Electronics Quiz - Physics Quiz - Science Quiz

• Expressing a very large number
• Expressing a very small number
• Used to make calculations with large and small numbers
• All of the above

18. What is the difference between binary coding and binary coded decimal?

• Binary coding is pure binary
• BCD is pure binary
• Binary coding has a decimal format
• BCD has no decimal format

19. A data conversion system may be used to interface a digital computer system to

• An analog output device
• A digital output device
• An analog input device
• A digital printer

20. A Junction Field Effect Transistor (JFET)

• is a current-controlled device
• has a low input resistance
• is a voltage-controlled device
• is always forward-biased

21. Which of the following memories uses a MOSFET and a capacitor as its memory cell?

• SRAM
• DRAM
• ROM
• DROM

22. Which device would best aid in shorted track detection?

• Multimeter
• Current Tracer
• Logic Pulser
• Oscilloscope

23. A basic S-R flip-flop can be constructed by cross-coupling which basic logic gates?

• AND or OR gates
• XOR or XNOR gates
• NOR or NAND gates
• AND or NOR gates

24. What is the peak value of a household appliance that uses a 230 V ac source?

• 163 V
• 230 V
• 325 V
• 480 V