Which of the following is used to define a constant in PHP?
Anonymous Quiz
13%
let
26%
define()
35%
constant()
26%
const()
DES belongs to which category of cryptographic algorithms?
Anonymous Quiz
33%
Asymmetric key algorithm
39%
Symmetric key algorithm
18%
Key exchange protocol
10%
Hashing algorithm
What will np.zeros((2,3)) create?
Anonymous Quiz
13%
1D array of 6 zeros
24%
3x2 array of zeros
51%
2x3 array of zeros
12%
Error
Which part of the OS interacts directly with the hardware?
Anonymous Quiz
10%
Shell
20%
Device drivers
20%
Application software
51%
Kernel
What is the default value of an uninitialized instance variable of type boolean?
Anonymous Quiz
27%
true
31%
false
19%
0
23%
null
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Which data type matches the storage size of enum?
Anonymous Quiz
25%
int variable
27%
float variable
25%
string variable
23%
float & string variable
In contrast to RTP's default behavior, what can RTP use instead?
Anonymous Quiz
24%
privileged UDP ports
42%
stream control transmission protocol
27%
datagram congestion control protocol
7%
none of the above
What does Rust primarily aim to provide compared to languages like C/C++?
Anonymous Quiz
14%
Garbage collection and slower runtime
20%
Only functional programming
48%
Memory safety without garbage collection
18%
Dynamic typing
The declaration of the structure is also called as?
Anonymous Quiz
27%
structure creator
19%
structure signifier
39%
structure specifier
15%
structure creator & signifier
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Which data structure works on the principle FIFO (First In, First Out)?
Anonymous Quiz
34%
Stack
55%
Queue
8%
Tree
2%
Graph
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In reality, IPSec focuses on network layer security. What's often overlooked is that it could've theoretically been designed to secure any of the following?
Anonymous Quiz
14%
Application Layer Protocol Stacks
53%
Network Layer Routing Information Bases
29%
Transport Layer Connection-Oriented Services
4%
Session Layer Multiplexer Protocols
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CHALLENGE
function createCounter() {
let count = 0;
return {
increment: () => ++count,
decrement: () => --count,
getValue: () => count
};
}
const counter1 = createCounter();
const counter2 = createCounter();
counter1.increment();
counter1.increment();
counter2.increment();
console.log(counter1.getValue() + counter2.getValue());Is it possible to override the + operator for your own class in Python?
Answer:
ta
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[ PHP ] Which of the following is used for concatenation?
Anonymous Quiz
51%
+
16%
*
15%
.
10%
&
8%
None of these
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