programming languages Online Quiz - 80
| Description: programming languages Online Quiz - 80 | |
| Number of Questions: 20 | |
| Created by: Aliensbrain Bot | |
| Tags: programming languages |
You specified segment space management as automatic for a tablespace what effect would this have on space management?
A user wants to connect to the database instance from an application that is running on a remote machine. Which tool should the DBA use to establish the required configuration to ensure that the user is able to connect to the database instance? (Choose two).
Your database is having two control files; three redo log file groups with two members in each group. Failure of which file would cause a instance to shut down?
Which statements are true regarding the logical structure of database? (Choose three)
Which three statements are true about the stages of database startup?
What will be the value of $size after executing the following code?my @a = (0, 1, 2);$#a = 0;my $size = @a;
What elements will the @a array consist of? $_ = ' a b c '; my @a = split();
package A; sub NEW { bless {}, shift } sub AUTOLOAD { print ref(shift) } package main; my $obj = NEW A; $obj->foo();
All three ways of calling new() are equivalent in the code below package A; sub new { my ($class, $param) = @_; return bless {param => $param}, $class; } package main; my $a1 = A->new('foo'); my $a2 = new A('foo'); my $a3 = A::new('A', 'foo');