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(#M40152116) AMCAT QUESTION DBMS Keep an EYE

Which of the following statements is/are true about unique key?
a)unique key can have null values
b)Every alternate key is a unique key
c)Every unique key is a primary key
a)FFF
b)FTT
c)TFT
d)TTF

Asked In AMCAT Vemula Geethanusha (10 years ago)

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(#M40152164) AMCAT QUESTION english Keep an EYE

Choose the alternate word to PREDICTION

As per weather "PREDICTION",it will rain heavily for the next one week
a)observation
b)report
c)news
d)forecast

Asked In AMCAT Vemula Geethanusha (10 years ago)

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(#M40152108) AMCAT QUESTION os Keep an EYE

which of the following options is not a user level thread?
a)POSIX Pthread
b)BeOS thread
c)Mach C-thread
d)Solaris thread

Asked In AMCAT Vemula Geethanusha (10 years ago)

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(#M40152173) AMCAT QUESTION Quant Keep an EYE

one thid of a two digit number exceeds its one fourth by 7.what is the sum of the digits of the number?
a)72
b)84
c)15
d)12

Asked In AMCAT Vemula Geethanusha (10 years ago)

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(#M40152176) AMCAT QUESTION Quant Keep an EYE

An equation has the form y=ab/(1-e^-(a+b)t) where a and b are constants,solve the eqation for it?
a)y/((a+b)*aby)
b)0
c)1/aby
d)1/(a+b)*log (y/(y-ab))

Asked In AMCAT Vemula Geethanusha (10 years ago)

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(#M40152113) AMCAT QUESTION DBMS Keep an EYE

for a relation R(A,B,C,D,E,F)given are functional dependencies on R
1)A->B
2)BC->DE
3)AE->F
which of the following functional dependencies is not true for R?
1)AC->BC
2)AC->DE
3)ACF->AEF
4)CF->DE

Asked In AMCAT Vemula Geethanusha (10 years ago)

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(#M40152191) AMCAT QUESTION English Keep an EYE

choose the alternative to the qutationed part:

munnar "IS THE MOST REFRESHINGAND TRANQUIL" hill station in the state of kerala.
a)is most refreshing and tranquility
b)is most refresh and tranquil
c)is a most refreshing and tranquil
d)no change

Asked In AMCAT Vemula Geethanusha (10 years ago)

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(#M40152234) AMCAT QUESTION english Keep an EYE

his dream of holding an exhibition ------into reality when she shifted to Delhi
a)was being turning
b)had turned
c)is turning
d)will turn

Asked In AMCAT Vemula Geethanusha (10 years ago)

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(#M40152119) AMCAT QUESTION os Keep an EYE

Consider the Following reference String,
4,7,0,7,1,0,1,2,1,2,7,1,2,0
Calculate the difference between the number of page faults encountered when the optimal page replacement policy is used with 4-page frame and 3 page frames respectively
a)0
b)1
c)2
d)3

Asked In AMCAT Vemula Geethanusha (10 years ago)

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(#M40152189) AMCAT QUESTION English Keep an EYE

Residents of North police have different lifestyles and requirements than------------living in other parts of the world.
a)their
b)them
c)those
d)Residents

Asked In AMCAT Vemula Geethanusha (10 years ago)

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