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Answers by indrajeet
0
votes
1
DBMS Counting superkeys
R(ABCDEF) with candidate keys set { A,BC,CD}. Find number of superkeys?
R(ABCDEF) with candidate keys set { A,BC,CD}. Find number of superkeys?
652
views
answered
Jul 11, 2017
Databases
databases
+
–
1
votes
2
#Kenneth_Rossen
How many solutions are there to the equation x1+x2+x3+x4 =17 where xi is non negative? Please explain how this problem has 1 to 1 correspondence with the solution of reordering of 17 1's and 3 0's. How many solutions are there to the equation x1+x2+x3+x4+x5+x6 =29 where xi is non negative such that x1<=5?
How many solutions are there to the equation x1+x2+x3+x4 =17 where xi is non negative?Please explain how this problem has 1 to 1 correspondence with the solution of reor...
841
views
answered
Aug 24, 2016
Combinatory
counting
+
–
18
votes
3
GATE CSE 2003 | Question: 79
A processor uses $\text{2-level}$ page tables for virtual to physical address translation. Page tables for both levels are stored in the main memory. Virtual and physical addresses are both $32$ bits wide. The memory is byte addressable. For virtual to physical address translation, ... tables of this process is $\text{8 KB}$ $\text{12 KB}$ $\text{16 KB}$ $\text{20 KB}$
A processor uses $\text{2-level}$ page tables for virtual to physical address translation. Page tables for both levels are stored in the main memory. Virtual and physical...
24.0k
views
answered
Jun 30, 2016
Operating System
gatecse-2003
operating-system
normal
virtual-memory
+
–
3
votes
4
GATE CSE 2009 | Question: 56
Consider the following relational schema: $\text{Suppliers}(\underline{\text{sid:integer}},\text{ sname:string, city:string, street:string})$ $\text{Parts}(\underline{\text{pid:integer}}, \text{ pname:string, color:string})$ ... $\text{2NF}$ but not in $\text{3NF}$ The schema is not in $\text{2NF}$
Consider the following relational schema:$\text{Suppliers}(\underline{\text{sid:integer}},\text{ sname:string, city:string, street:string})$ $\text{Parts}(\underline{\tex...
28.3k
views
answered
Apr 28, 2016
Databases
gatecse-2009
databases
sql
database-normalization
normal
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–
0
votes
5
Unary operator expression evaluation c
After executing the program, I am getting 10 as the answer. Please explain and give the postfix for the expression [ z=x++-y*b/a ].
After executing the program, I am getting 10 as the answer.Please explain and give the postfix for the expression [ z=x++-y*b/a ].
672
views
answered
Feb 3, 2016
Programming in C
programming-in-c
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