Test your basic knowledge |

Digital Fundamentals

Subject : engineering
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. In a division operation the quantity that is being divided






2. Data Terminal equipment






3. Digital audio tape; a type of magnetic tape format






4. American wire gauge; a standardization based on wire diameter






5. Voltage Divider Rule in determining TEC Thevenin Equivalence Circuit






6. A bidirectional set of conductive paths on which data or instruction codes are transferred into a microprocessor or on which the result of an operation is sent out from the microprocessor






7. Bipolar junction transistor; a semiconductor device used for switching or amplification. A BJT has two junctions - the base- emitter junction and the base- collector junction






8. A electrical property of matter that exist because of an excess or a deficiency of electrons. Can be either positive or negative






9. A semiconductor device that conducts current in only one direction






10. The ability of a capacitor to store electrical charge.






11. A method for internally testing a PLD based on the JTAG standard (IEEE std.)






12. A group of eight bits






13. American Standard Code for Information Interchange; the most widely used alphanumeric code.






14. A stage of the DSP pipeline operation in which instructions are assigned to functional units and are decoded.






15. A type of magnetic tape format






16. A basic logic operation in which a true(high) output occurs only when all the input conditions are true (high)






17. A circuit that prevents loading of an input or output






18. Sum of all the voltage drops in series equals to the source voltage

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


19. The interval of time occupied by a single bit in a sequence of bits; the period of the clock






20. Stands for Complementary Metal-Oxide Semiconductor and is implemented with a type of field transistor






21. A method for the automated testing of printed circuit boards in which the board is mounted on a fixture that resembles a bed of nails that makes contact with test points






22. A software compiler language for SPLD programming; a type of hardware description language (HDL)






23. An instrument that can specify each of the other instruments on the bus as either a talker or a listener for the purpose of data transfer.






24. The unit of electrical current






25. Consisting of numerals - letters - and other characters






26. A device used to convert an analog signal to a sequence of digital codes






27. A number given in ampere- hours determined by multiplying the current times the length of the time (h) a battery can deliver that current to a load






28. The time from the application of a valid memory address to the appearance of valid output data






29. Dual in - line memory module






30. American National Standards Institute






31. The process of producing an output carry in full- adder when both input bits are 1s.






32. In relation to VHDL feature that permits operations to be processed in a parallel;that is operations that occur simultaneously






33. In Boolean algebra - the OR operation






34. One of the three regions in a bipolar junction transistor






35. A code within DOS that allows various operations on files and includes a primitive assembler; to eliminate a problem in hardware or software.






36. Arithmetic Logic Unit; the key processing element of a microprocessor that perfoms arithmetic and logic operations.






37. The law that states ORing several variables and then ANDing the single variable with each of the several variables and the ORing the product






38. An energy source that uses a chemical reaction to convert chemical energy into electrical energy.






39. The mathematics of logic circuits






40. To decrease the binary state of a counter by one






41. The portion of the CPU that interfaces with the system buses and fetches instructions - reads operands - and writes results.






42. The ratio of pulse width to period expressed as a percentage






43. The application of a dc voltage to an electronic device to produce a desired mode of operation






44. A unit of logic in an FPGA that is made up of multiple smaller logic modules and a local programmable interconnect that is used to connect logic modules within the CLB






45. The effect created when a signal is sampled at less than twice the signal frequency. Aliasing creates unwanted frequencies that interfere with the signal frequency.






46. The graph of a filter's frequency response showing the change in the output voltage to input voltage ratio expressed in dB as a function of frequency for a constant input voltage






47. The process of rippling an input carry to become the output carry in a full- adder when either or both of the input bits are 1's and the input carry is a 1






48. The inverse of opposite of a number - in Boolean algebra - the inverse function - expressed with a bar over the variable. The complement of a 1 is a 0 - and vice versa






49. A binary digit - which can be either 1 or 0






50. Describes a number system with a base of ten