how does it optimize routes?
• What is the initial step when troubleshooting a CASS bench component?
• What does AECTS stand for?
• Integrated Modular Avionics reduces wiring and maintenance by which mechanism?
• Which IFF mode provides a positive secure friend identification (classified)?
• Which items are included in the PPE for battery handling?
• What are typical components of a built-in self-test (BIT) in avionics and how are faults reported?
• What is the Central Maintenance Computer (CMC) and what is its role in avionics health monitoring?
• Which IFF mode is commonly used for air traffic control?
• What is the function of a standby attitude indicator (SAI) and how does it differ from the primary AI?
• During radar altimeter testing, what is the purpose of range and ground reference checks?
• What is the difference between dual-channel and single-channel attitude indicators?
• How often must SF-700s be verified or checked?
• During an electrical shock incident, which tool should be used to remove the victim?
• What is the mixing ratio for Sodium Bicarbonate solution used to neutralize sulfuric acid in batteries?
• Which disposable item is used for cleaning and wiping during 2M repair?
• What solvent is used as cleaning compound in 2M repair?
• Format 802 lists items that are...
• What does fault tolerance mean in avionics, and can you provide an example in cockpit displays?
• PDS stands for Protected Distribution System. What does it describe?
• Define the acronym ECM.
• Which neutralizing agents are required for batteries?
• Which is an effective approach to isolate a fault when a sensor reading seems inconsistent?
• Which statement best describes the direction of current flow in a circuit?
• What is a major challenge of using a head-up display besides glare?
• Which of the following is NOT one of the three battery categories used in Naval Aviation?
• What does the acronym WRA stand for?
• Identification Friend or Foe (IFF) is used to identify what?
• Which steps constitute the proper procedure to perform a functional test on a radar altimeter?
• What is the retention period for SF 153 COMSEC Destruction Record?
• Which component is NOT typically tested on the AECTS?
• Which CASS variant is the newest version not located at FRC West FT Worth?
• Which system provides distance information when paired with TACAN?
• Which item is NOT listed as a major cause of avionics corrosion?
• An oscilloscope is used to:
• Which statement correctly differentiates NC and NO contacts on a switch?
• Which statement describes non-reportable practices dangerous to security?
• What is the purpose of the RADAR Processor?
• What solder-tin alloy ratio is specified for 2M repair?
• Which data bus is described as using dual-redundant, bidirectional, command/response topology?
• What is the function of the RADAR Transmitter?
• What does the RADAR Receiver do?
• What is the primary purpose of VHF/UHF communications in aviation and what modulation is most common?
• After the hazard is secured and the victim is moved to safety, what is the next step?
• In Micro-miniature repair, which characteristic is emphasized?
• What is the appearance of the Oxygen calibration label used for oxygen equipment?
• Define the acronym FLIR.
• Which of the following is a standard measurement function of a digital multimeter?
• Which statement about ARINC 429 is true?
• Which pressure measurements are essential to compute airspeed and altitude in the air data system?
• What is the appearance of the Special Calibration label?
• What parameters do environmental sensors monitor in avionics, and why?
• Pre-operation checks for an ESD mat include:
• What is the radar mile measured in microseconds for RF travel to a target and back?
• Resistance is measured in which units?
• Two Person Integrity (TPI) requires what arrangement for handling Top Secret COMSEC?
• The air data computer receives data from which source to compute air data for displays and flight computers?
• What is the Aircraft Engine Component Test Stand (AECTS) used for?
• Thermal Runaway is defined as which condition?
• Which statement best distinguishes alternating current from direct current?
• Which item is used as a tool to apply solder during 2M repair?
• Electrostatic Discharge (ESD) is best described as:
• Which piece of equipment is used to inspect small components during 2M repair?
• What information does the Radar Warning Receiver provide to aid evasive action?
• Which CASS block is described as the next highest in speed and ram/storage configuration with 5 cabinets?