Kaplan Set 1 Flashcards
(104 cards)
A customer brings you a computer that he wants to upgrade to SATA drives. Currently, all the drives in the system are EIDE drives. What should you do first?
Make sure that the motherboard will support SATA drives.
You are a desktop administrator for Nutex Corporation. A user reports that he is unable to access network resources. You notice a break in the network cable. You need to create a new network cable to connect the computer to the RJ-45 jack in the wall. What should you use to connect the end of the cable to an RJ-45 connector?
Wire crimper
You need to obtain the IP address for your local Windows computer. What tool should you use?
ipconfig
You want to set up a wireless network with data throughput of 54 Mbps. What two wireless specifications will provide a data throughput of 54 Mbps?
- 802.11a
2. 802.11g
What is an example of a solid-state drive?
USB flash drive
Your laptop computer, which typically draws 2 amperes (amps) under normal usage, has a rechargeable nickel-cadmium (NiCad) battery that provides 150 minutes of battery power. Lately, the laptop runs out of power after only 30 minutes of use. What actions should you take to extend the time your computer can operate on battery power?
- Clean the battery terminals.
2. Perform several cycles of discharging and recharging the battery.
What hard drive would provide the best performance and reliability?
Solid-state drive (SSD)
You replace the toner cartridge in a laser printer. Now, all printouts have black specks on both sides. What action you should take first?
Clean the interior of the printer.
What of the following is a valid Automatic Private IP Addressing (APIPA) address?
169.254.2.120
A user named Brad calls and reports that he is unable to connect to a file server on your 100BaseT network, although he is able to connect to folders on other computers. A single hub exists on the network. What hardware problems should you investigate?
- A defective hub port
2. A defective NIC in the file server
What IP address is used by Class B private networks?
172.16.0.0
Last month, you installed a laser printer for your organization. The printer has been working properly since it was installed. Recently, you noticed that the laser printer is printing blank documents with no text or images. What should you do first?
Replace the toner cartridge.
Steven’s computer includes a hard drive that connects to the computer’s motherboard using a 7-wire cable with a single interface. What hard drive interface is used by Steven’s disk drive?
Serial ATA
What improvements does IPv6 provide over the current IP addressing scheme?
- The IP header options allow more efficient forwarding and less rigid length limits.
- Some header fields have been dropped or made optional.
You need to ensure that the user’s computer does not send probe requests to discover if the wireless network is in range. What should you do?
Ensure the Connect even if the network is not broadcasting option on the Connections tab of the wireless connection is cleared.
A client, Warren, reports CMOS mismatch errors at startup. Further conversation with Warren reveals that he had forgotten the startup password he assigned in CMOS, and he had to clear all CMOS settings for his computer to complete a successful startup. Although he can now start his computer, he continues to observe CMOS errors each time he starts the computer. He replaced the CMOS battery, but the problem continues. Which component should you investigate first to resolve the problem?
The system board jumper settings
You need to replace the laptop’s motherboard. All of the following are guidelines when replacing the motherboard EXCEPT:
remove side screws, tape, clamps, etc. that are securing the screen to the metal cradle.
During class, an instructor shows a picture of a Zero Insertion Force (ZIF) socket. What component can you connect using this socket?
Central processing unit (CPU)
You have replaced the memory in a laptop computer. What would cause the reported memory to be lower than the actual physical memory?
Shared video memory
You receive a technical support call from a department manager. She reports that the laser printer in her department prints only blank pages. A telephone interview reveals that the paper is not jamming in the printer and that the problem began occurring after the toner cartridge was replaced. What is the most likely cause of the problem?
The sealing tape was not removed from the toner cartridge.
You work for your company’s IT help desk. A customer named Sam asks you how to get his iPhone to wirelessly play louder. He also indicates that sometimes, he wants to play his iPhone through his laptop speakers. What two options should you recommend?
- A USB-to-Bluetooth dongle
2. Bluetooth speakers
You need to synchronize your mobile device data with your desktop computer. For security reasons, your organization prohibits syncing devices over wireless connections or the Internet. What connection could you use to perform the synchronization?
USB
What is the operating range for Class 2 Bluetooth devices?
10 meters or 33 feet
What cloud computing term refers to the availability of a resource as it is needed by the client?
On demand