Question is ⇒ In an 8085 microprocessor, the instruction CMP B has been executed while the content of the accumulator is less than that of register B, As a result., Options are ⇒ (A) carry flag will be set but zero flag will be reset, (B) carry flag will be reset but zero flag will be set, (C) both carry flag and zero flag will be reset, (D) both carry flag and zero flag will be set, (E) , Leave your comments or Download question paper.

Question is ⇒ In an 8085 microprocessor, the instruction CMP B has been executed while the content of the accumulator is less than that of register B, As a result., Options are ⇒ (A) carry flag will be set but zero flag will be reset, (B) carry flag will be reset but zero flag will be set, (C) both carry flag and zero flag will be reset, (D) both carry flag and zero flag will be set, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	In an 8085 microprocessor, the instruction CMP B has been executed while the content of the accumulator is less than that of register B, As a result.
A.	carry flag will be set but zero flag will be reset [Correct Answer]
B.	carry flag will be reset but zero flag will be set [Wrong Answer]
C.	both carry flag and zero flag will be reset [Wrong Answer]
D.	both carry flag and zero flag will be set [Wrong Answer]
View Answer 4 -5 Explanation:- Answer : A Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

Previous question Next question

Also Read Similar Questions Below :

⇒ A half bridge inverter
needs a 3 wire dc supply
may use a two wire or 3 wire dc supply
has higher output voltage if fed from 3 wire dc supply
has higher efficiency if fed from 3 wire dc supply

⇒ The boolean expression for shaded area in the given figur
AB + AC
ABC + ABC
ABC + ABC
None of these

⇒ In a TV, studio the function of vision switcher is to
edit television programs
relay television programs
control zoom lens
mix audio and video signals

⇒ A class A chopper has an input voltage of 200 V. T_on = 1.5 ms and T_off = 4.5 ms. The duty cycle, average output voltage and ripple factor respectively are
0.5, 100 V and 1
0.25, 50 V and 3
0.25, 50 V and 1
0.5, 100 V and 3

⇒ The discrete time system describes by y(n) = x(n²) is
casual, Linear, time varying
casual, non-linear, timevari
non-casual, Linear, time invariant
non-casual, non-linear, time variant

⇒ The amplifier circuit shown below uses a silicon transistor. The capacitors C_c and C_E can be assumed to be short at signal frequency and the effect of output resistance r₀ can be ignored. If C_E is disconnected from the circuit, which one of the following statements is T
The input resistance R_i increases and the magnitude of voltage gain A_v decreases
The input resistance R_i decreases and the magnitude of voltage gain A_v decreases
Both input resistance R_i and the magnitude of voltage gain A_v decrease
Both input resistance R_i and the magnitude of voltage gain A_v increase

⇒ Which of these instruments is dynamometers type?
Wattmeter
Power factor meter
Frequency meter
Both (a) and (b)

⇒ To realize following function 'f'
3
6
4
10

⇒
Assertion (A): Ferrites are very useful at very high frequencies.
Reason (R): Ferrites have high permeability and high resistivity.

Both A and R are true and R is correct explanation of A
Both A and R are true but R is not correct explanation of A
A is true but R is false
A is false but R is true

⇒ In a class C operation V_CC = 40 V, R_L = 50 Ω. The maximum load power can be
64 W
32 W
16 W
8 W

⇒ A 4 bit down counter can count from
0000 to 1111
1111 to 0000
000 to 111
111 to 000

⇒ In 8085 microprocessor, which of the following is not vectored interrupt?
RST 5.5
RST 6.5
RST 7.5
INTR

⇒ The receiver of a pulsed RADAR can detect signal power in the order of
1 W
0.1 W
10^-5 W
10^-12 W

⇒ - ve feedback in an amplifier
reduces gain
increase frequency and phase distortion
reduce bandwidth
increase noise

⇒ Power spectral density of white noise
is constant with frequency
increases with frequency
decreases with frequency
none

⇒ Vestigial sideband is most commonly used in
radio transmission
television transmission
telephony
all of the above

⇒ With respect to the differential amplifier configuration shown below, the differential gain A_d will
273.63
213.63
113.63
233.63

⇒ A dynamometer wattmeter can be used for
dc only
ac only
dc and 50 Hz ac
dc and high frequency ac

⇒ In Modulation, "carrier" is
resultant wave
speech voltage to be transmitted
voltage with constant frequency, phase or amplitude
voltage for which frequency, phase or amplitude is varied

⇒ Diamagnetic materials do not have permanent magnetic dipoles.
TRUE
FALSE

⇒ Highest value of Autocorrelation of a function 100 cos 50 pt is
50
100
zero
100/p

⇒ If a fuse is higher than required current rating is employed in a circuit, it will
blow more frequently since it carries more current
afford better protection to the circuit
seriously overload the circuit
lead to larger maintenance cost

⇒ In the NMOS inverter
the driver and achieve load are enhancement type
the driver is enhancement type and load depletion type
both driver and load are depletion type
the driver and load are depletion type

⇒ The number of address lines in EPROM 4096 x 8 is
2
4
8
12

⇒ In a typical microcomputer data transfer takes place between
μP and memory
μP and I/O devices
memory and I/O devices
all of the above

⇒ Which of the following figures is an ideal equivalent circuit of a n-p-n transis
figure A
figure B
figure C
none

⇒ DMA stands for
Direct Memory Address
Distributed Memory Address
Direct Memory Accumulator
Decimal Machine Address

⇒ In 8085 microprocessor, what is the length of status Word?
6 bits
8 bits
12 bits
16 bits

⇒
Assertion (A): CO₂ has no resultant dipole moment but CO has a dipole moment.
Reason (R): The structure of CO₂ is O = C = O.

Both A and R are true and R is correct explanation of A
Both A and R are true but R is not correct explanation of A
A is true but R is false
A is false but R is true

⇒ When avalanche breakdown occurs covalent bonds are not affected.
TRUE
FALSE

Users Also Read
Previous Papers

Aptitude

Reasoning

Gen.Knowledge

Speak English

English / Verbal

Online / Mock Test

Vedic Math