Cisco IT Essential v4.1 Chapter 3

1. Refer to the exhibit. Which type of port is shown?
*RJ45

2. After a technician has assembled a new computer, it is necessary to configure the BIOS. At which point must a key be pressed to start the BIOS setup program?
*during the POST

3. A technician is troubleshooting a computer that has a malfunctioning floppy drive. The technician observes that the floppy drive light remains lit constantly. How should the technician attempt to repair the problem?
*Connect the data cable making sure that the colored stripe on the cable is aligned with pin 1 on the drive and the motherboard.

4. What is a convenient way that a technician can tell whether a ribbon cable is for an IDE hard drive or a floppy drive?
*The floppy cable motherboard connector is normally gray.

5. Which action is recommended to prevent the motherboard from contacting the metal base of the case?
*Use standoffs to keep the motherboard above the metal base.

6. A technician is installing a new power supply in a computer. Which type of power connector should be used to connect to a PATA hard drive?
*Molex

7. Which solution should be used to clean a CPU and a heat sink?
*isopropyl alcohol

8. Which type of drive is installed in a 5.25-inch bay?
*floppy drive

9. What is the most reliable way for users to buy the correct RAM to upgrade a computer?
*Check the motherboard manual or manufacturer’s website.

10. A technician is assembling a new computer. Which two components are often easier to install before mounting the motherboard in the case? (Choose two.)
*CPU
*memory

11. A technician has just finished assembling a new computer. When the computer is powered up for the first time, the POST discovers a problem. How does the POST indicate the error?
*It issues a number of short beeps.

12. Which additional 4-pin or 6-pin power connector is required by some motherboards?
*AUX

13. Refer to the exhibit. Which type of hard drive uses the power connector shown?
*SATA

14. Which port is typically used for external wireless NICs?
*USB

15. A field technician has been asked to install a wireless 802.11g NIC in a computer, but is unsure about the expansion slots available. Which two types of wireless NICs should the technician have available? (Choose two.)
*PCIe
*PCI

16. A technician is installing a new power supply in a computer. Which type of power connector should be used to connect to a floppy drive?
*Berg

17. Which internal component of a computer uses a 3-pin power connector?
*fan

18. When building a computer, which two components are normally installed in 3.5-inch drive bays? (Choose two.)
*hard drive
*floppy drive

19. How many pins are in a SATA data cable connector?
*7

20. A technician is installing a new CPU in a ZIF socket on a motherboard. What is the primary way of securing the CPU in place?
*load lever.

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