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Q1. | Which memory does not require programming equipment? |

A. | RAM [Correct Answer] |

B. | EPROM [Wrong Answer] |

C. | EEPROM [Wrong Answer] |

D. | UVPROM [Wrong Answer] |

View Answer
Explanation:-
Answer : ADiscuss 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 :**

⇒ If a line is open circuited Z

_{in}= Z

_{0}tanh (g

*l*).

TRUE

FALSE

⇒ In an

*n*channel JFET

I

_{D}, I

_{S}and I

_{G}are considered positive when flowing into the transistor

I

_{D}and I

_{S}are considered positive when flowing into transistor and I

_{G}is considered positive when flowing out of it

I

_{D}, I

_{S}, I

_{G}are considered positive when flowing out of transistor

I

_{S}and I

_{G}are considered positive when flowing into transistor and I

_{D}is considered positive when flowing out of it

⇒ A high pulse repetition frequency in a radar

increases the maximum range

decreases the maximum range

has no effect on the maximum range

either (a) or (b) depending on other factors

⇒

Match the following:

List I (Properties) | List II (Relations) | ||
---|---|---|---|

A. | Linear but NOT time-invariant | 1. | y(t) = t^{2}x(t) |

B. | Time-invariant but NOT linear | 2. | y(t) = t |x(t)| |

C. | Linear and time invariant | 3. | y(t) = |x(t)| |

4. | y(t) = x(t - 5) |

A-1, B-3, C-4

A-2, B-3, C-4

A-3, B-1, C-2

A-1, B-2, C-3

⇒ In control systems the magnitude of error voltage

is very small

is very large

neither small nor large

may be any value from 0 to 50 V

⇒ A voltage

*v*= 100 sin (100 p

*t*+ 45°) V is applied to an impedance 10 +

*j*10 ohm. The current is

10 ∠45° A

7.07 ∠45° A

5 ∠45° A

5 ∠0 A

⇒ The internal structure of PL A is similar to

RAM

ROM

both RAM and ROM

neither RAM nor ROM

⇒

Match the following:

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

A. | Servomotor | 1. | Error detector |

B. | Amplidyne | 2. | Transducer |

C. | Potentiometer | 3. | Actuator |

D. | Flapper valve | 4. | Power amplifier |

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

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

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

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

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

TRUE

FALSE

⇒ In Maxwell's bridge the unknown inductance is measured by comparing it with a standard capacitor.

TRUE

FALSE

⇒ To find current in a resistance connected in a network, Thevenin's theorem is used V

_{TH}= 20 V and R

_{TH}= 5 Ω. The current through the resistance

is 4 A

is 4 A or less

is less than 4 A

may be 4 A or less or more than 4 A

⇒ AB + AB =

B

A

1

0

⇒ A 200 Hz sound wave is to be transmitted by a 1000 kHz radio wave using frequency modulation. The instantaneous frequency variation will be

100 times a second

200 times a second

400 times a second

1000 times a second

⇒ Which of the following instruction modes does not exist in microprocessor 8085?

Inherent

Immediate

Absolute

Indirect

⇒

Match the following:

List I (Octal) | List II (Hexadecimal) | ||
---|---|---|---|

A. | 66 | 1. | 3 F |

B. | 77 | 2. | 36 |

C. | 55 | 3. | 27 |

D. | 47 | 4. | 3D |

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

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

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

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

⇒ A radar has a maximum range of 120 km. The maximum allowable pulse repetition frequency for unambiguous reception is

1250

330

2500

8330

⇒ An 8 bit binary number is to be entered into an 8 bit serial shift register. The number of clock pulses required is

1

2

4

8

⇒ Which of the following is correct?

*y*

_{22}=

*z*

_{22}/|

*z*|

*y*

_{11}=

*z*

_{22}/|

*z*|

*z*

_{11}=

*y*

_{11}/|

*y*|

*z*

_{22}=

*y*

_{22}/|

*y*|

⇒ If H(

*s*) is positive real, 1/H(

*s*)

is positive real

is not positive real

may or may not be positive real

must possess some other properties also if it is to be positive real

⇒ A balanced modulator is used in the generation of which of the following?

DSB-SC signal

FM signal

PM signal

PAM signal

⇒ The application of magnetic field to superconducting material

increases transition temperature

decreases transition temperature

has no effect on transition temperature

may increase or decrease the transition temperature

⇒ A dynamometer wattmeter can be used for

dc only

ac only

dc and 50 Hz ac

dc and high frequency ac

⇒ When .9432 E - 4 is subtracted from .5452 E - 3 in normalized floating point mode

none of the numbers is changed

.9432 E - 4 is changed to .09432 E - 3 and .5452 E - 3 is not changed

.5452 E - 3 is changed to 5.452 E - 4 but .9432 E - 4 is not changed

both Ihe numbers are changed and their exponents are, made equal to -5

⇒ The minimum permissible size of aluminium cable for lighting circuit is

1.2 sq. mm

1.5 sq. mm

2.2 sq. mm

3.5 sq. mm

⇒ A peak responding ac voltmeter using a half wave rectifier has been calibrated to read 1 V for 1 V rms sine wave input. If input is 1 V dc the reading will be

0.707 V

0.707 or 0 V

1.414 V

1.414 or 0 V

⇒ The maximum number of characters for variable names in C is

4

8

12

16

⇒ A PC has typically

5 to 10 KB of main memory

10 to 100 KB of main memory

100 to 256 KB of main memory

256 KB to 1 MB of main memory

⇒ An one sided abrupt junction has 10

^{21}/m

^{3}of dopants on the lightly doped side, zero bias voltage and a built-in potential of 0.2 V. The depletion width of abrupt junction.(

*q*= 1.6 x 10

^{-19}C, ε

_{r}=16, ε

_{0}= 8.87 x 10

^{-12}F/

*m*) is

0.036 nm

0.6 μm

3 mm

1.5 mm

⇒ For an P-channel enhancement type MOSFET determine the drain current if K = 0.278 x 10

^{-3}A/V

^{2}, V

_{GS}= -4V, V

_{T}= -2V, Voltage equivalent at 27°C = 26 mV.

10 mA

1.11 mA

0.751 mA

46.98 mA

⇒ A transistor has a power rating of 8 W for a case temperature of 25°C. If derating factor is 30 mW/°C, the power rating for 55°C, case temperature is

8 W

7.5 W

7.1 W

6.8 W