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Scientific Abbreviations & Terms MCQs 2026

71 questions with detailed answers · 0 from past papers · 8 quiz batches available

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Read each question, think about the answer, then click Show Answer to reveal the correct option and explanation. Load 10 at a time so it stays manageable — perfect for one-topic study sessions on the bus or during a break.

Page 1 of 1Questions 1–10 of 71
  1. Q1medium

    What does the abbreviation CFC stand for, compounds historically linked to ozone depletion

    1. AChlorofluorocarbon
    2. BCarbon Fluorine Compound
    3. CChlorinated Fluorocarbon Chemical
    4. DChloroform Carbon
    💡 Explanation:

    CFC stands for Chlorofluorocarbon, compounds historically used as refrigerants but linked to ozone depletion.

  2. Q2easy

    What does the abbreviation LCD stand for

    1. ALiquid Crystal Display
    2. BLight Crystal Display
    3. CLinear Crystal Diode
    4. DLiquid Circuit Display
    💡 Explanation:

    LCD stands for Liquid Crystal Display, a common display technology.

  3. Q3easy

    What does the abbreviation WBC stand for, in medical/biological contexts

    1. AWhite Blood Cell
    2. BWhole Body Composition
    3. CWater-Based Cell
    4. DWhite Bone Cell
    💡 Explanation:

    WBC stands for White Blood Cell, immune cells that help fight infection.

  4. Q4medium

    What does the abbreviation ATP stand for

    1. AAdenosine triphosphate
    2. BAdenine triphosphate
    3. CAdenosine tetraphosphate
    4. DAdenylic triphosphate
    💡 Explanation:

    ATP stands for Adenosine triphosphate, the primary energy currency of cells.

  5. Q5easy

    What does the abbreviation RNA stand for

    1. ARibonucleic acid
    2. BRiboxynucleic acid
    3. CRibonuclear acid
    4. DRibosenucleic acid
    💡 Explanation:

    RNA stands for Ribonucleic acid, involved in various roles in gene expression.

  6. Q6easy

    What does the abbreviation GPS stand for

    1. AGlobal Positioning System
    2. BGeographic Positioning System
    3. CGlobal Position Sensor
    4. DGround Positioning System
    💡 Explanation:

    GPS stands for Global Positioning System, used for satellite-based navigation.

  7. Q7medium

    What does the abbreviation PVC stand for, a common plastic material

    1. APolyvinyl chloride
    2. BPolyvinyl carbonate
    3. CPolyvinyl compound
    4. DPolyvalent chloride
    💡 Explanation:

    PVC stands for Polyvinyl chloride, a widely used plastic material.

  8. Q8easy

    What does the abbreviation DNA stand for

    1. ADeoxyribonucleic acid
    2. BDioxyribonucleic acid
    3. CDeoxyribonuclear acid
    4. DDiribonucleic acid
    💡 Explanation:

    DNA stands for Deoxyribonucleic acid, the molecule carrying genetic information.

  9. Q9easy

    What does the abbreviation AIDS stand for

    1. AAcquired Immunodeficiency Syndrome
    2. BAcute Immune Deficiency Syndrome
    3. CAutoimmune Deficiency Syndrome
    4. DAcquired Infectious Disease Syndrome
    💡 Explanation:

    AIDS stands for Acquired Immunodeficiency Syndrome, caused by HIV infection.

  10. Q10easy

    What does the abbreviation RBC stand for, in medical/biological contexts

    1. ARed Blood Cell
    2. BRapid Blood Circulation
    3. CRenal Blood Component
    4. DRed Bone Cell
    💡 Explanation:

    RBC stands for Red Blood Cell, cells responsible for oxygen transport in blood.

  11. Q11easy

    What does the abbreviation HIV stand for

    1. AHuman Immunodeficiency Virus
    2. BHuman Infectious Virus
    3. CHuman Immune Virus
    4. DHuman Internal Virus
    💡 Explanation:

    HIV stands for Human Immunodeficiency Virus, the virus causing AIDS.

  12. Q12easy

    What does the abbreviation GMO stand for, referring to genetically altered organisms

    1. AGenetically Modified Organism
    2. BGeneral Molecular Organism
    3. CGenetic Mutation Occurrence
    4. DGenerated Microbial Organism
    💡 Explanation:

    GMO stands for Genetically Modified Organism, an organism whose genetic material has been altered using biotechnology.

  13. Q13medium

    What does the abbreviation IVF stand for, a common fertility treatment

    1. AIn Vitro Fertilization
    2. BInternal Viral Function (unrelated medical term)
    3. CIntravenous Fluid (an unrelated medical term)
    4. DImmune Vaccine Formula (an unrelated medical term)
    💡 Explanation:

    IVF stands for In Vitro Fertilization, a common assisted reproductive technology.

  14. Q14medium

    What does the abbreviation pH stand for, the scale measuring acidity/basicity

    1. APotential of Hydrogen
    2. BPercentage of Hydrogen
    3. CPower of Hydroxide
    4. DPositive Hydrogen
    💡 Explanation:

    pH stands for Potential of Hydrogen, the scale measuring the acidity or basicity of a solution.

  15. Q15medium

    What does the abbreviation DNA fingerprinting refer to, as a forensic technique

    1. AA method using unique genetic markers to identify individuals
    2. BA method of visually photographing fingerprints, unrelated to genetics
    3. CA method of analyzing blood type only
    4. DA method exclusively used for paternity testing, with no other applications
    💡 Explanation:

    DNA fingerprinting is a forensic technique using unique genetic markers found in an individual's DNA for identification purposes.

  16. Q16hard

    What does the abbreviation DDT stand for, a well-known pesticide

    1. ADichlorodiphenyltrichloroethane
    2. BDichlorodiphenyltoluene
    3. CDichlorophenyltrichloroethane
    4. DDimethyldiphenyltrichloroethane
    💡 Explanation:

    DDT stands for Dichlorodiphenyltrichloroethane, a synthetic pesticide.

  17. Q17easy

    What does the abbreviation IR (as in IR radiation) stand for

    1. AInfrared
    2. BInternal Radiation
    3. CIonizing Radiation (this is a broader, related but distinct concept)
    4. DIntense Radiation
    💡 Explanation:

    IR stands for Infrared, a type of electromagnetic radiation with wavelengths longer than visible light.

  18. Q18easy

    What does the abbreviation UV (as in UV radiation) stand for

    1. AUltraviolet
    2. BUltravisible
    3. CUniversal Vibration
    4. DUnified Voltage
    💡 Explanation:

    UV stands for Ultraviolet, a type of electromagnetic radiation.

  19. Q19medium

    What does the abbreviation ISRO stand for, India's space agency

    1. AIndian Space Research Organisation
    2. BIndian Scientific Research Organization
    3. CInternational Space Research Organisation
    4. DIndian Satellite Research Office
    💡 Explanation:

    ISRO stands for Indian Space Research Organisation, India's national space agency.

  20. Q20easy

    What does the abbreviation NASA stand for

    1. ANational Aeronautics and Space Administration
    2. BNational Aerospace and Science Agency
    3. CNational Astronomical and Space Association
    4. DNational Air and Space Agency
    💡 Explanation:

    NASA stands for National Aeronautics and Space Administration, the US space agency.

  21. Q21easy

    What does the abbreviation WHO stand for, in the context of the global health organization

    1. AWorld Health Organization
    2. BWorld Humanitarian Organization
    3. CWorld Hospital Organization
    4. DWorld Health Office
    💡 Explanation:

    WHO stands for World Health Organization, a specialized United Nations agency for public health.

  22. Q22easy

    What does the abbreviation MRI stand for

    1. AMagnetic Resonance Imaging
    2. BMedical Radiation Imaging
    3. CMagnetic Radioactive Imaging
    4. DMolecular Resonance Imaging
    💡 Explanation:

    MRI stands for Magnetic Resonance Imaging, a medical imaging technique using magnetic fields.

  23. Q23easy

    What does the abbreviation BMI stand for, a measure of body weight relative to height

    1. ABody Mass Index
    2. BBasic Metabolic Index
    3. CBody Muscle Index
    4. DBalanced Mass Indicator
    💡 Explanation:

    BMI stands for Body Mass Index, a measure calculated from body weight and height.

  24. Q24medium

    What does the abbreviation CT (as in CT scan) stand for

    1. AComputed Tomography
    2. BComplete Tomography
    3. CCranial Tomography
    4. DContinuous Tomography
    💡 Explanation:

    CT stands for Computed Tomography, a medical imaging technique using X-rays from multiple angles.

  25. Q25medium

    What does the abbreviation ECG (or EKG) stand for

    1. AElectrocardiogram
    2. BElectrocranial gram
    3. CElectroconductive gram
    4. DElectrocellular gram
    💡 Explanation:

    ECG (or EKG) stands for Electrocardiogram, a recording of the heart's electrical activity.

  26. Q26medium

    What does the abbreviation EEG stand for

    1. AElectroencephalogram
    2. BElectrocardiogram (this is ECG/EKG instead)
    3. CElectrocellular gram
    4. DElectroepidermal gram
    💡 Explanation:

    EEG stands for Electroencephalogram, a recording of the brain's electrical activity.

  27. Q27medium

    What does the abbreviation LASER stand for

    1. ALight Amplification by Stimulated Emission of Radiation
    2. BLight And Sound Emission Ray
    3. CLinear Array Sequential Energy Radiation
    4. DLong-range Amplified Signal Emission Ray
    💡 Explanation:

    LASER stands for Light Amplification by Stimulated Emission of Radiation.

  28. Q28medium

    What does the abbreviation RADAR stand for

    1. ARadio Detection And Ranging
    2. BRadiation Detection And Ranging
    3. CRapid Aerial Detection And Reporting
    4. DRadio Amplification and Data Reporting
    💡 Explanation:

    RADAR stands for Radio Detection And Ranging, a system using radio waves to detect objects.

  29. Q29medium

    What does the abbreviation SONAR stand for

    1. ASound Navigation And Ranging
    2. BSolar Navigation And Ranging
    3. CSound Amplification And Ranging
    4. DSignal Navigation And Radar
    💡 Explanation:

    SONAR stands for Sound Navigation And Ranging, a system using sound waves for underwater detection.

  30. Q30easy

    What does the abbreviation LED stand for

    1. ALight Emitting Diode
    2. BLight Energy Device
    3. CLinear Emission Diode
    4. DLight Efficient Display
    💡 Explanation:

    LED stands for Light Emitting Diode, a semiconductor device that emits light.

  31. Q31easy

    What does the abbreviation ER stand for, in hospital settings

    1. AEmergency Room
    2. BExternal Room (an unrelated, incorrect term)
    3. CExtended Recovery (an unrelated, incorrect term)
    4. DEmergency Response (a related, but not the standard hospital department term)
    💡 Explanation:

    ER stands for Emergency Room, the hospital department for urgent medical care.

  32. Q32hard

    What does the abbreviation Wi-Fi commonly refer to, though it is often mistakenly expanded as an acronym

    1. AA trademarked term for wireless networking technology (not technically a strict acronym, despite common belief)
    2. BWireless Fidelity (a common but technically incorrect backronym)
    3. CWide Field (an incorrect variant)
    4. DWireless Frequency (an incorrect variant)
    💡 Explanation:

    "Wi-Fi" is actually a trademarked term for wireless networking technology, not technically a strict acronym, despite the common misconception that it stands for "Wireless Fidelity."

  33. Q33medium

    What does the abbreviation OPEC stand for, an organization related to petroleum resources

    1. AOrganization of the Petroleum Exporting Countries
    2. BOrganization for Petroleum Environmental Control (an incorrect variant)
    3. COverseas Petroleum Export Corporation (an incorrect variant)
    4. DOrganized Petroleum Extraction Committee (an incorrect variant)
    💡 Explanation:

    OPEC stands for Organization of the Petroleum Exporting Countries.

  34. Q34medium

    What does the abbreviation IPCC stand for, a key body on climate science

    1. AIntergovernmental Panel on Climate Change
    2. BInternational Panel for Climate Control (an incorrect variant)
    3. CInstitute for Planetary Climate Change (an incorrect variant)
    4. DInternational Program on Carbon Control (an incorrect variant)
    💡 Explanation:

    IPCC stands for Intergovernmental Panel on Climate Change, a leading international body assessing climate science.

  35. Q35medium

    What does the abbreviation UNICEF stand for

    1. AUnited Nations International Children's Emergency Fund
    2. BUnited Nations Institute for Children's Education Fund (an incorrect variant)
    3. CUnited Nations International Cultural and Educational Fund (an incorrect variant)
    4. DUnited Nations Immunization and Children's Emergency Fund (an incorrect variant)
    💡 Explanation:

    UNICEF stands for United Nations International Children's Emergency Fund, though it is now officially named UN Children's Fund, retaining the acronym.

  36. Q36medium

    What does the abbreviation UNESCO stand for

    1. AUnited Nations Educational, Scientific and Cultural Organization
    2. BUnited Nations Economic and Social Council (this is actually ECOSOC, a different UN body)
    3. CUnited Nations Environmental and Scientific Committee (an incorrect variant)
    4. DUnited Nations Emergency Science Organization (an incorrect variant)
    💡 Explanation:

    UNESCO stands for United Nations Educational, Scientific and Cultural Organization.

  37. Q37easy

    What does the abbreviation GDP stand for, though primarily an economic term sometimes appearing in general knowledge tests

    1. AGross Domestic Product
    2. BGeneral Development Plan (an incorrect variant)
    3. CGlobal Distribution Percentage (an incorrect variant)
    4. DGovernment Data Processing (an incorrect variant)
    💡 Explanation:

    GDP stands for Gross Domestic Product, a key economic measurement, occasionally included in general knowledge contexts.

  38. Q38medium

    What does the abbreviation NPK stand for, common in fertilizer labeling

    1. ANitrogen, Phosphorus, Potassium
    2. BNitrogen, Phosphate, Kalium (Kalium is an alternate name for potassium, but the standard is "Potassium")
    3. CNickel, Phosphorus, Potassium (Nickel is incorrect)
    4. DNitrogen, Phosphorus, Kalcium (incorrect spelling/element)
    💡 Explanation:

    NPK stands for Nitrogen, Phosphorus, and Potassium, the three primary nutrients highlighted in fertilizer labeling.

  39. Q39medium

    What does the abbreviation STP stand for, in chemistry, referring to a reference condition

    1. AStandard Temperature and Pressure
    2. BSystematic Thermal Pressure (an incorrect variant)
    3. CStable Thermodynamic Point (an incorrect variant)
    4. DSurface Temperature Profile (an incorrect variant)
    💡 Explanation:

    STP stands for Standard Temperature and Pressure, a reference condition used in scientific measurements.

  40. Q40medium

    What does the abbreviation SI (as in SI units) stand for

    1. AInternational System of Units (from the French "Systeme International")
    2. BScientific Instrument (an incorrect, unrelated variant)
    3. CStandard Index (an incorrect, unrelated variant)
    4. DSystematic Integration (an incorrect, unrelated variant)
    💡 Explanation:

    SI stands for the International System of Units, derived from the French "Systeme International d'Unites."

  41. Q41medium

    What does the abbreviation EPA stand for, a US regulatory agency

    1. AEnvironmental Protection Agency
    2. BEmergency Public Administration (an incorrect variant)
    3. CEcological Preservation Association (an incorrect variant)
    4. DEnergy Production Agency (an incorrect variant)
    💡 Explanation:

    EPA stands for Environmental Protection Agency, the US agency responsible for environmental regulation.

  42. Q42medium

    What does the abbreviation FDA stand for, a US regulatory agency

    1. AFood and Drug Administration
    2. BFederal Drug Agency (an incorrect variant)
    3. CFood Distribution Administration (an incorrect variant)
    4. DFederal Dietary Association (an incorrect variant)
    💡 Explanation:

    FDA stands for Food and Drug Administration, the US agency regulating food and pharmaceutical safety.

  43. Q43medium

    What does the abbreviation CDC stand for, a major US public health agency

    1. ACenters for Disease Control and Prevention
    2. BCentral Disease Coordination (an incorrect variant)
    3. CCommunity Disease Center (an incorrect variant)
    4. DClinical Diagnostic Center (an incorrect variant)
    💡 Explanation:

    CDC stands for Centers for Disease Control and Prevention, a major US public health agency.

  44. Q44medium

    What does the abbreviation NIH stand for, a major US medical research institution

    1. ANational Institutes of Health
    2. BNational Institute of Hospitals (an incorrect variant)
    3. CNational Institution for Healthcare (an incorrect variant)
    4. DNational Immunity Headquarters (an incorrect variant)
    💡 Explanation:

    NIH stands for National Institutes of Health, a major US biomedical research agency.

  45. Q45medium

    What does the abbreviation MERS stand for, referring to a related coronavirus illness

    1. AMiddle East Respiratory Syndrome
    2. BMultiple Emerging Respiratory Syndrome (an incorrect variant)
    3. CMajor Epidemic Respiratory Sickness (an incorrect variant)
    4. DMedical Emergency Respiratory Syndrome (an incorrect variant)
    💡 Explanation:

    MERS stands for Middle East Respiratory Syndrome, a coronavirus-caused illness first identified in that region.

  46. Q46medium

    What does the abbreviation SARS stand for, referring to a respiratory illness that caused a 2003 outbreak

    1. ASevere Acute Respiratory Syndrome
    2. BSystemic Acute Respiratory Syndrome (an incorrect variant)
    3. CSevere Airborne Respiratory Sickness (an incorrect variant)
    4. DSudden Acute Respiratory Symptom (an incorrect variant)
    💡 Explanation:

    SARS stands for Severe Acute Respiratory Syndrome, a coronavirus-caused illness that led to a notable 2003 outbreak.

  47. Q47easy

    What does the abbreviation CPR stand for, an emergency life-saving technique

    1. ACardiopulmonary Resuscitation
    2. BChest Pressure Release (an unrelated, incorrect term)
    3. CCardiac Pulse Restoration (an unrelated, incorrect term)
    4. DCirculatory Pressure Regulation (an unrelated, incorrect term)
    💡 Explanation:

    CPR stands for Cardiopulmonary Resuscitation, an emergency procedure for cardiac arrest.

  48. Q48easy

    What does the abbreviation ICU stand for, in hospital settings

    1. AIntensive Care Unit
    2. BInternal Care Unit (a similar-sounding but incorrect term)
    3. CImmediate Care Unit (a similar-sounding but incorrect term)
    4. DIsolated Care Unit (a similar-sounding but incorrect term)
    💡 Explanation:

    ICU stands for Intensive Care Unit, a specialized hospital department for critically ill patients.

  49. Q49easy

    What does the abbreviation TB stand for, referring to a common infectious respiratory disease

    1. ATuberculosis
    2. BToxic Bronchitis (an unrelated, incorrect term)
    3. CThoracic Blockage (an unrelated, incorrect term)
    4. DTransmissible Bacteria (a general, incorrect descriptive term)
    💡 Explanation:

    TB stands for Tuberculosis, a bacterial infection primarily affecting the lungs.

  50. Q50easy

    What does the abbreviation STD stand for, in medical contexts

    1. ASexually Transmitted Disease
    2. BStandard Testing Device (an unrelated medical term)
    3. CSkin Tissue Damage (an unrelated medical term)
    4. DSystemic Toxic Disorder (an unrelated medical term)
    💡 Explanation:

    STD stands for Sexually Transmitted Disease, infections spread primarily through sexual contact.

  51. Q51medium

    What does the abbreviation PCR stand for, a common laboratory DNA amplification technique

    1. APolymerase Chain Reaction
    2. BProtein Chain Replication
    3. CPhosphate Compound Reaction
    4. DPhotosynthetic Chemical Reaction
    💡 Explanation:

    PCR stands for Polymerase Chain Reaction, a technique used to amplify small segments of DNA.

  52. Q52easy

    What does the abbreviation RAM stand for, a type of computer memory

    1. ARandom Access Memory
    2. BRapid Access Module (an incorrect variant)
    3. CRead And Modify (an incorrect variant)
    4. DRecorded Analog Memory (an incorrect variant)
    💡 Explanation:

    RAM stands for Random Access Memory, a type of computer memory used for temporary data storage during operation.

  53. Q53easy

    What does the abbreviation VIP commonly stand for

    1. AVery Important Person
    2. BVerified Individual Profile (an unrelated, incorrect term)
    3. CVirtual Information Portal (an unrelated, incorrect term)
    4. DVital Identification Protocol (an unrelated, incorrect term)
    💡 Explanation:

    VIP commonly stands for Very Important Person, though not strictly a scientific term, it appears in general knowledge contexts.

  54. Q54medium

    What does the abbreviation JAXA stand for, Japan's space agency

    1. AJapan Aerospace Exploration Agency
    2. BJapanese Astronomical and Exploration Agency (an incorrect variant)
    3. CJapan Advanced Exploration Association (an incorrect variant)
    4. DJapanese Aeronautics and Exploration Alliance (an incorrect variant)
    💡 Explanation:

    JAXA stands for Japan Aerospace Exploration Agency.

  55. Q55medium

    What does the abbreviation ESA stand for, a major space agency

    1. AEuropean Space Agency
    2. BEnvironmental Satellite Association (an incorrect variant)
    3. CEurasian Space Alliance (an incorrect variant)
    4. DEuropean Scientific Academy (an incorrect variant)
    💡 Explanation:

    ESA stands for European Space Agency.

  56. Q56medium

    What does the abbreviation NOAA stand for, a US scientific agency focused on oceans and atmosphere

    1. ANational Oceanic and Atmospheric Administration
    2. BNational Ocean and Air Agency (an incorrect variant)
    3. CNational Organization for Atmospheric Analysis (an incorrect variant)
    4. DNational Observatory of Atmospheric Affairs (an incorrect variant)
    💡 Explanation:

    NOAA stands for National Oceanic and Atmospheric Administration, the US agency focused on oceans, weather, and climate.

  57. Q57medium

    What does the abbreviation IUCN stand for, the organization maintaining the Red List of species

    1. AInternational Union for Conservation of Nature
    2. BInternational Union of Chemistry and Nature (an incorrect variant)
    3. CInternational Council for Nature (an incorrect variant)
    4. DIndependent Union for Conservation Networks (an incorrect variant)
    💡 Explanation:

    IUCN stands for International Union for Conservation of Nature, the organization maintaining the global Red List of threatened species.

  58. Q58easy

    What does the abbreviation NGO stand for, referring to independent organizational bodies

    1. ANon-Governmental Organization
    2. BNational Government Office (an incorrect variant)
    3. CNew Global Organization (an incorrect variant)
    4. DNon-Government Ordinance (an incorrect variant)
    💡 Explanation:

    NGO stands for Non-Governmental Organization, an independent organization not part of a government.

  59. Q59medium

    What does the abbreviation FAO stand for, a UN specialized agency related to agriculture

    1. AFood and Agriculture Organization
    2. BFederal Agricultural Office (an incorrect variant)
    3. CFisheries and Agricultural Organization (a close, but incorrect variant, missing the "Food" element)
    4. DFarming Assistance Organization (an incorrect variant)
    💡 Explanation:

    FAO stands for Food and Agriculture Organization, a UN specialized agency focused on defeating hunger and improving agriculture.

  60. Q60medium

    What does the abbreviation EQ (as in emotional intelligence) stand for

    1. AEmotional Quotient
    2. BEquilibrium Quality (an incorrect variant)
    3. CEducational Quotient (an incorrect variant)
    4. DEfficiency Quantity (an incorrect variant)
    💡 Explanation:

    EQ stands for Emotional Quotient, a measure of emotional intelligence.

  61. Q61easy

    What does the abbreviation IQ (as in IQ test) stand for

    1. AIntelligence Quotient
    2. BIndividual Quality (an incorrect variant)
    3. CInstant Query (an incorrect variant)
    4. DIntegrated Questionnaire (an incorrect variant)
    💡 Explanation:

    IQ stands for Intelligence Quotient, a measure derived from standardized intelligence tests.

  62. Q62hard

    What does the abbreviation Wi-MAX refer to, a wireless communication standard

    1. AWorldwide Interoperability for Microwave Access
    2. BWireless Maximum Access (an incorrect variant)
    3. CWide Multi-Access Exchange (an incorrect variant)
    4. DWorld Media Access Extension (an incorrect variant)
    💡 Explanation:

    WiMAX stands for Worldwide Interoperability for Microwave Access, a wireless broadband communication standard.

  63. Q63medium

    What does the abbreviation URL stand for, referring to a web address

    1. AUniform Resource Locator
    2. BUniversal Reference Link (an incorrect variant)
    3. CUser Registration Locator (an incorrect variant)
    4. DUnified Retrieval Location (an incorrect variant)
    💡 Explanation:

    URL stands for Uniform Resource Locator, the address used to locate resources on the internet.

  64. Q64medium

    What does the abbreviation HTML stand for, a foundational web technology

    1. AHyperText Markup Language
    2. BHigh-Tech Modern Language (an incorrect variant)
    3. CHome Text Manipulation Language (an incorrect variant)
    4. DHyperlink Text Management Language (an incorrect variant)
    💡 Explanation:

    HTML stands for HyperText Markup Language, the standard language for creating web pages.

  65. Q65easy

    What does the abbreviation ASAP commonly stand for

    1. AAs Soon As Possible
    2. BAutomatic System Application Process (an unrelated, incorrect term)
    3. CAdvanced Scientific Analysis Protocol (an unrelated, incorrect term)
    4. DAccurate Statistical Assessment Plan (an unrelated, incorrect term)
    💡 Explanation:

    ASAP commonly stands for "As Soon As Possible."

  66. Q66easy

    What does the abbreviation ROM stand for, a type of computer memory

    1. ARead-Only Memory
    2. BRandom Operating Module (an incorrect variant)
    3. CRapid Output Memory (an incorrect variant)
    4. DRecorded Operational Memory (an incorrect variant)
    💡 Explanation:

    ROM stands for Read-Only Memory, a type of computer memory that generally cannot be modified after manufacturing.

  67. Q67easy

    What does the abbreviation FYI commonly stand for

    1. AFor Your Information
    2. BFull Year Index (an unrelated, incorrect term)
    3. CFederal Yield Indicator (an unrelated, incorrect term)
    4. DFormal Yearly Inspection (an unrelated, incorrect term)
    💡 Explanation:

    FYI commonly stands for "For Your Information."

  68. Q68medium

    What does the abbreviation AM (as in AM radio) stand for

    1. AAmplitude Modulation
    2. BAutomatic Modulation (an incorrect variant)
    3. CAdvanced Microwave (an incorrect variant)
    4. DAnalog Median (an incorrect variant)
    💡 Explanation:

    AM stands for Amplitude Modulation, a radio broadcasting technique.

  69. Q69medium

    What does the abbreviation FM (as in FM radio) stand for

    1. AFrequency Modulation
    2. BFixed Modulation (an incorrect variant)
    3. CFull Median (an incorrect variant)
    4. DFundamental Magnetism (an incorrect variant)
    💡 Explanation:

    FM stands for Frequency Modulation, a radio broadcasting technique.

  70. Q70easy

    What does the abbreviation USB stand for, a common computer connection standard

    1. AUniversal Serial Bus
    2. BUnited System Board (an incorrect variant)
    3. CUnified Signal Broadcast (an incorrect variant)
    4. DUniform Storage Base (an incorrect variant)
    💡 Explanation:

    USB stands for Universal Serial Bus, a common standard for connecting devices to computers.

  71. Q71easy

    What does the abbreviation CPU stand for, a core computer component

    1. ACentral Processing Unit
    2. BComputer Power Unit (an incorrect variant)
    3. CCore Programming Utility (an incorrect variant)
    4. DCentral Program Undertaking (an incorrect variant)
    💡 Explanation:

    CPU stands for Central Processing Unit, the primary processing component of a computer.

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