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const2013 [10]
3 years ago
7

Best app in free to learn python

Computers and Technology
1 answer:
Allushta [10]3 years ago
4 0

Answer:

Sololearn app

Explanation:

it's very easy to learn python there

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Write the code to compute and output how many times the value 99 is found in an array of integers named numbers
astraxan [27]
Thank you for being the rare question where you actually provide what language you want your answer in; I approve, and encourage this.

In Java, the following will work.
I made it a bit more versatile to work with others numbers, other than 99, if you so please (if not, just hardcode the 99 in yourself).

// Example list - fill this with numbers yourself.
ArrayList<Integer> nums = new ArrayList<>();
int n = 99;
int count = (int)nums.stream().filter(i -> i == n).count();
System.out.println(n + " occurences.");
8 0
3 years ago
n what sense is it now possible for a country to be ""occupied"" by an invisible invader that arrives through airwaves and wirel
Mademuasel [1]

Answer:

Option A. is correct

Explanation:

It now not possible for a country to be "occupied" by an invisible invader that arrives through airwaves and wireless networks. It is almost impossible to block foreign countries’ satellite broadcasts and Internet transmissions inspite of Spy satellites and other communications technology and Global positioning systems.

Option A. is correct

5 0
3 years ago
In this exercise, first run the code as it is given to see the intended output. Then trace through each of the 3 variables to se
dlinn [17]

Answer:

The memory with variable names str1, str2, and str3 all have equal and the same value after the first if-statement.

Explanation:

The str1 was first assigned a null value while the str2 and str3 were assigned the string value "Karen" with the String class and directly respectively. On the first if-statement, the condition checks if the str1 is null and assigns the value of the variable str2 to str1, then the other conditional statement compares the values of all the string variables.

3 0
3 years ago
What are the common operations performed on character strings?
monitta
<h3>Answer(:</h3>

•concatenation

• scanning

• substringing

• translation

• verification

<h3>if you want to remember means csstv;-)</h3>
7 0
2 years ago
An Operating System is an application just like any other applications we use on our computers. What makes an Operating System s
tatyana61 [14]

Answer: An operating system(OS) is an interface between the hardware and the user. An OS is built so that it could support other software. OS is a system software which is used to support other application softwares.

Explanation:

An operating system handles all the hardware of the system and allows users access to those hardware components with the help of application softwares.

An OS consist of many libraries and APIs which allows programmers to write and execute codes. There are many types of OS such as real time, multitasking, multi programming OS.

The OS is responsible for allocating memory, managing the hardware, distributing resources across different processors in an distributed system.

So all these features makes them different from application software. The OS is responsible allocating memory and hardware resources to these softwares.

3 0
3 years ago
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