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fgiga [73]
3 years ago
12

Why were early computers so much bigger than the ones we use now?

Computers and Technology
1 answer:
prisoha [69]3 years ago
7 0

Answer:

They used bulky vacuum tubes.

Explanation:

I took the test

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Select the Navy Admiral who invented a high-level programming language FLOW-MATIC in 1953.
oee [108]

Answer:

Grace Hopper.

Explanation:

Grace Hopper was a US Naval Rear Admiral and an American computer scientist who was born on the 9th of December, 1906 in New York city, United States of America. She worked on the first commercial computer known as universal automatic computer (UNIVAC), after the second World War II.

In 1953 at the Remington Rand, Grace Hopper invented the first high-level programming language for UNIVAC 1 by using words and expressions.

Hence, Grace Hopper was the Navy Admiral who invented a high-level programming language FLOW-MATIC in 1953.

Additionally, FLOW-MATIC paved the way for the development of common business-oriented language (COBOL).

4 0
4 years ago
When was technology created?
ANEK [815]

Answer:

two million years ago

Thomas Edison, American inventor who, singly or jointly, held a world-record 1,093 patents. In addition, he created the world's first industrial research laboratory.

3 0
2 years ago
You have to write a program that will read a number followed by a series of bit operations from a file and perform the given ope
tatuchka [14]

The program what will read a number followed by a series of bit operations from file and perform the given operations sequentially on the number is given below.

<h3>What is an operation in computer science?</h3>

An operation, in mathematics and computer programming, is an action that is carried out to accomplish a given task.

There are five basic types of computer operations:

  • Inputting,
  • processing,
  • outputting,
  • storing, and
  • controlling.

<h3>What is the requested program above?</h3>

#include <stdio.h>

#include <fcntl.h>

int main(int argc, char *argv[])

{

  int number, n, v, temp;

  char line[25], fun[10];

  FILE *f = fopen(argv[1], "r");

 

  fgets(line, 24, f);

  sscanf(line, "%d", &number);   //reading the number

  while( fgets(line, 24, f) )

   {

      sscanf(line, "%s %d %d", fun, &n, &v); //reading the commands

      switch(fun[0])           //checking which command to run

      {

          case 'g':    temp = 1;

                      temp = temp<<n;   //shifting for getting that bit

                      printf("%d\n",(number&temp)&&1);

                      break;

          case 's':   temp = 1;

                      temp = temp<<n;   //shifting for setting that bit

                      if(!v)

                      {

                          temp = ~temp;

                          number = number & temp;

                      }

                      else

                      {

                          number = number | temp;

                      }

                      printf("%d\n",number);

                      break;

          case 'c':   temp = 1;

                      temp = temp<<n;   //shifting for complimenting that bit

                      number = number ^ temp;   //xor to complement that bit

                      printf("%d\n",number);

                      break;

          default:printf("not defined");

      }

  }

  return 0;

}

Execution and Output:

terminal-> $ gcc -o first first.c

terminal-> $ ./first file1.txt

1

4

6

Learn more about programs at;
brainly.com/question/16397886
#SPJ1

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2 years ago
Christina used the following expression to calculate the average ages of her three program users: average = age1 + age2 + age3 /
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I am thinking it's A. Not so sure though.
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3 years ago
Read 2 more answers
. Explain how semaphores are handled in embedded systems design
Readme [11.4K]

Answer:

 Semaphores carries the signal between the task and interrupts that does not carry any type of additional data in the embedded system. A semaphore is used as synchronization object and helps in maintain the value between zero and the specific higher value.  

It basically reduced the value each time and complete the semaphore object in the embedded system. Binary semaphores is the main type of semaphore that invoke activation of the task.

 

5 0
3 years ago
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