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Q1. | Consider the directive T : DS105. This directive |

A. | directs the assembler to reserve a sequence of 105 bytes in the memory [Wrong Answer] |

B. | directs the assembler to reserve a sequence of 105 bits in the memory [Wrong Answer] |

C. | directs the assembler to reserve a sequence of consecutive 105 bytes in the memory [Correct Answer] |

D. | directs the assembler to reserve a sequence of consecutive 105 bits in the memory [Wrong Answer] |

View Answer
Explanation:-
Answer : CDiscuss it below :!! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

**Also Read Similar Questions Below :**

⇒ A message signal with bandwidth 10 kHz is lower sideband SSB modulated with carrier frequency

*f*

_{c1}= 10

^{6}Hz. The resulting signal is then passed though a narrow band frequency modulator with carrier frequency

*f*

_{c2}= 10

^{9}Hz. The bandwidth of the output would be

4 x 10

^{4}Hz

2 x 10

^{6}Hz

2 x 10

^{9}Hz

2 x 10

^{10}Hz

⇒ A sinusoidal current having peak value of 7.07 A is superimposed on dc of 5A. If a hot-wire ammeter is used to measure the combined current in the circuit, it will indicate __________ ampere.

7.07

10

12.07

2.07

⇒ In an intrinsic semiconductor, at a given temperature T

the number of electrons-hole pairs generated per second due to thermal motion are equal to the number of electron-hole pairs lost per second due to recombination

the number of electron-hole pairs generated per second due to thermal motion is always less than the number of electron-hole pairs lost per second due to recombination

the number of electron hole pairs generated per second due to thermal motion is always more than the number of electron-hole pairs lost per second due to recombination

any of the above

⇒ Four messages band limited to W, W, 2W and 3W respectively are to be multiplex using Time Division Multiplexing (TDM). The minimum bandwidth required for transmission of this TDM signal is

W

3W

6W

7W

⇒ In a CE amplifier the Q point is very close to cutoff point on the load line. This results in

saturation clipping

cut off clipping

both saturation and cut off clipping

either saturation clipping or cut off clipping

⇒ In a high frequency coaxial line and the length of line characteristic impedance is a function of

properties of insulating material only

inner and outer conductor radius only

both (a) and (b)

neither (a) nor (b)

⇒ TV signal strength when expressed in dB m has the reference of

10 μV/m

5 μV/m

2 μV/m

1 μV/m

⇒ If ω

_{0}is the angular frequency of rotation of electron in the absence of magnetic field, the angular frequency ω, when a magnetic field B is acting is ω ≅ ω

_{0}+ (

*e*/2

*m*)B.

TRUE

FALSE

⇒ Which coupling produces the minimum interference with frequency response?

RC coupling

Transformer coupling

Direct coupling

Impedance coupling

⇒ A dominant wave is characterised by which of the following?

No attenuation

Lowest cut off wavelength

Highest cut off wavelength

All of the above

⇒ Computers 'Basic input output system' is generally stored in RAM chips.

TRUE

FALSE

⇒ The design of wave filter is based on characteristic impedance which is

pure resistance

pure reactance

pure resistance in pass band and pure reactance in attenuation band

pure reactance in pass band and pure resistance in attenuation band

⇒ In the given figure the phase angle of F

*n*is either 0 or &

TRUE

FALSE

⇒ In figure, R = 20KΩ and C = 75 pF. The converter clock frequency wil

606 Hz

1212 Hz

555 KHz

606 KHz

⇒ In a 4 bit weighted resistor D/A converter, resistor value corresponding to LSB is 32 k ohm. The resistor value corresponding to MSB is

32 k ohm

16 k ohm

8 k ohm

4 k ohm

⇒ If a sample of germanium and a sample of silicon have the same impurity density and are kept at room temperature

both will have equal value of resistivity

both will have equal negative resistivity

resistivity of germanium will be higher than that of silicon

resistivity of silicon will be higher than that of germanium

⇒ A conditionally stable system has

one phase crossover frequency

two phase crossover frequencies

two or more phase crossover frequencies

one or more phase crossover frequencies

⇒ A first order system will never be able to give a __________ response

- band stop
- band pass
- all pass

1, 2, 3 true

1 and 3 true, 2 false

1, 2 are true 3 is false

1, 2 are false, 3 is true

⇒

Match the following:

List I | List II | ||
---|---|---|---|

A. | Very low response at very high frequencies | 1. | Low-pass system |

B. | Over shoot | 2. | Velocity damping |

C. | Synchro-control transformer output | 3. | Natural frequency |

4. | Phase-sensitive modulation | ||

5. | Damping ratio |

A-1, B-5, C-4

A-3, B-2, C-4

A-2, B-5, C-4

A-4, B-1, C-3

⇒ A meter has a square law scale. For 2 A current the deflection in 90°. For a deflection of 45°, the current is

0.0416666666666667

1.5 A

1.414 A

1.61 A

⇒ The impurity commonly used for realizing the base region of a

*n*-

*p*-

*n*transistor is

gallium

indium

boron

phosphorus

⇒ When a ferromagnetic substance is magnetised, there are small changes in its dimensions. This phenomenon is called

hysteresis

magnetostriction

diamagnetism

bipolar relaxation

⇒ The given figure shows log magnitude versus ω plots of a system for different values of gain. For this sy

curve 1 shows highest gain margin and curve 2 shows poorest gain margin

gain margins shown by the three curves are equal

curve 1 shows poorest gain margin and curve 3 shows highest gain margin

curve 3 shows poorest gain margin while curve 1 shows highest gain margin

⇒ 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

⇒ For holding the drain current constant in spite of large changes in JFET parameters

current source bias is used

voltage divider bias is used

reverse bias is used

no bias is used

⇒ Which of the following is a valid real variable in FORTRAN 77?

`KPR`

`LINE`

`JOB`

`RATE`

⇒

`ALU 1C 74181`

can accept two words each having2 bits

4 bits

8 bits

16 bits

⇒ To count 1000 bottles in a milk plant, the minimum number of flip flops requires is

12

10

8

6

⇒ The function Z(

*s*) has a pole at infinity if

the degree of numerator and denominator of Z(

*s*) are equal

the numerator of Z(

*s*) is one degree higher than denominator

the denominator of Z(

*s*) is one degree higher than numerator

the degree of numerator and denominator are either equal or differ by one

⇒ Which of the following are synonymous?

MOSFET and IGEFT

FET and JFET

JFET and MOSFET

P-N-P and N-P-N