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WorksheetsDemo - techitout 3.0
Total questions: 10
Worksheet time: 5mins
The main goal of database normalization is to —
Reduce storage space
Eliminate redundancy and dependency
Speed up query execution
Create indexes
Which of the following is not part of the ACID properties of a transaction?
Atomicity
Consistency
Indexing
Durability
What happens if you don’t declare a destructor virtual in a base class when deleting a derived object through a base pointer?
Both destructors are called
Only base destructor is called → risk of resource leak
Only derived destructor is called
No destructor is called at all
Which inheritance type is represented by:
class A {};
class B: public A {};
class C: public B {};
Multiple
Hierarchical
Multilevel
Hybrid
Which traversal of a binary tree prints nodes in sorted order?
Pre-order
Post-order
In-order
Level-order
Which of the following data structures is non-linear ?
Array
Linked List
Stack
Tree
Which club is the best ?
GDG
GFG
ACM
CSI
When is Tech-it-out 3.0 ?
15th October
14th November
12th November
13th october
Which access specifier makes class members accessible only inside the same class?
public
protected
private
global
Which of the following is true about constructors in C++ ?
They can return values
They have the same name as the class
They must be declared static
They must always take parameters
