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Exam3 Study Tool
Resource for Exam #3
Question | Answer |
---|---|
A display device made up of two plates of glass separated by a layer of a substance in which light is manipulated is a… | flat panel display |
Which device uses light-sensing equipment to convert images of text, drawings, and photos into digital form? | scanner |
Data and information that is shown on a display screen is referred to as… | softcopy |
What term describes security devices that identify a person through fingerprint, voice integration or retinal-identification? | biometrics |
What technology allows tolls to be automatically charged to drivers' accounts when they pass tollbooths? | RFID |
What does RFID stand for? | radio frequency identification device |
What is the name of the device that produces digitized sounds like beeps, chirps, and music? | sound output |
What is the name of the device that converts digital data into speech-like sounds? | voice output |
A set of conventions that governs how data is exchanged between devices on a network is known as a… | protocol |
What is the name of a special computer that directs communicating messages when several networks are connected? | router |
Fill-in-the-blank: a ________ is a system of interconnected computers, telephones, or communications devices that can communicate and share resources. | network |
A computer that acts like a disk drive, storing the programs and data files shared by users on a LAN, is the ________ server. | file |
What is the term that describes a network that covers a city or a suburb? | MAN |
What does MAN stand for? | metropolitan area network |
What does LAN stand for? | local area network |
What does WAN stand for? | wide area network |
A network that operates without relying on a server is the ________ network. | peer-to-peer |
True or false: Antivirus software protects files and the computer system by searching the Internet for viruses. | false |
What type of communications signals are represented in a binary format? | digital |
Another name for image sharpness is ________. | resolution |
What is the technology in which television and video signals are sent to viewers using Internet protocols? | Internet Protocol TV |
What is the term that describes using a cellphone or PDA to send short messages to a pager, PDA, smartphone, or other handheld device? | text messaging |
The quality of a song on a digital audio player is determined by its ________, the number of times a song is measured and converted to a digital value. | sampling rate |
What is the name of a stand-alone unit that only sends and receives faxed documents? | dedicated fax machine |
What type of printer combines several capabilities? | multifunction |
What is the name of a specialized machine with special paper and color dyes? | Photo printer |
What is the name given to a large-scale inkjet printer used by graphic artists? | Large format plotter |
True or False? In MS Access, some commands are the same as in Excel or Word. | true |
In MS Access, a table stores data about people, activities, items, and events: true or false? | true |
In MS Access, a record is complete set of related data about one entity or activity: true or false? | true |
In MS Access, a report organizes and formats data to be used as printable documents: true or false? | true |
In MS Access, a field is the smallest storage element that contains an individual data element within a record: true or false? | true |
What is the term given to describe a cyber villain who break into computers to steal or destroy information or to use it for illegal profit? | black hat hacker |
In MS Access, what is the prefix naming convention for a table? | tbl |
In MS Access, what is the prefix naming convention for a form? | frm |
What type of network uses short-range wireless technology to connect devices? | personal area network |
What type of network uses wired, cable, or wireless connections to link digital devices? | home area network |
What is the type of e-mail bomb that is tied to when a specific event occurs? | logic bomb |