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kherson [118]
2 years ago
15

Which of the following statements is incorrect? An operating system provides an environment for the execution of programs. An op

erating system manages system resources. Operating systems provide both command line as well as graphical user interfaces. Operating systems must provide both protection and security.
Computers and Technology
1 answer:
rosijanka [135]2 years ago
8 0

Answer:

command line and graphical user interface

Explanation:

there were (and still are) operating system with no graphical user interface at all, as for example some Unix releases

You might be interested in
Produce a list named prime_truths which contains True for prime numbers and False for nonprime numbers in the range [2,100]. We
LenKa [72]

Answer:

  1. def is_prime(n):
  2.    for i in range(2, n):
  3.        if(n % i == 0):
  4.            return False  
  5.    return True  
  6. prime_truths = [is_prime(x) for x in range(2,101)]
  7. print(prime_truths)

Explanation:

The solution code is written in Python 3.

Presume there is a given function is_prime (Line 1 - 5) which will return True if the n is a prime number and return False if n is not prime.

Next, we can use the list comprehension to generate a list of True and False based on the prime status (Line 7). To do so, we use is_prime function as the expression in the comprehension list and use for loop to traverse through the number from 2 to 100. The every loop, one value x will be passed to is_prime and the function will return either true or false and add the result to prime_truth list.

After completion of loop within the comprehension list, we can print the generated prime_truths list (Line 8).

3 0
2 years ago
In object oriented programming, what is another name for the "attributes" of an object?
Ket [755]
I believe the word you're looking for is properties.
7 0
2 years ago
Check your tire pressure every _____. A. month B. two months C. six months D. year
ohaa [14]

Answer: I'd say (B) Two months

Explanation: Hope its correct and helps, Good luck :)

6 0
2 years ago
Read 2 more answers
Assume that processor refers to an object that provides a void method named process that takes no arguments. As it happens, the
Gnom [1K]

Answer:

Following are the code in the Java Programming Language:

try{  //try block.

processor.process();  // call the function through the object.

}

catch(Exception e){  //catch block .

System.out.println( "process failure");   //if any exception occurs then print.

}

Explanation:

In the following code, we set two blocks in Java Programming Language of the exception handling which is try block or catch block.

  • In try block we call the function "process()" through the "processor" object.
  • If any exception occurs in the program then the catch block print the following message is "process failure"
6 0
2 years ago
3.26 LAB: Leap Year A year in the modern Gregorian Calendar consists of 365 days. In reality, the earth takes longer to rotate a
Taya2010 [7]

Answer:

// program in C++ to check leap year.

// include header

#include<iostream>

using namespace std;

// main function

int main() {

// variable

  int inp_year ;

  // ask user to enter year

  cout<<"Enter year:";

  // read year

  cin>>inp_year;

  // check year is leap or not

  if (((inp_year % 4 == 0) && (inp_year % 100 != 0)) || (inp_year % 400 == 0))

  // if leap year , print leap year

     cout<<inp_year<<" is a leap year.";

  else

  // print not leap year

     cout<<inp_year<<" is not a leap year.";

  return 0;

}

Explanation:

Read year from user.Then check if year is divisible by 4 and not divisible by 100 or year is divisible by 400 then year is leap year.otherwise year is not  leap year.

Output:

Enter year:1712                                                                                                            

1712 is a leap year.

6 0
2 years ago
Read 2 more answers
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