Examen Cisco

I.T. CHAPTER 11
A technician suspects that a hard drive is beginning to fail. Which two conditions would support this suspicion? (Choose two.) The hard drive is making unusual noises. The hard drive must be defragmented often. The hard drive has a gradual increase in the number of bad sectors. The hard drive light is lit briefly during the boot process. The hard drive light is lit briefly whenprograms are loaded.

Why should you use an antistatic mat when working on the internal components of a computer? protect the technician against electrical shock reduce the chance of computer components being damaged by ESD prevent the technician's tools from being damaged by ESD protect computer components from AC voltage while working on the computer

You are monitoring a new technicianinstalling a device driver on a Windows-based PC. The technician asks why the company requires the use of signed drivers. What would be the best response to give? Signed drivers prevent physical damage to devices. An unsigned driver can cause files to be fragmented as they are processed. A signed driver has passed Microsoft's quality lab test and prevents a system from being compromised. All companiesmaking devices for a Windows computer have to have Microsoft sign off on the new driver before it can be added to the operating system. A signed driver has been approved by the company that created the device driver.

While performing routine maintenance on a computer, a user is cleaning dust and debris from the PC using compressed air. How should the technician hold the can of compressed air toavoid damaging the PC?

upside down to avoid blowing the dust upward upright to avoid fluid leakage inside the PC at close distance to the motherboard outside the PC to avoid blowing dust outside the PC

Which two components are considered input devices? (Choose two.) printer camera projector MIDI interface speaker

A technician begins gathering data from a customer by asking open-endedquestions. Which question is a proper open-ended question? Were any recent updates performed? Has anyone installed new software in the past two days? Are you the only user to use the PC recently? What happens when the PC is powered on?

How should a floppy disk drive be cleaned? Apply a vacuum cleaner to the disk slot. Use a drive cleaning kit. Spray an isopropyl alcohol based cleaner into thehole provided in the drive. Remove heads and clean with a mild detergent.

What is the recommended way to clean an optical drive? Use compressed air and lint-free cotton swabs. Use cotton swabs and denatured alcohol. Use a vacuum cleaner. Use glass cleaner and a lint-free cloth.

What are three reasons to add an additional hard drive to a computer? (Choose three.) to store the system swap fileto implement RAID and provide fault tolerance to speed up the Internet download speed to install a second operating system to decrease the time needed for defragmentation to increase the CPU speed

Which three peripherals would be considered output devices? (Choose three.) camera display monitor keyboard microphone projector speaker

Which two motherboard features must be compatible whenselecting a new CPU? (Choose two.) chip set

number of expansion slots quantity of memory socket type number of USB interfaces

A technician is helping a client select additional RAM for a computer. Which three items should be considered when updating RAM? (Choose three.) The quantity of memory must exceed the size of the swap file. The memory must be compatible with the video card. The memory mustbe compatible with the motherboard. The new memory must be the same type as the memory already present. The memory must be as fast as the cache found in the CPU. The speed of the new memory must be the same or faster than the existing memory. Which type of hard drive cable connects drives in a daisy chain series and requires manual termination at each end of the daisy chain to prevent data...