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(#M40154496) AMCAT QUESTION Computer Science and Computer Programming Keep an EYE

Sunil is working on a database management system He wants to program transactions such that a transaction is completed only if all the database operations are completed and comnited, otherwise the transaction is aborted and rolled back Which of the following database characteristics is he trying to implement?

1)Atomcity
2)Consistency
3)Isolation
4)Durability

Asked In AMCAT dhritiman (9 years ago)

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(#M40156371) AMCAT QUESTION Stock Keep an EYE

A man sells Rs 2600 of 3% stock at 112,How much stock at 9% discount can be purchased now ? (a) Rs 2500 stock (b) Rs 2700 Stock (c) Rs 3000 stock (d) Rs 3200 stock

Asked In AMCAT dhritiman (9 years ago)

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(#M40154397) AMCAT QUESTION Data strctures Keep an EYE

A destructor may be invoked in which of the following situations
1)when the object is created
2)When the object is assigned value 0
3)Only at the end of code
4) When the scope of object is over

Asked In AMCAT dhritiman (9 years ago)

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(#M40154529) AMCAT QUESTION Computer Science and Computer Programming Keep an EYE

Which of the following Is used to convert source codes into data code
1)Linker
2)compiler
3)Executor
4)interpretor

Asked In AMCAT dhritiman (9 years ago)

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(#M40154540) AMCAT QUESTION Computer Science and Computer Programming Keep an EYE

Null function is also known as _________
1)Anonymous Function
2)Generic Function
3)Void Function
4) Null Operator

Asked In AMCAT dhritiman (9 years ago)

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(#M40154418) AMCAT QUESTION Data strctures Keep an EYE

Ama wants to use a sorting technique to sort a list of numbers such that the running time of the sorting technique that she uses wont be affected by the pre-order of the elements Which of the following sorting techniques should she use?

1) Merge Sort
2) Bubble Sort
3) Insertion Sort
4) Selection Sort

Asked In AMCAT dhritiman (9 years ago)

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(#M40154314) AMCAT QUESTION Computer science Keep an EYE

Which of the following statements depicts the relationship between Baud Rate and Bit Rate (where N is the number of bits represented by single bit?
1) Baud Rate and Bit Rate are similar tems
2) Baud Rate = (Bit Rate/N)
3)Baud Rate = N * Bit Rate
4)Bit Rate =(Baud Rate / 2)

Asked In AMCAT dhritiman (10 years ago)

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(#M40154351) AMCAT QUESTION Operating system Keep an EYE

Friends,Please give the answer after studying process table and give detailed solution in comments.
Shortforms-
Process ->Pro
Burst Time in Milliseconds (ms)--> B

Process table with shortforms is as follows :

Pro B(in ms)
P1 8
P2 3
P3 5


There are 3 processes P1, P2 and P3, as shown which arrive at the same time and are processed by shortest Job-first (SJF) scheduling algorithm. Calculate the average waiting time in milliseconds.
1) 3.6
2) 5.6
3)6.3
4) 7.3

Asked In AMCAT dhritiman (10 years ago)

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(#M40154205) AMCAT QUESTION computer science Keep an EYE

Places(location,name.type)
Choose the correct option

Which of the following queries can be used to retfleve name and type from table “Places”(given in the passage), where column ‘location” has value Delhi and output should be in alphabetically increasing order of column “name’?
1)SELECT name. type FROM Places WHERE locationDelhi SORT BY 1:
2)SELECT name. type FROM Places WHERE location’Delhi’ SORT BY name,
3) SELECT name. type FROM Places WHERE location=’Delhi’ ORDER BY 1:
4) SELECT name, type FROM Places WHERE location=’Delhi’ ORDER BY 2,
5)SELECT name. type FROM Places WHERE location’Delhi SORT BY 2:

Asked In AMCAT dhritiman (10 years ago)

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(#M40154499) AMCAT QUESTION Computer Science and Computer Programming Keep an EYE

Towers of Hanoi is an application of
1)Queue
2)stacks
3)Dequeues
4)Linked lists

Asked In AMCAT dhritiman (9 years ago)

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