Question Bank

3705 approved questions from the community

Every valid JavaScript code is also valid TypeScript code because TypeScript is a superset of JavaScript.

EASY
TRUE FALSE
20s
TypeScript
by Mohamed

Which of the following best describes TypeScript's relationship to JavaScript?

EASY
SINGLE CHOICE
30s
TypeScript
by Mohamed

In SQL, what is the 'ACID' property that ensures all operations in a transaction succeed or none at all?

MEDIUM
SINGLE CHOICE
30s
.NET
by Mohamed

Which ASP.NET Core component handles HTTP requests and responses in a pipeline?

MEDIUM
SINGLE CHOICE
40s
.NET
by Mohamed

What is reflection in .NET used for?

HARD
SINGLE CHOICE
50s
.NET
by Mohamed

In the async/await pattern, what happens when the 'await' keyword is encountered?

MEDIUM
SINGLE CHOICE
45s
.NET
by Mohamed

What is the primary difference between an abstract class and an interface in C#?

MEDIUM
SINGLE CHOICE
45s
.NET
by Mohamed

What is a delegate in C#?

MEDIUM
SINGLE CHOICE
40s
.NET
by Mohamed

Which type of polymorphism is achieved through method overriding in C#?

MEDIUM
SINGLE CHOICE
45s
.NET
by Mohamed

What is the primary purpose of encapsulation in object-oriented programming?

EASY
SINGLE CHOICE
30s
.NET
by Mohamed

Which type of class in C# cannot be instantiated and is meant specifically to be inherited from?

EASY
SINGLE CHOICE
30s
.NET
by Mohamed

In C#, the 'finally' block in a try-catch-finally statement executes even if no exception is thrown.

EASY
TRUE FALSE
20s
.NET
by Mohamed

Which phase of Garbage Collection identifies which objects in the heap are still in use?

EASY
SINGLE CHOICE
30s
.NET
by Mohamed

In C#, where are Value Types typically stored in memory?

EASY
SINGLE CHOICE
30s
.NET
by Mohamed

What distinguishes managed code from unmanaged code in .NET?

EASY
SINGLE CHOICE
30s
.NET
by Mohamed

What is the primary role of the Common Language Runtime (CLR)?

EASY
SINGLE CHOICE
30s
.NET
by Mohamed

What is .NET?

EASY
SINGLE CHOICE
30s
.NET
by Mohamed

Which data structure is most suitable for frequent insertions/deletions in the middle, but has slow (O(n)) access time?

EASY
SINGLE CHOICE
30s
Algorithms & Data Structures
by Mohamed

How does the two-pointer technique find the middle of a linked list in a single pass?

MEDIUM
SINGLE CHOICE
40s
Algorithms & Data Structures
by Mohamed

What are the three pointers typically used in an iterative in-place linked list reversal?

MEDIUM
SINGLE CHOICE
30s
Algorithms & Data Structures
by Mohamed
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