What are the major data structures used in the following areas
: RDBMS, Network data model & Hierarchical data model.
Answer Posted / vivek sharma
1. RDBMS Array (i.e. Array of structures)
2. Network data model Graph
3. Hierarchical data model Trees.
| Is This Answer Correct ? | 11 Yes | 0 No |
Post New Answer View All Answers
In an examination 30% of the students failed in Maths, 40% failed in Science and 25% failed in both the subjects. If 220 passed in both the subjects. Find the number of students appeared in the examination ?
Radha,Geeta&Revathi went for a picnic.After a few days they forgot the date,day and month on which they went to picnic.Radha said that it was on Thursday,May 8 and Geeta said that it was Thursday May 10.Revathi said Friday Jun 8.Now one of them told all things wrongly,others one thing wrong and the last two things wrongly.If April 1st is tuesday what is the right day,date and month?
Four Members A, B, C, D are playing a game .A person losing a game should double the amount of others .B, C, D are losing in order after three games .The amount after 3 games are A&B having 40,D is having 16&C 80.What amount did B have?
x:y=3 and x+y=80 what is the value of y?
The average of the first 100 positive integers is?
If INDIA = JOEJB then BSNZ =?
A team P of 20 engineers can complete a task in 32 days. Another team Q of 16 engineers can complete the same task in 30 days. Then the ratio of working capacity of 1 member of P to that of a member of Q is:
Gaurav buys milk at Rs. 60 per litre, adds water to it and then sells it at Rs. 75 per litre. What should be the ratio of milk to water to get a profit of 37.5%?
the program requires 4000(n)1/2 [ie square root of n].if size of program was increased by 1% then calculate the percentage change in size of program.
Every station in N rail road issue every other station's ticket. some stations are added.Now they have to issue 46 more tickets. say the No.of stations after and before added.
Three cards are drawn at random from an ordinary pack of cards. Find the probability that they will consist of a king, a queen and an ace.
sum of 5 consecutive numbers is 35. how many of the numbers are prime:
Area of triangle=(1/2)*b*h base increased by 4 times & height is divided by 2, the net effect of area?
4^^61 + 4^^62 + 4^^63 + 4^^64 . this sum is divisible by which of the following ?
Average of 5 number is -10 sum of 3 numbers is 16,what is the average of other two numbers?