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CIS 1033 Unit Two

CIS 1033 Unit Two. Review Questions. An ergonomic keyboard helps to prevent. A. wrist injuries B. input errors C. cord clutter D. system errors. Which of the following pointing devices is located on the keyboard?. A. Mouse B. Trackball C. Pointing stick D. Electronic pen.

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CIS 1033 Unit Two

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  1. CIS 1033 Unit Two Review Questions

  2. An ergonomic keyboard helps to prevent • A. wrist injuries • B. input errors • C. cord clutter • D. system errors

  3. Which of the following pointing devices is located on the keyboard? • A. Mouse • B. Trackball • C. Pointing stick • D. Electronic pen

  4. An example of a POS terminal is: • A kiosk • A checkout line at HEB • MICR • Optical scanner

  5. Optical character recognition or OCR: • Allows musical instruments to communicate with a computer • Prints magnetic ink on the bottom of checks • Converts scanned documents into word processing documents • Writes characters to CD/DVD

  6. The dots that compose the image of a digital photograph are called • A. dot matrix. • B. resolution points. • C. pixels. • D. digital points

  7. All of the following components, except a ________ , are required for every data communications system. • A. sending device. • B. receiving device. • C. communications link. • D. modem.

  8. Which type of computer screen is the most difficult to view from an angle? • A. Cathode ray tube • B. Active matrix • C. Passive matrix • D. Gas plasma

  9. Which type of flat-panel computer screen provides the highest-quality image? • A. Cathode ray tube • B. Active matrix • C. Passive matrix • D. Gas plasma

  10. Which of the following is a nonimpact printer? • A. Line printer • B. Ink-jet printer • C. Dot-matrix printer • D. Active matrix printer

  11. Which type of printer would be best for printing on carbon forms? • Laser jet • Ink Jet • Non-impact printer • Dot matrix

  12. Which of the following is a standard for connecting electronic musical instruments and computers? • A. COM • B. MICR • C. MIDI • D. CIM

  13. Disk mirroring is a technology that: • increases the storage capacity of a disk. • improves speed by allowing simultaneous reads/writes • improves reliability by building in fault tolerance. • D. prevents head crashes by placing a protective “stripe” over the platter

  14. All of the following are true about batch processing except: • Generally runs after hours • Are rarely interactive • Run in the background • Are faster than online jobs

  15. A collection of similarly positioned tracks on multiple platters of a disk pack is called a: • A. cluster. • B. sector. • C. cylinder. • D. track.

  16. What is the correct sequence of smallest-to-largest unit of storage space? • A. cluster  sector  cylinder  track • B. sector  cluster  cylinder  track • C. sector  cylinder  track  cluster • D. sector  cluster  track  cylinder

  17. Which of the following is a way of minimizing the need to perform physical reads on a disk? • A. Disk caching • B. Data striping • C. Zone recording • D. Disk mirroring

  18. Which of the following is an advantage of DVD over CD technology? • A. Storage capacity • B. Access speed • C. Reliability • D. CD-R

  19. The file organization that is appropriate for magnetic tape storage media is: • A. sequential. • B. random. • C. indexed. • D. keyed.

  20. The file organization that is appropriate for a web based database such as Amazon: • A. sequential. • B. random. • C. indexed. • D. keyed.

  21. Which sentence best describes the actions of the access arms and read/write heads on a standard disk drive? • A. Access arms move independently of each other, and all read/write heads read at the same time. • Access arms move independently of each other, and one read/write head reads at a time. • Access arms move together as a unit, and all read/write heads read at the same time. • D. Access arms move together as a unit, and one read/write head reads at a time.

  22. Direct access files are commonly used in ________ systems, which operate in real time and provide quick responses to user requests. • A. batch • B. direct • C. master • D. online

  23. The earliest data communications systems utilized: • A. the Internet. • B. centralized data processing. • C. the TCP/IP protocol. • D. distributed data processing.

  24. A communications signal in the form of a continuous wave is: • A. digital. • B. modulation. • C. analog. • D. amplitude.

  25. The device that converts signals from analog to digital and vice versa is called a: • A. carrier wave. • B. analog generator. • C. digimon. • D. modem.

  26. A modem’s rating of 56K refers to its: • A. memory size. • B. transmission speed. • C. frequency modulation. • D. amplitude requirements.

  27. With digital subscriber line: • a dedicated digital line is installed to facilitate speedy transmission. • transmission speed is affected by the number of cable modem users. • use of the telephone is curtailed while the user is online. • D. the computer is always connected to a live communications line.

  28. Conversation over a walkie-talkie radio is an example of: • A. full-duplex transmission. • B. half-duplex transmission. • C. simplex transmission. • D. asynchronous transmission.

  29. Which communications medium has the highest bandwidth? • A. Coaxial • B. Fiber optic • C. Twisted pair • D. Copper

  30. The ________ topology consists of a central hub that controls all messaging in a network. • A. ring • B. star • C. bus • D. Ethernet

  31. The ________ topology consists of a circle of computers that pass data in one direction. • A. ring • B. star • C. bus • D. Ethernet

  32. The type of networking application that automatically exchanges invoices and purchase orders between two companies’ computer systems is called: • A. EDI. • B. EFT. • C. XML. • D. ISDN.

  33. A common, inexpensive technology used for LANs: • Token Ring • Ethernet • Star • Ring

  34. Napster and Kazaa are examples of what kind of network: • Token Ring • Ethernet • Peer to Peer • LAN

  35. All of the following are associated with WANs except: • Front end processor • Multiplexer • ISDN • Terminal emulation

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