A touch screen either does not respond at all or provides unusual responses. What’s a possible cause?
The digitizer is faulty.
What would happen if a PC with a non–auto-adjusting power supply is set to 230 V and plugged into a U.S. outlet?
The PC would not turn on.
A client packet has destination port number 137. What service is being requested?
NetBIOS (NetBT).
A RAID uses striping with double parity. Which RAID level is that?
RAID 6
Which three components are typically found in laser printer maintenance kits?
Fuser assembly; pickup rollers; transfer rollers.
What are two types of connections used to synchronize apps, movies, music, and ebooks between mobile devices?
USB and Wi-Fi.
Which ACPI power state describes when the CPU and RAM are still receiving power but unused devices are powered down?
S1.
A device has IPv6 address 2001:0DB8:75a3:0214:0607:1234:aa10:ba01/64. What is the host identifier?
0607:1234:aa10:ba01
After a power outage, a server shows “RAID not found.” What is a possible cause?
The external RAID controller is not receiving power.
A printer is printing unknown characters. What are two possible causes?
The wrong or an outdated printer driver is installed; the printer has a loose connection.
Which statement is true about laptops?
Most internal components designed for laptops cannot be used in desktops.
Which ACPI power state describes when the CPU and RAM are off and their contents have been saved to disk?
S4.
Which type of network spans a single building or campus and serves one organization?
LAN.
Which section of a motherboard will a technician use to install a video card?
The PCI-X expansion slots
An office assistant gets “memory overload” errors from a printer. What should the technician do?
Add more memory to the printer.
Which laptop LCD technology uses tilting crystals for a much higher contrast ratio?
Vertical alignment (VA).
Which ACPI power state describes when the computer is off?
S5.
Which protocol is used by Windows for file and printer sharing?
SMB.
A company needs a next-generation firewall with VPN, IDS/IPS, and DoS/DDoS protection. Which device fits?
A UTM (Unified Threat Management) device.
Paper comes out creased after printing. What are two possible causes?
Paper might be loaded incorrectly; the paper-feed tray is not firmly adjusted.
What two motherboard components control the system boot operations? (Grr Cisco, it just means the name of blank or blank that loads after POST - where boot order etc is saved.)
The BIOS chip and the UEFI chip.
In the United States, what is the standard voltage for wall outlet electrical power? And is it AC or DC?
120 volts AC.
What are two types of wired high-speed Internet connections?
Cable and DSL.
A customer requests that a PC support eSATA. Which component must support it?
The motherboard.
A color laser printer with graphics prints too slowly. Which component upgrade improves performance?
RAM