A Best Way To Crack Gorenment Job Exams

Electronics Engineering Objective Questions { Digital Circuit and Microprocessor }



260. A program segment is given below :1.MVI A, 2 BH,2.OUT 24 H,3.MV! A, 86 H,4.OUT 25 H (I)What is the terminal count in decimal form?
A.1579
B.1681
C.1881
D.2014
Discuss in Forum

261. What kind of signal does the times produce?
A. single pulse
B. square wave
C. continuous pulse
D. no signal
Discuss in Forum

262.  An 8156 has A15 connected to its CE input. A14 to Ag are unconnected, and AD7 to AD0 are connected. Ignoring shadows, what are the RAM locations?
A. 4000 H-40 FFH
B. 8000 H ? 80 FFH
C. 8000 F? 40 HHF
D. Any of the above
Discuss in Forum

263. If all bubbles are removed, what are the new RAM locations
A. 8000 H ?83 FFH
B. 80 AAH ?80 FFH
C. FFOOH ?FFFFH
D. none of the above
Discuss in Forum

264. What is the percent resolution of a 12 bit BCD D/A converter?
A.0.02%
B.0.02%
C.0.10%
D.0.10%
Discuss in Forum

265. What is the least change in output voltage of 12 bit binary D/A converter using 12 V reference supply voltage.
A.0.12
B.0.00293
C.0.0293
D.0.012 V
Discuss in Forum

266. Which byte of an instruction is loaded into IR register?
A. First
B. Last
C. None of these
D. (a) and (b)
Discuss in Forum

Page 38 of 56

« 36 37  38  3940 »