37
Figure 4I.—Counter circuit.
WHEN ANSWERING QUESTIONS 4-51 AND
4-52, REFER TO FIGURE 4I.
4-51. What is the maximum binary count that
will be shown before all the flip-flops
reset?
1. 1112
2. 10102
3. 11112
4.
10002
4-52. To change the maximum count from
1010 to 910, which two flip-flops would
be wired as NAND gate inputs?
1. FF 1 and FF 2
2. FF 2 and FF 3
3. FF 1 and FF 4
4. FF 1 and FF 3
THIS SPACE LEFT BLANK
INTENTIONALLY.
