# Digital Computer Electronics – Section 4

6. Conversion of 10110112 to it’s decimal equivalent is

A. 8110
B. 9110
C. 10010
D. 20010
E. None of the above

Correct Answer:  B. 9110

7. The octal equivalent of decimal 324.987 is

A. 504.771
B. 640.781
C. 815.234
D. 90.987
E. None of the above

Correct Answer:  A. 504.771

8. One way to simplify the sum-of-products equation is to use boolean algebra. Another way is the _____ map.

A. De Morgan
B. Standard
C. Schottky
D. Karnaugh
E. None of the above

Correct Answer:  D. Karnaugh

9. With a JK master-slave flip-flop the master is cocked when the clock is _____ and the slave is triggered when the clock is _____

A. set, reset
B. race, no change
C. high, low
D. set, race
E. None of the above

Correct Answer:  C. high, low

10. The 7400 series, also called standard TTL, contains a variety of SSI and _____ chips that allow us to build all kinds of digital circuits and systems.

A. LSI
B. MSI
C. MOS
D. MOSFET
E. None of the above

Correct Answer:  B. MSI