Multi Option Question Page 1425

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71251. Which of the following logic family is fastest of all?

71252. Assuming accumulator contain A 64 and the carry is set (1). What will register A and (CY) contain after ADI A4H?

71253. In a monolithic IC, resistors are formed from

71254. For wired AND connection we should use

71255. A + AB =

71256. The resolution of a 12-bit D/A converter using a binary ladder with + 10V as the full scale output will be

71257. In the above case the hexadecimal notation for the last memory location is

71258. What is the length of SP (Stack pointer) of 8085 μp?

71259. Shifting digits from left to right and vice versa is needed in

71260. Current requirement of a piezo buffer is about

71261. Consider the following instruction of 8085 μp :MOV M, AAODCMVI A, FFCMP M Which of these cause change in the status of flag(s)?

71262. A 3 bit binary adder can add

71263. The logic performed by the high-noise immunity logic circuit shown below is

71264. An 8156 has A15 connected to its CE input. A14 to A8 are unconnected, and AD7 to AC0 are connected.Ignoring shadows, the port addresses

71265. In 8085 microprocessor, what is the length of IR (instruction register)?

71266. A sequence detector is required to give a logical output of 1 whenever the sequence 1011 is detected in the incoming pulse stream. Minimum number of flip-flops needed to built the sequence detector is

71267. The contents of the program counter after the call operation will be

71268. Which is correct with respect to computer memory?

71269. A 3 bit binary adder should use

71270. For a depletion type NMOS, Vp = - 4 volts. For VGS = 0, 1D = 16 mA in the pinch off region of VDS. For VGS = - 2, the value of ID in the pinch off region of VDS is given by

71271. The two outputs of RS flip-flop are

71272. High speed counter

71273. Registers and counters are similar in the sense that they both

71274. 2's complement representation of a 16 bit number (one sign bit and 15 magnitude bit) is FFFF. Its magnitude in decimal representation is

71275. A 4 line to 16 line decoder has

71276. Which one of the following is the correct sequence of the numbers represented in the series given below?

71277. Consider the Boolean expression X = ABCD + AB CD + A BCD + A CB D The simplified form of X is

71278. In floating point representation the number of bits in exponent is

71279. In 8085 microprocessor, an active low signal INTA is not needed from up service which of the following interrupt request?

71280. Consider the following statements: In the 2's complement representation, negative numbers are stored in sign magnitude form.Taking 2's complement is equivalent to sign change.In a 4 bit complement representation of a binary number A.In the 2's complement representation the most significant bit (MSB) is zero for a positive number. Of these, the only true statements are

71281. Without any addition circuitry, an 8:1 MUX can be used to obtain.

71282. The internal structure of PL A is similar to

71283. Start and stop bit do not contain any information but are used in serial communication for

71284. Which of the following parameters is not specified for digital ICs?

71285. A binary adder has

71286. Which is the legal ways to access a class data member using this pointer?

71287. Which are the pending interrupts?

71288. The logical expression Y = A + A B is equivalent to

71289. A quantization error is an essential aspect of ADC

71290. Schmitt trigger is used for wave shaping.

71291. Fundamental mode is another name for

71292. Assertion (A): Decoder is not a combinational circuit.Reason (R): Every memory element of semi conductor form has a decoder.

71293. In 8085 microprocessor, in order to enable RST 5.5, RST 6.5 and RST 7.5 interrupts, which of the following instruction are needed?

71294. A retriggerable one shot is one which

71295. A(A + B) =

71296. For the K map in the given figure, the simplified expression is

71297. If the switch is thrown to the START position, Q and Y will be equal to

71298. The hexadecimal number system is

71299. Answer the questions based on the following table. Mark the FALSE statement:

71300. The stack is a specialized temporary access memory during and __ instructions.The 8156 of a figure has RAM locations from 2000 H to 20 FFH.

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71251. Which of the following logic family is fastest of all? (adsbygoogle = window.adsbygoogle || []).push({});