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The port of PC to which mouse is connected is called | |
A. | serial port [Correct Answer] |
B. | parallel port [Wrong Answer] |
C. | input port [Wrong Answer] |
D. | scanner port [Wrong Answer] |
View Answer
Explanation:-
Answer : A Discuss it below : !! OOPS Login [Click here] is required to post your answer/result |
Also Read Similar Questions Below :
⇒ If f_{h}(t) is Hilbert transform of f(t), then Hilbert transform of f_{h}(t) is
-f(t)
+f(t)
f^{2}(t)
f(t)
⇒ The logical expression Y = A + AB is equivalent to
Y = AB
Y = AB
Y = A + B
Y = A + B
⇒ The self bias provides
stable Q point
large voltage gain
high input impedance
high base current
⇒ Which circuit is called swamped amplifier?
CC
CE
CB
Both (a) and (b)
⇒ For a 4096 x 8 EPROM, the number of address lines is
14
12
10
8
⇒ The dynamometer principle can be used for
ammeter only
voltmeter only
wattmeter only
ammeter, voltmeter and wattmeter
⇒ Consider the following statements a half adder.
1, 3, 4
1, 2, 4
4 only
2 and 3
⇒ A transmission line terminates in two branches, each of length λ/4, as shown. The branches are terminated by 50Ω loads. The lines are lossless and have the characteristics impedances shown. Determine the impedance Z_{1} as seen by the so
200Ω
100Ω
50Ω
25Ω
⇒ In a single phase power factor meter the phase difference between currents in the two pressure coils is
exactly 0°
approximate 0°
exactly 90°
approximate 90°
⇒ A + A . B =
B
A . B
A
A or B
⇒ In a Karnaugh map for an expression having 'don't care terms' the don't cares can be treated as
0
1
1 or 0
none of the above
⇒ The forms of IF statements in FORTRAN 77 are called
logical IF and Block IF
logical IF, block IF and arithmetic IF
logic IF, block IF, arithmetic IF and negate IF
logical IF and arithmetic IF
⇒
Both A and R are true and R is correct explanation of A
Both A and R are true but R is not a correct explanation of A
A is true but R is false
A is false but R is true
⇒ The maximum power that can be transferred to the load is resistor R_{L} from the voltage source in the figur
1 W
10 W
0.25 W
0.5 W
⇒ An 8085 microprocessor based system uses a 4 k x 8 bit RAM whose address in AAOOH. The address of the last byte in this RAM is
OFFFH
1000H
B9FFH
BA00H
⇒ Which of the following closely represents the resistance-temperature characteristics of thermistor?
R_{T} = a R_{0} e^{b/t}
R_{T} = a R_{0} E^{-b/t}
R_{T} = - a R_{0} e^{-b/t}
R_{T} = - R_{0} e^{b/t}
⇒ Two discrete time systems with impulse responses h_{1}[n] = δ[n - 1] and h_{2}[n] = δ[n - 2] are connected in cascade. The overall impulse response of the cascaded system is
δ[n - 1] + δ[n - 2]
δ[n - 4]
δ[n - 3]
δ[n - 1] + δ[n - 2]
⇒ As the number SWG increases, area of cross-section decreases.
TRUE
FALSE
⇒ The number of bits of information required to indicate the correct selection of 3 independent consecutive events out of 75 equally probable events is
6.23
18.69
10.46
24.92
⇒ Transformer oil is
refined vegetable oil
refined mineral oil
mixture of vegetable and mineral oil
none of the above
⇒ Assuming accumulator contain A 64 and the carry is set (1). What will register A and (CY) contain after CMA?
6 AH, 1
6 AH, 0
59 H, 0
9 H, 0
⇒ The maximum effective aperture of an antenna which is operating at wavelength of 2 m and has a directivity of 100 is __________ .
15.92
31.84
3.184
1.592
⇒
A-3, B-2, C-1, D-4
A-1, B-4, C-2, D-3
A-3, B-4, C-1, D-2
A-2, B-3, C-4, D-1
⇒ Resistivity of metals consists of two parts, one part constant and the other temperature dependent.
TRUE
FALSE
⇒ Consider the following part of a C program float a
2 and 9
2.0 and 9.0
2.0 and 2.0
9.0 and 2.0
⇒ A universal RLC bridge uses
Maxwell bridge for measurement of inductance and De Sauty's bridge for measurement of capacitance
Maxwell's bridge for measurement of inductance and modified De Sauty bridge for measurement of capacitance
Maxwell Wien bridge for measurement of inductance and modified De Sauty bridge for measurement of inductance
Maxwell Wien bridge for measurement of inductance and Wien bridge for measurement of capacitance
⇒ Which bridge can be used to measure frequency?
Maxwell
Kelvin
Schering
Wein
⇒ Which of the following transducers is most suitable for monitoring continuous variations in very fine thickness of a material?
Diaphragm
Capacitor
L.V.D.T.
Piezoelectric crystal.
⇒
Both A and R are correct and R is correct explanation for A
Both A and R are correct but R is not correct explanation for A
A is correct R is wrong
A is wrong R is correct
⇒ Efficiency of class A power amplifier is very poor.
TRUE
FALSE
⇒ If f_{h}(t) is Hilbert transform of f(t), then Hilbert transform of f_{h}(t) is
-f(t)
+f(t)
f^{2}(t)
f(t)
⇒ The logical expression Y = A + AB is equivalent to
Y = AB
Y = AB
Y = A + B
Y = A + B
⇒ The self bias provides
stable Q point
large voltage gain
high input impedance
high base current
⇒ Which circuit is called swamped amplifier?
CC
CE
CB
Both (a) and (b)
⇒ For a 4096 x 8 EPROM, the number of address lines is
14
12
10
8
⇒ The dynamometer principle can be used for
ammeter only
voltmeter only
wattmeter only
ammeter, voltmeter and wattmeter
⇒ Consider the following statements a half adder.
- As a half subtractor also
- has two outputs C_{H} = x x y and S_{n} = x ⊕ y for two inputs x and y
- has two outputs CH = x + y and SH = x ⊕ y for two inputs x and y
- is a combinational circuit
1, 3, 4
1, 2, 4
4 only
2 and 3
⇒ A transmission line terminates in two branches, each of length λ/4, as shown. The branches are terminated by 50Ω loads. The lines are lossless and have the characteristics impedances shown. Determine the impedance Z_{1} as seen by the so
200Ω
100Ω
50Ω
25Ω
⇒ In a single phase power factor meter the phase difference between currents in the two pressure coils is
exactly 0°
approximate 0°
exactly 90°
approximate 90°
⇒ A + A . B =
B
A . B
A
A or B
⇒ In a Karnaugh map for an expression having 'don't care terms' the don't cares can be treated as
0
1
1 or 0
none of the above
⇒ The forms of IF statements in FORTRAN 77 are called
logical IF and Block IF
logical IF, block IF and arithmetic IF
logic IF, block IF, arithmetic IF and negate IF
logical IF and arithmetic IF
⇒
Assertion (A): When a photoconductive device is exposed to light, its bulk resistance increases.
Reason (R): When exposed to light, electron hole pairs are generated in the photoconductive device.
Both A and R are true and R is correct explanation of A
Both A and R are true but R is not a correct explanation of A
A is true but R is false
A is false but R is true
⇒ The maximum power that can be transferred to the load is resistor R_{L} from the voltage source in the figur
1 W
10 W
0.25 W
0.5 W
⇒ An 8085 microprocessor based system uses a 4 k x 8 bit RAM whose address in AAOOH. The address of the last byte in this RAM is
OFFFH
1000H
B9FFH
BA00H
⇒ Which of the following closely represents the resistance-temperature characteristics of thermistor?
R_{T} = a R_{0} e^{b/t}
R_{T} = a R_{0} E^{-b/t}
R_{T} = - a R_{0} e^{-b/t}
R_{T} = - R_{0} e^{b/t}
⇒ Two discrete time systems with impulse responses h_{1}[n] = δ[n - 1] and h_{2}[n] = δ[n - 2] are connected in cascade. The overall impulse response of the cascaded system is
δ[n - 1] + δ[n - 2]
δ[n - 4]
δ[n - 3]
δ[n - 1] + δ[n - 2]
⇒ As the number SWG increases, area of cross-section decreases.
TRUE
FALSE
⇒ The number of bits of information required to indicate the correct selection of 3 independent consecutive events out of 75 equally probable events is
6.23
18.69
10.46
24.92
⇒ Transformer oil is
refined vegetable oil
refined mineral oil
mixture of vegetable and mineral oil
none of the above
⇒ Assuming accumulator contain A 64 and the carry is set (1). What will register A and (CY) contain after CMA?
6 AH, 1
6 AH, 0
59 H, 0
9 H, 0
⇒ The maximum effective aperture of an antenna which is operating at wavelength of 2 m and has a directivity of 100 is __________ .
15.92
31.84
3.184
1.592
⇒
Match the following:
List I (Instrument) | List II (Measured quantity) | ||
---|---|---|---|
A. | Hot wire | 1. | only voltage |
B. | PMMC | 2. | phase |
C. | Electrostatic | 3. | true RMS value |
D. | Lock in Amplifier | 4. | dc value |
A-3, B-2, C-1, D-4
A-1, B-4, C-2, D-3
A-3, B-4, C-1, D-2
A-2, B-3, C-4, D-1
⇒ Resistivity of metals consists of two parts, one part constant and the other temperature dependent.
TRUE
FALSE
⇒ Consider the following part of a C program float a
2 and 9
2.0 and 9.0
2.0 and 2.0
9.0 and 2.0
⇒ A universal RLC bridge uses
Maxwell bridge for measurement of inductance and De Sauty's bridge for measurement of capacitance
Maxwell's bridge for measurement of inductance and modified De Sauty bridge for measurement of capacitance
Maxwell Wien bridge for measurement of inductance and modified De Sauty bridge for measurement of inductance
Maxwell Wien bridge for measurement of inductance and Wien bridge for measurement of capacitance
⇒ Which bridge can be used to measure frequency?
Maxwell
Kelvin
Schering
Wein
⇒ Which of the following transducers is most suitable for monitoring continuous variations in very fine thickness of a material?
Diaphragm
Capacitor
L.V.D.T.
Piezoelectric crystal.
⇒
Assertion (A): In an RC coupled amplifier the junction capacitances can be neglected at low frequencies but not at high frequencies
Reason (R): Capacitive reactance is inversely proportional to frequency.
Both A and R are correct and R is correct explanation for A
Both A and R are correct but R is not correct explanation for A
A is correct R is wrong
A is wrong R is correct
⇒ Efficiency of class A power amplifier is very poor.
TRUE
FALSE