Question is ⇒ An instruction using immediate addressing mode in 8085 is, Options are ⇒ (A) 2 bytes long, (B) 3 bytes long, (C) 2 or 3 bytes long, (D) 1 or 2 or 3 bytes long, (E) , Leave your comments or Download question paper.

Question is ⇒ An instruction using immediate addressing mode in 8085 is, Options are ⇒ (A) 2 bytes long, (B) 3 bytes long, (C) 2 or 3 bytes long, (D) 1 or 2 or 3 bytes long, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	An instruction using immediate addressing mode in 8085 is
A.	2 bytes long [Wrong Answer]
B.	3 bytes long [Wrong Answer]
C.	2 or 3 bytes long [Wrong Answer]
D.	1 or 2 or 3 bytes long [Correct Answer]
View Answer 1 -1 Explanation:- Answer : D Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

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Also Read Similar Questions Below :

⇒

Match the following:

	List I (Oscillator)		List II (Features)
A.	Wien Bridge	1.	RF oscillator, uses two inductors and one capacitor
B.	Colpitt's	2.	LC oscillator for radio frequencies uses three capacitances and one inductance
C.	Hartley	3.	RC oscillator for audio frequencies
D.	Clapp	4.	RF oscillator, uses two capacitances and one inductance

A-2, B-1, C-4, D-3
A-2, B-4, C-1, D-3
A-3, B-4, C-1, D-2
A-3, B-1, C-4, D-2

⇒ Directivity means
maximum directive gain
zero directive gain
minimum directive gain
none of the above

⇒ On modulating a carrier of frequency f_c by an audio signal f_s, the following components has result
Amplitude modulation (DSB)
Single sideband modulation
Frequency modulation only
Amplitude modulation or frequency modulation

⇒ The feedback technique employed in the following circuit
voltage series feedback
current series feedback
voltage shunt feedback
current shunt feedback

⇒ The resistance of a standard conductor.
increases with frequency
same for ac and dc
increases with frequency
increases as square root of frequency

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

⇒ A uniform plane magnetic wave incident normally on a plane surface of a dielectric material is reflected and the percentage of reflected power is 75% What is VSWR?
14
1.4
15
13

⇒ The command ^C in MS WORD
copies the text in clip board
copies the text in secondary storage device
copies the text in file
None of the above

⇒ Isotropic radiator is one that radiates energy
uniformly in all direction
inside a hollow sphere
in a well defined isotropic direction
none of the above

⇒ In a CRO, the frequency of output of time base generator
is only one constant value
is adjustable
varies automatically
either (a) or (c)

⇒ A signal occupies a band 5 kHz to 10 kHz. For proper error free reconstruction at what rate it should be sampled?
10 kHz
20 kHz
5 kHz
(10 + 5) x 2 kHz

⇒

Match the following:

	List I		List II
A.	Output of signal generator	1.	Modulated
B.	Error signal from a synchro	2.	Digital
C.	Output of a JK flip flop	3.	Analog
D.	Signal received by radar	4.	Stoichastic

A-1, B-3, C-2, D-4
A-3, B-1, C-2, D-4
A-3, B-1, C-4, D-2
A-1, B-3, C-4, D-2

⇒ PAM stands for
Pulse Analogue Modulation
Phase Analogue Modulation
Pulse Amplitude Modulation
Phase Amplitude Modulation

⇒ PCM employing 4 bit code is used to send data having frequency range from 0 to 2 kHz. The minimum required bandwidth of carrier channel is
2 kHz
4 kHz
8 kHz
16 kHz

⇒ In an SCR, the anode current consists of
only holes
only electrons
both electrons and holes
either electrons or holes

⇒ In a superheterodyne receiver, having no RF amplifier, the IF is 455 kHz. The image frequency at 1000 kHz is
1455 kHz
545 kHz
1910 kHz
90 kHz

⇒ A plane EM wave is travelling in an unbound loss less dielectric having μ_y = 1 and ε_y = 4, the time average Poynting vector of the wave is 5 W/m³ . The phase velocity v_p (assuming velocity of light as 3 x 10⁸ m/sec) is
1.5 x 10⁸ m/sec
3 x 10⁸ m/sec
2.5 x 10⁸ m/sec
0.5 x 10⁸ m/sec

⇒ Dielectric loss due to polarisation occurs in
bipolar dielectrics
non-metallic dielectrics
liquid dielectrics
all of the above

⇒ TM₀₁ mode in circular waveguide is analogous to
TM₁₀ mode in square waveguide
TM₁₁ mode in square waveguide
TM₂₀ mode in square waveguide
TM₀₂ mode in square waveguide

⇒ Three resistances of 15 Ω, 10 Ω and 3 Ω are connected in parallel. The overall resistance is
less than 3 Ω
between 15 and 10 Ω
between 10 and 3 Ω
more than 3 Ω

⇒ The noise generated by a resistor depends upon
its resistance value
its operating temperature
both its resistance value and operating temperature
none of the above

⇒ In a single stage differential amplifier, the output offset voltage is basically dependent on the mismatch of
V_BE, I_B and β
V_BE and I_B
I_B and β
V_BE and β

⇒ The number of bits in ASCII is
12
10
9
7

⇒ For an n-channel enhancement type MOSFET, if the source is connected at a higher potential than that of the bulk (V_SB > 0), the threshold voltage V_T of the MOSFET will
remain unchanged
decrease
change Polarity
increase

⇒ Which of the following is not a travelling wave?
e = E_m sin (βx - ωt)
e = E_m cos (βx - ωt)
e = E_m sin (ωt - βx)
e = E_m sin (βx)

⇒ RMS value of i(t) = 10[1 + sin (- t)] is
10
10/2
l50
102

⇒ Out of the following memory types, one that is volatile is
ferrite-core
semiconductor RAM
semiconductor ROM
magnetic disc

⇒ A scheme shown below is to generate a wide band FM modulate sign
88 MHz, 112 MHz
96 MHz, 104 MHz
92 MHz, 108 MHz
90 MHz, 110 MHz

⇒ Non-coherently detection is not possible for
PSK
ASK
FSK
both (a) and (c)

⇒ In 8085 microprocessor, what is the memory address stored on the stack, when the program is interrup
0210 H
0.211 H
0118 H
020 FH