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Q1. | The recently-introduces CD-ROM PC by Head Start Technologies Co. of New York enables users to view or play __________ . |

A. | vast amounts of text [Wrong Answer] |

B. | graphics [Wrong Answer] |

C. | music [Wrong Answer] |

D. | all of the above [Correct Answer] |

View Answer
Explanation:-
Answer : DDiscuss 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 :**

⇒ The circuit in the given figur

positive logic OR gate

negative logic OR gate

negative logic AND gate

positive logic AND gate

⇒ The subtraction of a binary number Y from another binary number X, done by adding the 2's complement of Y to X results in a binary number without overflow. This implies that the result is

-ve and is in normal form

-ve and 2's complement form

+ve and is in normal form

+ve and in 2's complement

⇒ The two-transistor model of a thyristor consists of two transistors :

one

*n*-

*p*-

*n*and other

*p*-

*n*-

*p*

both

*p*-

*n*-

*p*

both

*n*-

*p*-

*n*

one

*n*-

*p*-

*n*and other UJT

⇒ Which of the following devices exhibit negative resistance characteristics?

UJT

PUT

Both UJT and PUT

UJT, PUT and SBS

⇒ In 8085 microprocessor, an interrupt service request is serviced

immediately on receipt of request

after the execution of the current instruction is completed

at the end of the current machine cycle

none

⇒ The typical squelch circuit

cuts off an IF amplifier when the AGC is maximum

cuts off an IF amplifier when the AGC is minimum

cuts off an audio amplifier when the carrier is absent

eliminates the RF interference when the signal is weak

⇒ Radiation resistance of an antenna is a

dc resistance

ac resistance

either (a) or (b)

none of the above

⇒ A signal

*m*(

*t*) amplitude modulates a carrier A

*cos ω*

_{c}*. The final signal will be*

_{c}t[A

_{c}*m*(

*t*)] cos ω

*]*

_{c}tA

*. [1 +*

_{c}*m*(

*t*)] cos ω

_{c}tA

*+ [*

_{c}*m*(

*t*)] cos ω

_{c}tA

*cos ω*

_{c}*+*

_{c}t*m*(

*t*)

⇒ (22)

_{4}+ (101)

_{3}- (20)

_{5}= (

*x*)

_{4}+ (4)

_{x+1}where

*x*> 4. The value of

*x*is

6

4

12

8

⇒ Fourier transform of non periodic DT signal is

aperiodic

Periodic

both a and b

None of these

⇒ A computer monitor uses 180 W in normal operation and 20 W in sleep mode. The computer is on all the 24 hours but is in sleep mode for 18 hours a days. The energy units saved in 30 days are

0.54 units

86.4 units

2.88 units

4.8 units

⇒ The gain of a source follower is unity.

TRUE

FALSE

⇒ In intrinsic semiconductor the increase in conductivity per degree increase in temperature is about

0.02

0.06

0.15

0.25

⇒ In a synchro error detector, the output voltage is proportional to [ω(

*t*)]

^{n}, where ω(

*t*) is the rotor velocity and

*n*equals :

-2

-1

1

2

⇒ Q of a coil

- increases with Q increasing frequency
- varies linearly with frequency
- increase with increasing frequency because R increases at high frequency
- decrease after the peak frequency because R increases at H.F. the correct statements are

A, B

C, D

A, C

B, D

⇒ The ASCII code is

5-bit code

7-bit code

9-bit code

11-bit code

⇒ If an electron move through a potential difference of 500 V, the energy possesses by it will be

500 ergs

500 joules

500 eV

500 mV

⇒ The timing difference between a slow memory and fast processor can be resolved if

processor is capable of waiting

external buffer is used

either (a) or (b)

neither (a) nor (b)

⇒ Consider a situation where number of minterms with even number of 0's are same as number of minterms with odd number of 1's. Then minterms with even number of 0's and minterms with odd number of 1's are __________ to each other then number of variables is __________ .

equivalent, even

complement, odd

complement, even

none of these

⇒ The function δ' (

*t*-

*b*) is

a step function originating at

*t*=

*b*

an impulse function originating at

*t*=

*b*

a unit doublet originating at =

*t*-

*b*

none of the above

⇒ A very reliable service has to be established between two points on earth separated by 1000 km. The band that will be used as

MF

VHF

VLF

HF

⇒ For an N bit ADC, the percentage resolution is [1/2

^{N}- 1)] 100.

TRUE

FALSE

⇒ The flow rate of electrically conducting liquid without any suspended particle can not be measured by

turbine flow meter

electromagnetic flow meter

ultrasonic flow meter

thermistor based heat flow meter

⇒ The sinusoidally time varying vector fi

elliptically polarized

circularly polarized

linearly polarized

unpolarized

⇒ Two capacitors of 1 μF and 2 μF are connected in series across a 10 V dc battery. After the capacitors have been charged, the charges across the two capacitors will be

10 μC each

20 μC each

10 μC and 20 μC

20 μC and 10 μC

⇒ In carbon resistor colour code, the fourth band indicates tolerance.

TRUE

FALSE

⇒ Kell factor is about

5

3

0.7

0.2

⇒ Consider an arbitrary distribution of conducting bodies in a charge free space according to the uniqueness theorem, which of following are required to be specified in order that the field is uniquely determined everywhere?

- Total charge on each conductor
- Potential at each conductor surface
- Potential at same of conductor and total charge on the remainder
- Total charge as well as potential gradient on each conductor surface

1 and 3

2 and 4

1, 2, and 3

1, 2, 3, 4

⇒ For infinite value of SWR on a transmission line, the line be terminated with impedance as

an open-circuit

a short-circuit

a pure resistance

all of the above

⇒ A wire has a resistance R ohm. If another wire of the same material and same weight has double the diameter (as compared to the first wire), the resistance of the second wire will be

0.5 R

0.25 R

0.125 R

R/16