Term
(001) What is the first job the basic input output system (BIOS) does at start-up? a. Run memory byte count. b. Test for parity errors. c. Load instructions to random access memory (RAM). d. Run the power-on self-test |
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Definition
d. Run the power-on self-test (1-1) |
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(001) Which original component was very susceptible to damage from electrostatic discharge? a. Read-only memory (ROM). b. Basic input output system (BIOS). c. Complementary metal-oxide semiconductor (CMOS). d. Electrically erasable programmable read-only memory (EEPROM) |
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Definition
c. Complementary metal-oxide semiconductor (CMOS) (1-2) |
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(001) Which component uses a lithium battery to maintain computer settings when power is removed? a. Read-only memory (ROM). b. Basic input output system (BIOS). c. Complementary metal-oxide semiconductor (CMOS). d. Electrically erasable programmable read-only memory (EEPROM). |
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Definition
c. Complementary metal-oxide semiconductor (CMOS) (1-2) |
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(001) What is considered as nonvolatile permanent memory? a. Read-only memory (ROM). b. Basic input output system (BIOS). c. Complementary metal-oxide semiconductor (CMOS). d. Electrically erasable programmable read-only memory (EEPROM). |
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Definition
a. Read-only memory (ROM) (1-2) |
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Term
(001) What is a form of firmware that contains the computer’s startup instructions? a. Basic input output system (BIOS). b. Complementary metal-oxide semiconductor (CMOS). c. Cache. d. Electrically erasable programmable read-only memory (EEPROM). |
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Definition
a. Basic input output system (BIOS) (1-3) |
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Term
(001) What static RAM (SRAM) uses special applications in a CPU? a. Basic input output system (BIOS). b. Complementary metal-oxide semiconductor (CMOS). c. Cache. d. Electrically erasable programmable read-only memory (EEPROM). |
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Definition
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(001) On most modern computers, which has two or three levels of memory? a. Complementary metal-oxide semiconductor (CMOS). b. Cache. c. Double Data Random Access Memory (DDRAM). d. Electrically erasable programmable read-only memory (EEPROM). |
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Definition
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(001) Actively sampling the status of an external device by a client program is known as a. polling. b. signaling. c. processing. d. multitasking. |
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Definition
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(002) What is defined as an asynchronous signal from a computer hardware device indicating the need for attention from a central processing unit (CPU) or a synchronous event? a. Cache. b. Buffer. c. Interface. d. Interrupt. |
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Definition
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(002) What interrupt request (IRQ) line number is normally used for the floppy disk controller? a. 2. b. 4. c. 6. d. 8. |
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Definition
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(002) Which term describes that data is whole or complete? a. Driver. b. Parity bit. c. Data integrity. d. Error correction. |
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Definition
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(002) What is considered as a technique or method of checking data integrity? a. Asynchronous. b. Parity bit. c. Interrupt. d. Fault. |
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Definition
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(002) Which is a very simple example of an error detecting code? a. Interrupt. b. Parity bit. c. Asynchronous. d. Data integrity. |
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Definition
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(002) What component initializes communication with all hardware devices and sends a message if a keyboard or mouse is not found? a. Read-only memory (ROM). b. Basic input output system (BIOS). c. Complementary metal-oxide semiconductor (CMOS). d. Electrically erasable programmable read-only memory (EEPROM). |
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Definition
b.Basic input output system (BIOS) (1-9) |
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Term
(002) Which is a small, low-level program used by the computer operating system to interact with hardware devices? a. Basic input output system (BIOS). b. Driver. c. Parity. d. Interrupt. |
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Definition
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Term
(003) What is the sudden and momentary electric current that flows between two objects at different electrical potentials? a. Voltage. b. Amperage. c. Conductivity. d. Electrostatic discharge. |
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Definition
d. Electrostatic discharge (1-11) |
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Term
(003) Static electricity remains intact until it is a. absorbed. b. dissolved. c. discharged. d. neutrilized. |
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Definition
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Term
(003) Under what class of electrostatic discharge (ESD) would an item fall if it was sensitive to 900 volts? a. I. b. II. c. III. d. IV. |
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Definition
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Term
(003) Electrostatic discharge (ESD) items sensitive to more than 4,000 but less than 15,000 volts fall into category a. I. b. II. c. III. d. IV. |
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Definition
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(003) What measure would you take to prevent the build up of static electricity? a. Ground the electrostatic discharge sensitive (ESDS) device. b. Check the relative humidity level. c. Disconnect the circuit from the device. d. Turn the power switch to the off position. |
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Definition
a. Ground the electrostatic discharge sensitive (ESDS) device (1-12) |
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Term
(003) What is the first step you must take when either installing or removing an electrostatic discharge sensitive (ESDS) device? a. Ground the ESDS device. b. Check the relative humidity level. c. Disconnect the circuit from the device. d. Turn the power switch to the off position. |
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Definition
d. Turn the power switch to the off position (1-13) |
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Term
(004) The process of collecting and analyzing data to determine the cause of an operational failure and how to prevent it from recurring is called a. fault isolation. b. event evaluation. c. process investigation. d. analytical consideration |
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Definition
a. fault isolation (1-14) |
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Term
(004) In which troubleshooting step would you determine which conditions are present? a. Define the problem. b. Isolate the problem. c. Resolve the problem. d. Confirm the resolution. |
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Definition
a. Define the problem (1-15) |
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Term
(004) In which troubleshooting step would you confirm a dilemma exists? a. Define the problem. b. Isolate the problem. c. Resolve the problem. d. Confirm the resolution. |
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Definition
b. Isolate the problem (1-15) |
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Term
(004) In which troubleshooting step would you identify likely causes and eliminate unlikely causes? a. Define the problem. b. Isolate the problem. c. Resolve the problem. d. Confirm the resolution. |
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Definition
c. Resolve the problem (1-15) |
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Term
(004) In which troubleshooting step would you review the case history and assure no steps were missed? a. Define the problem. b. Isolate the problem. c. Resolve the problem. d. Confirm the resolution. |
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Definition
d. Confirm the resolution (1-15) |
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Term
(004) What is normally the next step in the boot up process after initial power is applied? a. The keyboard lights should flash. b. A memory test should be visible on the monitor. c. The hard disk drive access light should come on briefly. d. The operating system (OS) loads into memory and user interface appears. |
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Definition
a. The keyboard lights should flash (1-16) |
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Term
(004) What is normally the next step in the boot up process after the basic input output system (BIOS) message appears on the monitor? a. The keyboard lights should flash. b. A memory test should be visible on the monitor. c. The hard disk drive access light should come on briefly. d. The operating system (OS) loads into memory and user interface appears. |
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Definition
b. A memory test should be visible on the monitor (1-17) |
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Term
(004) Normally the last step in the boot up process is a. the keyboard lights should flash. b. a memory test should be visible on the monitor. c. the hard disk drive access light should come on briefly. d. the operating system (OS) loads into memory and user interface appears. |
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Definition
d. the operating system (OS) loads into memory and user interface appears (1-17) |
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Term
(005) What can detect if central processing unit (CPU) hardware problem exist? a. Event evaluation. b. Power-on-self-test (POST). c. Process investigation. d. Analytical consideration. |
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Definition
b. Power-on-self-test (POST) (1-18) |
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Term
(005) When troubleshooting hardware, one simple method of identifying cables is to a. review the schematic diagram for errors. b. make a complete drawing of all the components. c. call the manufacture and speak to customer service. d. place masking tape to the cables and connection points. |
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Definition
d. place masking tape to the cables and connection points (1-19) |
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