A method that convert clear text messages into their cryptogram by replacing individual letters on the clear text with equivalent letters found in a cypher chart communication., Cypher System, Code System, Substitution, Transportation, The message should be clear accurate and brief, Conjunction, preposition and articles such as “and”, “as”, “but”, “in”, “on”, and many other should be eliminated unless essential to the meaning., Completeness, Clearness, Brevity, Conciseness, Message requiring expeditious action by the addressee and or furnish essential information for the conduct of operation in progress when lower precedence will not suffice., Priority, Immediate, Flash, Routine, A type of radio communications equipment commonly used by the AFP which maybe manpack, vehicular, base, handheld, aircraft mounted or aboard ship., Tactical, Commercial, Legacy, Administrative, A computer which is commonly used for solving different types of problem., General-purpose, Barcode Reader, Optical Disk, Special-Purpose, It is a classification of natural interference which is caused by numerous thunderstorm that occurs at various points over the earth’s surface at any given time., Atmospheric, Fading, Precipitation Static, Solar, It is a classification of natural interference which is probably due to magnetic storms that results from the thermonuclear reaction continually taking place from the sun., Atmospheric, Fading, Solar, Precipitation Static, It is generally encountered at frequencies above a few hundred megacycle., Atmospheric, Fading, Solar and Cosmic sources, Precipitation Static, It is the process of converting alternating current into direct current using the diode., Rectification, Filtering, Increase Voltage, Drop Voltage, A type of bias in which the diode will not function if the Voltage in the diode is Negative with respect to the Cathode., Backward, Reverse, Rear, Forward, The unauthorized disclosure will not endanger national security but will caused administrative embarrassment, unwanted injury to individual and be of advantage in foreign nation., Confidential, Secret, Top Secret, Unclassified, It is a computer designed for a particular function, executing the same stored of instructions whenever requested., Barcode Reader, Optical Disk, Special-Purpose, Printer, It is a device that transfers electrical energy from one circuit to another through a shared magnetic field., Filter, Transformer, Rectifier, Power Supply, A cell that is widely used as secondary cell in which the electrolyte is composed of Sulfuric Acid and Water., Nickel-Cadmium, Lead-Acid, Silver-Cadmium, Silver-Zinc, A method of converting plain text to an equivalent cryptogram by transferring the position of individual letters of the original clear text., Cypher System, Code System, Transposition, Substitution, It is a process applied in recharging batteries in shortest time possible., Floating, Fast, Initial, Normal, It is the component used to rectify the voltage., Capacitor, Resistor, Diode, Transformer, It is where the strength of the magnetic fields defend on., Current flow, Capacitance, Resistance, Voltage flow, A type of core that has opposite effect of the inductance., Copper, Air, Iron, Silver, The following infrastructure belong to communication system EXCEPT., Information System, Fixed, Non-military Specs, Tactical, These are semi-conductor materials which are widely used in the construction of its components., Germanium and Silicon, Arsenic and Gallium, Aluminum and plutonium, Neon and Argon, The potential difference across the conductor., Induce Electromotive Force, Electrical Source, Potential Difference, Retentively, A kind of interference which exists when the operation of one communication service results in abnormal operation or diminished performance in one or more other services, due to other cross talk or spurious response., Mutual, Man-made, Magnetic, Natural, This term implies the ability of a communication center to get the message despite the destruction of communication means., Accuracy, Secured, Survivability, Speed, It is a type of wave that bends the path of waves when meet with some form of obstruction., Refraction, Reflection, Diffraction, Sine, An electrical device that converts alternating current to direct current., Load, Primary Winding, Rectifier, Secondary winding, It is the ratio in which inductance divided by the resistance (L/R)., Time Constant, Self-inductance, Inductive Time, Time relative, It is the magnitude of change in the oscillating variable., Amplitude, Cycle, Frequency, Wavelength, Implies the transmission of message exactly as it was originally prepared., Accuracy, Secured, Simple, Prepared, A device that uses the effect of temperature on resistance to great advantage., Collector, Thermistor, Resistor, Emitter, Examples of this resistor are wire-wound, carbon-composition, and deposited-film resistor., Fixed, Polarized, Variable, Voltage, It is the most commonly used type of resistor., Deposited-film, Cemented, Carbon-composition, Wire-wound, The four electrons that occupies the outer shell of a semi-conductor atom., Valence, Nucleus, Proton, Neutron, Select ONE of the advantages of semiconductor., Required simply for the purpose of stabilizing solid-state in the circuit., May be easily damaged by exceeding their power dissipation limits., Made of solid materials., Susceptible to changes in temperature., It is referred to as the space that was previously occupied by the electron., Electronic, Holes, Positive, Proton, It is a transistor element that controls the current flow of current carrier., Collector, Base, Conductor, Emitter, This indicates that the radio strength and readability is “GOOD and CLEAR”., 2 by 1, 4 by 5, 4 by 4, 3 by 2, The following are the disadvantages of radio EXCEPT., Fixed communication, Speed of installation, Frequent difficulties, Using only one mode of operation, It is sometimes called the peak amplitude or the maximum amplitude., Peak, Minimum, Peak-to-peak, Medium, The condition of any communication electronics and information systems (CEIS) equipment where the total cost of all repair needed to restore it exceed sixty percent (60%) and shall not be cost-effective compared with the acquisition/procurement of a new one., Beyond economical repair, Economical repairable, Preventive maintenance, Schedule for repair, These are measures designed to prevent the enemy from intercepting transmission or from obtaining usable information from intercepted communications., Coding, Ciphering, Decoding, Security, It is the distance in space occupied by one cycle., Amplitude, Cycle, Wavelength, Frequency, The person who received incoming messages and transmit/ relay outgoing messages over radio circuit., Chief Radio Operator, Drafter, Manual Teletypewriter, Radio Operator, It is an atom that when a semiconductor material is doped with trivalent atom., Free, Donor, Acceptor, Reflector, Are services and inspections performed by organizational maintenance personnel as contain in appropriate manuals., Periodic Services, Operators Maintenance, Safety Precaution, Signal Reports, These are advantages of radio EXCEPT., Fixed Communication, Using only one mode of operation, Speed of installation, Frequency difficulties, An element of communication security where communication is converted from an understandable language to an unintelligible text or language which conveys a hidden meaning., Transmission Security, Cryptographic Security Clearance, Security Measure, Cryptographic Security, This indicates that the radio strength and readability is “fading but unreadable”., 4 by 3, 2 by 3, 3 by 4, 1 by 3, It refers to proper separation or segregation or turn-in CEIS equipment into: serviceable without repair, unserviceable but repairable and beyond economical repair or for salvage., Maintenance, Classification, Repair, Servicing, The condition of any communication electronics and information systems (CEIS) equipment where the total cost of all repair needed to restore it shall not exceed sixty percent (60%) of the prevailing market price of a brand new item of the same kind/type., Beyond Economical repair, Preventive maintenance, Economical Repairable, Schedule for Repair, It is the relationship between and/or among major services and unified commands particularly component units of major services deployed within a unified command., Operational Assets, Tactical Communication Interoperability, Tactical Communication Asset, Means of Communication, It is a waves that are neither transmitted nor absorbed, but are reflected from the surface of the medium they encounter., Diffraction, Sine, Refraction, Reflection, A computer which is used for a personal computer (PC) that can be placed on a desktop or carried from the room to room., General-Purpose, Microcomputers, Barcode Reader, Special-purpose, This indicates that the radio strength and readability is “weak but readable”, 2 by 5, 3 by 3, 4 by 3, 3 by 4, It is the voltage applied to semiconductor diode., Bias, Barrier, Drop, Opposite Charges, A support from surveillance of electromagnetic spectrum for threat recognition., Electronic Action, Electronic Attack, Electronic Warfare, Electronic Protection, It is an area used to detect an early warning, target tracking and target acquisition., Strategic Defense, Air space management, Intelligence, Air defense, Extensively used to power emergency equipment and can be change and discharge a fewer times than other types of cells., Silver- Zinc, Nickel-Cadmium, Silver-Cadmium, Lead-acid, A type of core that increases the inductance., Iron, Copper, Air, Silver, It is commonly referred as electron-pair bond., Quadrivalent, Pentavalent, Covalent, Trivalent, This catalyst links electricity and magnetism., Alternating Current, Motion, Magnetic field, Current Flow, The following infrastructure belongs to electronics system EXCEPT, Night Vision Goggle, Global Positioning System, Data Communication, Public Address System, It is the output of the transformer., Load, Primary Winding, Rectifier, Secondary Winding, It is an opposing Electromagnetic Force (EMF) of self- induction., Counter, Backward, Feedback, Forward, A reference of communication security where it is the third priority during emergency evacuation and destruction., Cryptographic Keying Materials, Crypto Materials, Top Secret Documents, Other Classified Materials, A transistor which the symbol of the arrow is pointing in., Negative, Negative, Positive (NNP), Negative, Positive, Negative (NPN), Positive, Negative, Positive (PNP), Positive, positive, negative (PPN), It is an electric current that produced magnetic field., Electromagnetic, Artificial Magnet, Electrostatic, Natural Magnet, The transistor element which gathers the current carrier., Base, Emitter, Conductor, Collector, When placed in a magnetic field, this material creates a magnetic moment induced in them that opposes the direction of the magnetic field., Electromagnetic, Diamagnetic, Ferromagnetic, Paramagnetic, This indicates that the radio strength and readability is “good and readable”., 2 by 1, 3 by 2, 4 by 4, 4 by 5

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