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






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






3. Describes a number system with a base of ten






4. Having two directions. the stored data can be shifted right or left






5. 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






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






7. Burst extended data output dynamic random- access memory






8. A receiving device on a bus






9. Consisting of numerals - letters - and other characters






10. A two terminal circuit containing voltage sources - current sources - and resistors can be modeled as a voltage source in series with a resistor






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






12. In Boolean algebra - the AND operation






13. A program that translates an assembly language program for one type of microprocessor to an assembly language for another type of microprocessor






14. Basic input/output system; a set of programs in ROM that interfaces the I/) devices in a computer system






15. A series of bits describing a final design that is sent to the target device during programming






16. The normal level of a pulse waveform; the voltage level in the absence of a pulse.






17. Having two stable states. Flip- flops and latches are bistable multivibrators.






18. An arrangement of electrical and/or electronic components interconnected in such a way as to perform a specified function






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






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






21. Sum of all currents entering a node is equal to the sum of all currents leaving the same node

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


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






23. A type of counter in which each stage is clocked from the output of the preceding stage.






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






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






26. A digital circuit that compares the magnitudes of two quantiities and produces an output indicating the relationship of the quantities






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






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






29. 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.






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






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






32. Information in numeric - alphabetic - or other form.






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






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






35. A set of conductive paths hat connects the CPU to other parts of the computer to coordinate its operations and to communicate with external devices






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






37. 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






38. Having two opposites charge carriers within the transistor structure






39. An expression of variables and operators used to express the operation of a logic circuit






40. 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


41. A theorem that states that any amount of voltage sources and current sources can be combined into a single current source with a parallel resistor.

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


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






43. The average of a sine wave over one half- cycle. It is 0.637 times the peak value.






44. Data Terminal equipment






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






46. A type of bistable multivibrator in which the output assumes the state of the D input on the triggering edge of a clock pulse.






47. The number of protons in a nucleus






48. In a PLD - a matrix formed by rows of product- term lines columns of input lines with a programmable cell at each junctions. In VHDL - an array is an ordered set of individual items called elements with a single identifier name.






49. An asynchronous input used to reset a flip- flop (make the Q output 0); to place a register or counter in the state in which it contains all 0's






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