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Answers by Sheshang

1 votes
4
Test by Bikram | Mock GATE | Test 2 | Question: 56
Choose the odd one out: $ab$ $ab$ $ab$ $pp$ $bb$ $qq$ $abc$ $cba$ $ba$ $ba$ $ba$
Choose the odd one out:$ab$ $ab$ $ab$$pp$ $bb$ $qq$$abc$ $cba$$ba$ $ba$ $ba$
5 votes
10
Test by Bikram | Databases | Test 1 | Question: 1
What is the minimum number of tables required to represent this E-R diagram in the relational model? Considering that for both R1 and R2 cardinality is $1:1$ $2$ $3$ $4$ $5$
What is the minimum number of tables required to represent this E-R diagram in the relational model? Considering that for both R1 and R2 cardinality is $1:1$$2$$3$$4$$5$...
2 votes
11
Test by Bikram | Databases | Test 1 | Question: 21
A transaction is in __________ state after the final statement has been executed. partially committed active committed aborted
A transaction is in __________ state after the final statement has been executed.partially committedactivecommittedaborted
0 votes
12
Test by Bikram | Databases | Test 1 | Question: 17
This is an Instance of Sailors Relation ... S2.rating ) SELECT S.sname FROM Sailors S WHERE S.rating >ALL ( SELECT S2.rating FROM Sailors S2 WHERE S2.age < 21 )
This is an Instance of Sailors Relation$$\overset{\text{Sailors Table}} { \begin{array}{|l|l|} \hline \text{S_ID} & \text{S_Name} & \text{Rating} & \text{Age} \\ \hline 1...
1 votes
13
Test by Bikram | Databases | Test 1 | Question: 5
Two transactions of $T1$ and $T2$ are given as follows: $T1: \text{R1(A) W1(A) R1(B) W1(B)}$ $T2 : \text{ R2(B) W2(B) R2(C) W2(C)}$ Total number of Conflict Serializable schedules formed by $T1$ and $T2$ are $2$ $70$ $54$ $12$
Two transactions of $T1$ and $T2$ are given as follows:$T1: \text{R1(A) W1(A) R1(B) W1(B)}$$T2 : \text{ R2(B) W2(B) R2(C) W2(C)}$Total number of Conflict Serializable...
3 votes
14
GATE Overflow | General Aptitude | Test 1 | Question: 4
A and B working separately can do a work in 9 and 12 days respectively. If they work for a day alternately, after A start the work, the work will be completed in ________ days.
A and B working separately can do a work in 9 and 12 days respectively. If they work for a day alternately, after A start the work, the work will be completed in _______...
23 votes
15
GATE CSE 1992 | Question: 12-a
Draw the precedence graph for the concurrent program given below S1 parbegin begin S2:S4 end; begin S3; parbegin S5; begin S6:S8 end parend end; S7 parend; S9
Draw the precedence graph for the concurrent program given belowS1 parbegin begin S2:S4 end; begin S3; parbegin S5; begin S6:S8 end parend end; S7 parend; S9
30 votes
18
GATE CSE 1995 | Question: 27
Consider the relation scheme. ... for the publisher with PNAME='TECHNICAL PUBLISHERS'. Get the names of all authors who have published a book for any publisher located in Madras
Consider the relation scheme.$$\begin{array}{ll} \text{AUTHOR} & \text{(ANAME, INSTITUTION, ACITY, AGE)} \\\hline \text{PUBLISHER} & \text{(PNAME, PCITY)} \\\hline \te...
1 votes
19
GATE2014 EC-4: GA-8
Industrial consumption of power doubled from $2000-2001$ to $2010-2011$. Find the annual rate of increase in percent assuming it to be uniform over the years. $5.6$ $7.2$ $10.0$ $12.2$
Industrial consumption of power doubled from $2000-2001$ to $2010-2011$. Find the annual rate of increase in percent assuming it to be uniform over the years. $5.6$ $7.2$...
1 votes
21
GATE CSE 2001 | Question: 21-a
Consider a relation examinee (regno, name, score), where regno is the primary key to score is a real number. Write a relational algebra using $( \Pi, \sigma, \rho, \times)$ to find the list of names which appear more than once in examinee.
Consider a relation examinee (regno, name, score), where regno is the primary key to score is a real number.Write a relational algebra using $( \Pi, \sigma, \rho, \times)...