HW2
1. What problem causes the fading phosphor to become noticeable, causing flickering and eye strain?
Objective: 37.5 Define refresh rate and its features, dot pitch, and interlaced and non-interlaced monitors.
2. Which of the following is not an offical graphics standard?
Objective: 37.1 Define the video monitor's purpose.
3. Identify the device marked by "C."
Objective: 36.1 Define a video adapter and list major components: graphics accelerator, video memory, video BIOS, and RAMDAC.
4. Which video card component translates digital signals into analog signals?
Objective: 36.6 Describe RAMDAC features.
5. How many bits per pixel are required for 256 color operations?
Objective: 36.7 Define pixels and resolution.
6. What term describes SDRAM and SGRAM that can transfer twice per clock cycle?
Objective: 36.3 Describe video memory types: SDRAM, DDR SDRAM, SGRAM, DDR SGRAM, VRAM, and Cached DRAM/3DRAM.
7. Identify the type of memory described by the following section: "_________ supports dual porting, which permits memory to be written to, and written from at the same time."
Objective: 36.3 Describe video memory types: SDRAM, DDR SDRAM, SGRAM, DDR SGRAM, VRAM, and Cached DRAM/3DRAM.
8. What devices connect to the computer using the interface pictured below?
Objective: 38.1 Define and give examples of input devices.
9. What is the most likely cause of a mouse becoming sluggish or less responsive?
Objective: 38.5 List mice components and describe mice features and function.
10. Which sound file format uses "Psycho-acoustical" compression?
Objective: 39.4 List features of MIDI, .WAV and .MP3 files.
11. How much storage space is used by a CD-quality recording every second (16-bit, 44100Hz. stereo)?
Objective: 39.3 Explain sample rate and sample size.
12. How many bits are required to display 65,536 colors?
Objective: 36.7 Define pixels and resolution.
13. Choose the selection below that correctly identifies the laser printing process.
Objective: 41.5 List the seven laser printing steps.
14. Which stage of the laser printing process involves the scanning laser?
Objective: 41.5 List the seven laser printing steps.
15. Which laser printing stage secures the toner to the paper?
Objective: 41.5 List the seven laser printing steps.
16. What laser printer component may need to be replaced if the toner on a printed page flakes or rubs off of the paper?
Objective: 42.4 List different types of printer errors.
17. Which list properly identifies the different PC Card Standards?
Objective: 43.7 Describe the PC card bus and explain Type I, II, and III PC card applications.
18. Which PC card is associated with NICs, SCSI add-ons, and modems?
Objective: 43.7 Describe the PC card bus and explain Type I, II, and III PC card applications.
19. The process of varying the frequency of electronic waves is called ________.
Objective: 44.2 Explain modulation/demodulation.
20. What is the AT command used to hang up the modem?
Objective: 44.8 List basic AT commands and their meanings.
21. Asynchronous communication requires a ___________ at the beginning of each data packet and a ___________ at end of each data packet.
Objective: 44.5 Explain the modem handshake process.
22. A 56K modem communicates at 56 Kbps downstream when downloading or receiving data, but operates only at ________ Kbps upstream when uploading or sending data.
Objective: 44.9 List and compare different types of connections.
23. If a modem is installed on COM3 and the mouse, COM1, and the system continually experience random lockups and other problems, what can be done to resolve the problem?
Objective: 44.6 Explain common modem troubleshooting strategies.
24. The Palm Pilot is an example of a ___________.
Objective: 43.2 List four portable computer types: laptop, notebook, subnotebook, and pocket computers.
25. What is Attenuation?
Objective: 46.2 Cite parallel port features.
26. The first parallel port was able to send data at a rate of _______ bits at a time and receive ______ bit(s) at a time.
Objective: 46.2 Cite parallel port features.
27. Identify the interface that matches the connector pictured below.
Objective: 46.6 Define Universal Serial Bus and explain its advantages.
28. What connector is displayed below?
Objective: 46.5 Identify different connectors and their purposes.
29. What network device determines how data packets are transferred between networks?
Objective: 47.6 List four network hardware types (bridge, router, repeater and hub) and their features.
30. To create a 100BaseT network, what type of cabling needs to be used?
Objective: 47.5 List four network media types (shielded twisted-pair cable, unshielded twisted-pair cable, coaxial cable, and fiber optic cable) and their features.
31. ThinNet can support distances up to __________.
Objective: 47.5 List four network media types (shielded twisted-pair cable, unshielded twisted-pair cable, coaxial cable, and fiber optic cable) and their features.
32. What network topology is displayed below?
Objective: 48.3 Compare and contrast the different types of network topologies.
33. At what speed does Fast Ethernet transmit data?
Objective: 48.4 List different types of network architectures.
34. Which parallel port uses DMA?
Objective: 46.2 Cite parallel port features.
35. What type of connector does the parallel port use?
Objective: 46.2 Cite parallel port features.
36. How many devices can be connected to a USB chain at one time?
Objective: 46.6 Define Universal Serial Bus and explain its advantages.
37. Which BIOS screen is pictured below?
Objective: 51.3 Cite 12 BIOS Main Menu screen options and describe features of each: Standard CMOS Setup, BIOS Feature Setup, Chipset Features Setup, Power Management Setup, PNP/PCI Configuration, Load Setup Defaults, Integrated Peripherals, Supervisor Password, User Password, IDE HDD Auto Detection, Save and Exit Setup, and Exit Without Saving.
38. Which BIOS screen is pictured below?
Objective: 51.3 Cite 12 BIOS Main Menu screen options and describe features of each: Standard CMOS Setup, BIOS Feature Setup, Chipset Features Setup, Power Management Setup, PNP/PCI Configuration, Load Setup Defaults, Integrated Peripherals, Supervisor Password, User Password, IDE HDD Auto Detection, Save and Exit Setup, and Exit Without Saving.
39. What is the purpose of the BIOS Supervisor Password?
Objective: 51.3 Cite 12 BIOS Main Menu screen options and describe features of each: Standard CMOS Setup, BIOS Feature Setup, Chipset Features Setup, Power Management Setup, PNP/PCI Configuration, Load Setup Defaults, Integrated Peripherals, Supervisor Password, User Password, IDE HDD Auto Detection, Save and Exit Setup, and Exit Without Saving.
40. What hard drive function in the BIOS is not utilized on IDE hard drives?
Objective: 51.3 Cite 12 BIOS Main Menu screen options and describe features of each: Standard CMOS Setup, BIOS Feature Setup, Chipset Features Setup, Power Management Setup, PNP/PCI Configuration, Load Setup Defaults, Integrated Peripherals, Supervisor Password, User Password, IDE HDD Auto Detection, Save and Exit Setup, and Exit Without Saving.
41. Which of the following are basic tasks performed by the operating system?
Objective: 52.1 List and define the following operating system components: user interface, kernel, and file management system. 52.2 Compare and contrast features of the following operating systems: UNIX, Linux, IBM OS/2, Microsoft DOS, Microsoft Windows 95/98, Microsoft Windows NT, and Apple Macintosh
42. What is a Command Prompt Interface?
Objective: 52.1 List and define the following operating system components: user interface, kernel, and file management system. 52.2 Compare and contrast features of the following operating systems: UNIX, Linux, IBM OS/2, Microsoft DOS, Microsoft Windows 95/98, Microsoft Windows NT, and Apple Macintosh
43. The beginning, or highest, directory in a file system's directory structure is the ______________.
Objective: 52.1 List and define the following operating system components: user interface, kernel, and file management system. 52.2 Compare and contrast features of the following operating systems: UNIX, Linux, IBM OS/2, Microsoft DOS, Microsoft Windows 95/98, Microsoft Windows NT, and Apple Macintosh
44. Which Microsoft operating system is single tasking?
Objective: 52.2 Compare and contrast features of the following operating systems: UNIX, Linux, IBM OS/2, Microsoft DOS, Microsoft Windows 95/98, Microsoft Windows NT, and Apple Macintosh.
45. Windows 95 is a ______ operating system.
Objective: 53.1 List features of Windows 2000, Windows 98 and Windows 95.
46. How much memory is required for Windows 98?
Objective: 53.3 List hardware requirements for Windows 95, 98 and 2000.
47. Which of the following is a reason to perform a first-time installation of Windows 2000?
Objective: 53.2 Describe scenarios for Windows 2000 installation and upgrade.
48. Which operating system requires at least a Pentium 133MHz CPU?
Objective: 53.3 List hardware requirements for Windows 95, 98 and 2000.
49. What Windows 98 file system is more efficient than previous Windows versions?
Objective: 53.1 List features of Windows 2000, Windows 98 and Windows 95.
50. If a monitor is running at a resolution of 640x480, how many pixels are being displayed?
Objective: 36.7 Define pixels and resolution.