Timer-2 MCQ’s

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This set of Embedded System Multiple Choice Questions & Answers (MCQs) focuses on “Timer-2″.

1. Which timer architecture can provide a higher resolution than Intel 8253?
a) Intel 8253
b) Intel 8254
c) 8051 timer
d) MC68230

2. Which of the following is a timer processor?
a) Intel 8253
b) MC146818
c) MC68332
d) Intel 8259

3. Which pin of 8253 is used for the generation of an external interrupt signal?
a) OUT pin
b) IN pin
c) Interrupt pin
d) Ready pin

4. Which mode of the Intel timer 8253 provides a software watchdog timer?
a) rate generator
b) hardware triggered strobe
c) square wave rate generator
d) software triggered strobe

5. How many bit architecture does MC68230 have?
a) 16
b) 24
c) 32
d) 40

6. Which of the following is a real time clock?
a) MC146818
b) 8253
c) 8259
d) 8254

7. Which of the following mode is similar to the mode 4 of the 8253 timer?
a) mode 5
b) mode 6
c) mode 0
d) mode 1

8. What is the running frequency of MC68332?
a) 12 MHz
b) 14 MHz
c) 16 MHz
d) 18 MHz

9. How many bit bus does MC68230 have?
a) 2
b) 4
c) 8
d) 16

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