QUESTION Petra works at a leading biotech company, where she runs DNA samples and chemical formulas to discover molecule pairs that might cure genetic diseases. What type of computer does Petra use in her job? A) supercomputer B) microcontroller C) laptop D) tablet E) workstation ANSWER Answer: E Explanation: E) Petra deals with highly […]
QUESTION On Neil’s first day interning at the school’s tech lab, the director asked him to gather all the input devices and place them on the counter for inventory. Neil had never seen so much stuff, but he thinks he got everything. Maybe he grabbed too much. What should NOT be in the group on […]
QUESTION Malware makes repeated requests of a computer network, overloading it and denying access to legitimate users. Indicate whether the statement is true or false. ANSWER Answer: FALSE Explanation: Making repeated requests of a computer system or network to deny access by legitimate users is a denial-of-service (DoS) attack.
QUESTION Vonetta works at a big company with several buildings in a campus-like setting. She regularly communicates with coworkers across the company via computer. Which of the following statements can NOT be true? A) Vonetta is on a WAN. B) Vonetta is on a extranet. C) Vonetta is on a P2P network. D) Vonetta is […]
QUESTION Carmela is browsing a website for high-end clothing. When paying premium prices, she looks for fabric and workmanship. She can’t touch the products, but she can click an image to get a detailed look at textures or seams. What technology allows Carmela to make an informed purchasing decision? A) artificial intelligence B) zoom technologies […]
QUESTION Which of the following is NOT related to the Internet? A) server B) peer-to-peer network C) the Web D) virtual private network E) browser ANSWER Answer: B Explanation: B) In a P2P network, all microcomputers communicate directly with one another without relying on a central server. Users on P2P networks can communicate and […]
QUESTION The computer-assisted process of sorting and analyzing large amounts of data to extract hidden patterns and meanings is called data dumping. Indicate whether the statement is true or false. ANSWER Answer: FALSE Explanation: This process is called data mining. The hidden patterns and meanings in the data can produce helpful new knowledge.
QUESTION Which type of specialty software would most benefit from being run on a company’s intranet? A) desktop publishing software B) message center software C) computer-aided design software D) groupware E) enterprise resource planning software ANSWER Answer: D Explanation: D) An intranet is an organization’s internal private network that gives employees quick access to […]
QUESTION Which of the following is NOT an example of virtual money? A) store gift cards during the holiday season B) parking meters paid via the driver’s cellphone C) online bill paying from a person’s checking account D) secure cashier’s checks printed by a bank E) rechargeable radio-frequency transit fare cards ANSWER Answer: D […]
QUESTION Which of the following uses a public network to link remote sites? A) extranet B) virtual private network C) local area network D) intranet E) wide area network ANSWER Answer: B Explanation: B) A VPN is a secure private network that uses a public network (such as the Internet) to connect remote sites.
