Master Engineering with Fun Quizzes & Brain Teasers!

classical conditioning is the study of behaviors that are____ , whereas operant conditioning studies behaviors that are____
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You are the network administrator for a consulting firm. A website that users on your network visit has a habit of frequently changing its IP address. When these IP mappings change, users are unable to connect until you clear the DNS cache. a Which of the following settings should you configure so that the cache does not need to be manually cleared every time? Forward lookup zone Time to live Reverse lookup zone CNAME record
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the switching valves on the air pump have failed several times. technician a says that a defective exhaust check valve could be the cause. technician b says that a leaking exhaust system at the muffler could be the cause. which technician is correct?
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You are given a dataset with 100 records and are asked to cluster the data. You use K-means to cluster the data, but for all values for K, 1
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during the capture stage of the data life cycle, a data analyst may use spreadsheets to aggregate data.
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technician a says virtual fuses, or e-fuses, are a recent innovation in circuit protection. technician b says virtual fuses are software-controlled fuses that use field effect transistors (fet) as the circuit control device. who is correct?
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technician a says that the multimeter is connected in series with the circuit or component to measure the voltage dropped by the circuit resistance. technician b says that the ohmmeter works well in testing semiconductors. who is correct?
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When assisting users, a technician often uses the Mac OS Force Quit functions and the Linux kill command.Which of the following situations would require their use?a. A user accidentally sends a large job to a printer.b. A runaway application does not respond to user input.c. The operating system needs to be rebooted.d. A remote desktop connection needs to be closed.
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use multiprocessing to create three separate processes. make each one wait a random number of seconds between zero and one, print the current time, and then exit.
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when the fifth bulb is connected, will the current out of the battery increse, descrease or remain the same
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what is the mda and visibility criteria for a straight-in loc/dme rwy 21 approach at portland international in a category b airplane? a. 700 ft. msl; visibility 1 nm. b. 1,120 ft. msl; visibility 1 sm. c. 700 ft. msl; visibility 1 sm.
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scan millions of websites to identify individual webpages that contain a specific word or phrase and then attempt to rank the results from most useful to least useful
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on a linux system using rpm for package management, which of the following commands would you use to search online repositories for an available firefox package?
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civil engineers must design the structures in such a way as to allow for expansion and contraction of materials, such as concrete and steel that occur due to changes in the surrounding temperatures. group of answer choices true false
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technician a says hid (xenon) headlights on vehicles sold in europe must be self-leveling and equipped with washers. technician b says hid headlights produce more heat and use more electricity than halogen headlights. who is correct?
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The sun shining on a distribution panel has no effect on the breakers in the panel.A) TrueB) False
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Which of the following assembler directives are used to define a Procedure in the 8086 MicroprocessorPROCEDURE and ENDPSTARTP and ENDPPROC and ENDPROCNone of the abovexor alter flagsSF and ZFSF and CFCF and OFNone of the aboveThe cdecl isa protocol provides one standard implementation scheme in the 32-bit environmenta program provides one standard implementation scheme in the 32-bit environmenta protocol provides one standard implementation scheme in the 64-bit environmentnone of themsar same as saltruefalseatod is aMacroProcedureInstructionnone of them
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which non-traditional machining process was designed to machine hard (greater than rockwell 45c) and brittle workpieces such as glass, sapphire, alumina, ferrite, piezoceramics, quartz, silicon carbide, and technical ceramics.
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technician a says a malfunction of the abs causes the control module to shut off or inhibit the system. technician b says a loss of hydraulic fluid or power booster pressure disables the antilock brake system. who is correct?
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technician a says ac circuits are used in virtually all chassis circuits because a battery can easily store and supply ac current. technician b says dc current is used to power hybrid drive electric motors. who is correct?
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actuators (outputs) are being discussed. technician a says they are variable resistance/ reference-types, switches, and thermistors. technician b says they convert electrical current into mechanical action. who is correct?
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The counterweight helps reduce the torque force on the mast.ResponsesTrueFalse
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TRUE/FALSE. modern refrigerators, washing machines, and other appliances are controlled by integrated circuits called that combine sensors with processing circuitry.
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Suppose ArrayList X contains two strings[Beijing, Singapore]. Which of the following method will causeruntime errors? (Select all that apply)A) x.size()B)x.set(2, "New York");C) x.remove(2)D) x.get(2)E)x.get(1)
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