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. A document that specifies parameter values and operating conditions for an integrated circuits or other device






2. The digit generated when the sum of two binary digits exceeds 1






3. Data Terminal equipment






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






5. A bridge circuit that is in the balanced state as indicated by 0 V across the output.






6. A notational system for logic symbols that specifies input and output relationships thus fully defining a given function






7. In addition - the number that is added to another number called the augend






8. 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






9. A filter that passes a range of frequencies lying between two critical freqencies and rejects frequencies above and below that range.






10. A method of analog- to- digital conversion using a 1- bit quantization process






11. A combination of logic gates interconnected to produce a specified Boolean function with no storage or memory capability; sometimes called combinatorial logic






12. A combination of input literals that cannot occur and can be used as a 1 or 0 on a Karnaugh Map for simplification

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


13. Burst extended data output dynamic random- access memory






14. A type of inductor used to block or choke off high frequencies






15. The opposition of a capacitor to permit current; the reciprocal of capacitive reactance. The unit is the siemens.






16. A complex programmable logic device that consists basically of muliple SPLD arrays with programmable interconnections.






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






18. In a pulse waveform - the height or maximum value of the pulse as measured from its low level.






19. A type of IC package whose leads must pass through holes to the other side of a PC board






20. The actual current in a branch






21. A group of eight bits






22. Data Communications equipment






23. A unit of the cross - sectional area of a wire.






24. A relatively small - high- speed memory that stores the most recently used instructions or data from the larger but slower main memory






25. An electrical device consisting of two conductive plates separated by an insulating material and possessing the property of capacitance.






26. 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






27. An electrical instrument used to measure current






28. To connect 'end- to- end' as when several counters are connected from the terminal count output of one counter to the enable input of the next counter






29. The current left after the total load current is subtracted from the total current into the circuit






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






31. Describes a number system with a base of ten






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






33. The process or sequence of operations carried out to program a target device






34. Voltage Divider Rule in determining TEC Thevenin Equivalence Circuit






35. Direct memory access; a method to directly interface a peripheral device to memory without using the CPU for control






36. The main part of a computer responsible for control and processing of data; the core of a DSP that processes the program instructions






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






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






39. Having two values or states; describes a number system that has a base of two and utilizes 1 and 0 as its digits






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






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






42. 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


43. A resettable protective device used for interrupting execessive current in an electric circuit






44. A digital circuit device that converts coded information into another (familiar) or noncoded form






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






46. The rotational rate of a phasor which is related to the frequency of the sine wave that the phasor represents






47. The total number of data units(bits - nibbles - bytes - words) that a memory can store.






48. The portion within the microprocessor that provides the timing and control signals for getting data into and out of the microprocessor and for synchronizing the execution of instructions.






49. In addition (ORing) and multiplication (ANDing) of two variables the order in which the variables are ORed or ANDed makes no difference






50. The phasor combination of resistive power (true power) and reactive power. The unit is the volt- amperes (VA).