801 25q Flashcards
After completing the initial diagnostics and assigning system resources, the startup BIOS program checks for information about secondary storage devices that might contain the OS. The list of devices and the order in which they should be checked can be found and arranged in the CMOS setup utility, and this option is commonly referred to as
Boot sequence
After a normal system shutdown, when the computer is turned off, contents of the memory used to store BIOS settings are
Retained
What is LoJack?
Security feature used for locating stolen desktops, laptops, or tablets
Term refers to a technology that allows for storing passwords, certificates, or encryption keys in a hardware chip
Trusted Platform Module (TPM)
Which of the following are power management specifications? (Select two answers)
ACPI
APM
In modern PCs, the procedure of replacing BIOS contents in order to upgrade to a newer version is sometimes referred to as
Flashing the BIOS
Which of the following acronyms refers to a series of basic hardware diagnostic tests performed by the startup BIOS after the computer is powered on
POST
What kind of security features can be set in BIOS? (Select two that apply)
User password required to proceed when the computer is powered on
Password-restricted access to the BIOS setup utility
A computer supporting LoJack technology has two main components installed: an Application Agent residing in the operating system which sends tracking signals to the monitoring center allowing the law enforcement to locate and recover stolen device, and Persistence Module which restores the Application Agent and allows it to survive operating system re-installation or hard drive format. The highest level of security offered by LoJack can be achieved when Persistence Module resides in
Computer’s BIOS
Which of the following is an example of firmware
Basic Input / Output System (BIOS)
Chassis intrusion detection is an option that can be enabled / disabled in the BIOS setup utility (if a BIOS comes equipped with this feature). Coupled with a hardware sensor mounted inside the computer case, this option can be used to check if the case was opened and display a notification alert during next boot
True
Which of the following resources can be used by an operating system to communicate with hardware? (Select two answers)
System BIOS
Device drivers
After replacing a modular hardware component inside computer case, the updated information about specific parameters of the new device is stored in
CMOS RAM
A BIOS might be reflashed in order to: (Select three that apply)
Fix known programming errors discovered in the current BIOS version
Repair damaged BIOS
Provide support for new types of attached hardware
The CMOS setup utility can be accessed by pressing:
The key set by the motherboard manufacturer for accessing CMOS setup utility during boot
A software embedded into a hardware chip is also referred to as
Firmware
After launching Windows Virtual PC application technician receives error message stating that the hardware-assisted virtualization (HAV) feature is not enabled on the computer. Which of the following steps might help in fixing this problem?
Getting into the CMOS setup utility and enabling the virtualization technology setting
Which Windows OS utility can be used to view basic information about computer’s BIOS
MSINFO32.EXE
CMOS settings can be set to factory defaults by (Select three that apply)
Using a jumper that can be found on the motherboard
Reseating the CMOS battery on the motherboard
Choosing the default configuration option in the CMOS setup utility
Which of the following terms refer to BIOS types that can be updated without removing the BIOS chip from a motherboard? (Select two answers)
EEPROM
Flash Memory
While trying to enable the entire drive encryption feature in Windows technician receives the following error message: “A compatible Trusted Platform Module (TPM) Security Device must be present on this computer, but a TPM was not found”. Knowing that the system has a TPM chip installed, which of the following steps might help in solving this problem?
Enabling the TPM security feature in CMOS setup menu
Which of the following acronyms refers to an integrated circuit that keeps track of the current time in a PC?
RTC
Which of the following are the features offered by LoJack? (Select three that apply)
Remote sanitation (removal of data) Remote device lock to deny access to any unauthorized users Ability to track down the physical location of a stolen device
The term “BIOS extension” refers to a situation where peripheral cards such as hard-drive controllers or video display adapters come equipped with their own BIOS chips to provide additional functionality or to replace the motherboard BIOS services with their own versions of those services. BIOS found on extension cards is also referred to as:
Option ROM
