What is the letter for the clear key?

The letter of the clear key is AC; the delete keys of the calculator are the "DEL" key and the "AC" key. DEL is the delete key, which is the abbreviation of delete; if there is a cursor on the calculator screen, press the DEL key Delete the last character after the cursor, which is usually the last character entered if there is no cursor.

#The operating environment of this tutorial: Windows 10 system, Dell G3 computer.

What is the letter of the clear key?

The clear key is AC.

The delete keys of the calculator are the "DEL" key and the "AC" key. DEL is the delete key and is the abbreviation of delete. If there is a cursor on the calculator screen, press the DEL key to delete the last character after the cursor, which is usually the last character entered if there is no cursor.

The function of the clear key:

The function of the clear key is to cancel the current result and return it to zero. The function of the numeric key is to enter the number you want to enter into the calculator. The decimal point key is used to enter numbers with a decimal point. The function of the equal sign key is to display the calculation results on the screen by pressing the equal sign key after the required calculation is completed.

switch Clearscreen key function:

switch is responsible for switching calculators, and clearscreen refers to clearing calculation results on the existing screen.

A calculator can input, process, store and output data like a computer, but unlike a computer, it cannot automatically implement these operations and must be operated by humans. Computers can be programmed to handle this automatically.

Functional principle of computer:

The calculator contains a programmed digital circuit. It first determines and stores the external key signals (that is, which key you press), then performs calculations based on these signals, and then outputs the signals to the display.

Calculator generally consists of arithmetic unit, controller, memory, keyboard, display, power supply and some optional peripherals and electronic accessories, through manual or machine equipment. The keyboard is the input component of the calculator, generally using contact type or sensor type.

Related introduction:

The calculator is a machine invented by modern people that can perform numerical operations.

Modern electronic calculator is a handheld electronic machine that can perform mathematical operations. It has an integrated circuit chip, but its structure is much simpler than that of a computer. It can be said to be the first generation of electronic computer (computer), and its functions are also relatively simple. Weak, but relatively convenient and cheap, it can be widely used in business transactions and is one of the necessary office supplies. In addition to displaying calculation results, there are often overflow indications, error indications, etc. The calculator uses an AC converter or battery as its power source, and the battery can be recharged with an AC converter or solar converter. In order to save power, calculators use large-scale integrated circuits made with CMOS technology.

For more related knowledge, please visit the FAQ column!

The above is the detailed content of What is the letter for the clear key?. For more information, please follow other related articles on the PHP Chinese website!