Answers by amkrj / GATE Overflow for GATE CSE

2 votes

1

M is a 2-square matrix of rank 1, then M is (a) diagonalizable and non-singular (b) diagonalizable and nilpotent (c) neither diagonalizable nor nilpotent (d) either diagonalizable or nilpotent

explain plz .... ans given (d)

9.0k views

answered Jun 16, 2015

0 votes

2

a binary search tree with n elements are constructed by randomly taking the elements one by one. What is the expected height of the tree

751 views

answered Jun 6, 2015

4 votes

3

GATE CSE 2004 | Question: 53
The employee information in a company is stored in the relation Employee (name, sex, salary, deptName) Consider the following SQL query Select deptName From Employee Where sex = M' Group by deptName Having avg(salary) > (select avg ( ... salary of employees in same the department the average salary of male employees is more than the average salary in the company

The employee information in a company is stored in the relationEmployee (name, sex, salary, deptName)Consider the following SQL querySelect deptName From Employee Where s...

11.4k views

answered May 9, 2015

–2 votes

4

GATE IT 2006 | Question: 85
Consider a database with three relation instances shown below. The primary keys for the Drivers and Cars relation are did and cid respectively and the records are stored in ascending order of these primary keys as given in the tables. No indexing is available in the database. ... key, then $n$ lies in the range: $36 - 40$ $44 - 48$ $60 - 64$ $100 - 104$

Consider a database with three relation instances shown below. The primary keys for the Drivers and Cars relation are did and cid respectively and the records are stored ...

22.5k views

answered May 5, 2015

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