Exam 5: Hardware: Input and Output: Taking Charge of Computing and Communications

A digital camera uses a _________ processor chip to capture photographic images in digital form and store them on a small disk inserted into the camera or on flash memory cards.

An input device that uses an electronic pen or a mouselike copying device called a puck that can convert drawings and photos to digital data is called a(n)__________.

The number of times per second that pixels are recharged is called the __________.

What does an audio-input device do?

What is a digitizer?

Data that is displayed on a screen or stored on a disk is called a hardcopy.

Analog sound is the kind of sound that exists in nature.

__________ output produces digitized sounds of many kinds; __________ output produces speechlike sounds.

(p.249 [art]) A webcam is an example of an input device.

Of the two basic methods of data entry,keyboards use keystrokes to enter data and instructions; what is the nonkeyboard method called?

A point-of-sale terminal,which has a processor,is a(n)_________ terminal.

RFID is a character-recognition system that uses magnetizable ink and special characters,such as those on the bottom of bank checks.

A computer's reading of a person's emotions from changes in their facial expressions is an example of ________.

How does a digital camera capture and store images?

Color depth,or bit depth,is the amount of information,expressed in bits,that is stored in a dot (pixel).

Input includes program instructions that the CPU receives after commands are issued by the user.

A terminal that has its own memory and processor,as well as a display screen and a keyboard,is a(n)__________ terminal.

Speech-recognition systems may be used by radiologists to dictate their interpretations of X rays directly into transcription machines.

What is a dumb terminal?

How does an optical character-recognition device work?