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






2. A type of semiconductor memory that stores data in the form of charge packets and is serially accessed






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






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






5. A connection at the midpoint of a winding in a transformer






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






7. Voltage Divider Rule in determining TEC Thevenin Equivalence Circuit






8. A interconnection of electrical components designed to produce a desired result. A basic circuits consists of a source - a load and an interconnecting current path.






9. A type of magnetic tape format






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






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






12. In addition - the number to which the addend is added






13. One current path in a parallel circuit; a current path that connects two nodes






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






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






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






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






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






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






20. The unit of electrical current






21. Consisting of numerals - letters - and other characters






22. The process that prevents two sources from using a bus at the same time






23. 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






24. The number of protons in a nucleus






25. Transistor-Transistor Logic and is implemented with bipolar junction transistors






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






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






28. Burst extended data output dynamic random- access memory






29. Describes a number system with a base of ten






30. A digital code in which each of the decimal digits - 0 through 9 - is represented by a group of four bits






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


32. 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






33. A set of interconnections that interface one or more devices based on a standardized specification






34. A programming language that uses English like words and has a one- to- one correspondence to machine language






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






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






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






38. A transformer in which the primary and secondary are in a single winding






39. The beginning address of a segment of memory






40. Having two opposites charge carriers within the transistor structure






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






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






43. Having no stable state. An astable multivibrator oscillates between two quasi- stable states.






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






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






46. A logic circuit used to add two binary numbers






47. 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






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






49. The location of a given storage cell or group of cells in a memory; a unique memory location containing on byte






50. A combined coder and decoder