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Which of the following still holds a charge even after the power to the system has been disconnected?
| ( | A | ) | | Capacitor |
 |
| ( | B | ) | | Fuse |
|
| ( | C | ) | | SIMM chip |
|
| ( | D | ) | | CMOS |
|
| ( | E | ) | | CPU |
The Correct Answer is: A
The most chosen answer was [ D ] :: [ CMOS ]
Explanation:
The Capacitor will keep a charge for an amount of time even after all power has been disconnected. A Capacitor holds a charge in the form of an electrostatic field.
IRQ2 is used with which of the following?
(this question provided by simulationexams.com)
| ( | A | ) | | COM1 |
|
| ( | B | ) | | COM2 |
|
| ( | C | ) | | LPT1 |
|
| ( | D | ) | | Used to cascade the second IRQ controller |
|
| ( | E | ) | | None of the above |
The Correct Answer is: D
Explanation:
The IRQ numbers and relevant Standard Device
Assignment are given below. It is important to memorize these values before
going to the exam, as there would be 5-10 questions on IRQs, and conflicts.
| IRQ |
Standard device Assignment |
| 0 |
System Time |
| 1 |
Keyboard |
| 2 |
Cascade to IRQ9. Can't be used |
| 3 |
COM ports 2 and 4 |
| 4 |
COM ports 1 and 3 |
| 5 |
Parallel Port LPT2. Often used for sound cards |
| 6 |
Floppy drive controller |
| 7 |
Parallel
Port, LPT1 |
| 8 |
Real Time Clock |
| 9 |
Unassigned (Also redirected from IRQ2 |
| 10 |
Available |
| 11 |
Available - Usually for SCSI adapter |
| 12 |
Mouse or touch pads |
| 13 |
Math co-processor |
| 14 |
Primary hard-disk IDE controller |
| 15 |
Secondary hard-disk controller |
IRQ2 is used with which of the following?
(this question provided by simulationexams.com)
| ( | A | ) | | COM1 |
|
| ( | B | ) | | COM2 |
|
| ( | C | ) | | LPT1 |
|
| ( | D | ) | | Used to cascade the second IRQ controller |
|
| ( | E | ) | | None of the above |
The Correct Answer is: D
Explanation:
The IRQ numbers and relevant Standard Device
Assignment are given below. It is important to memorize these values before
going to the exam, as there would be 5-10 questions on IRQs, and conflicts.
| IRQ |
Standard device Assignment |
| 0 |
System Time |
| 1 |
Keyboard |
| 2 |
Cascade to IRQ9. Can't be used |
| 3 |
COM ports 2 and 4 |
| 4 |
COM ports 1 and 3 |
| 5 |
Parallel Port LPT2. Often used for sound cards |
| 6 |
Floppy drive controller |
| 7 |
Parallel
Port, LPT1 |
| 8 |
Real Time Clock |
| 9 |
Unassigned (Also redirected from IRQ2 |
| 10 |
Available |
| 11 |
Available - Usually for SCSI adapter |
| 12 |
Mouse or touch pads |
| 13 |
Math co-processor |
| 14 |
Primary hard-disk IDE controller |
| 15 |
Secondary hard-disk controller |
COM 2 uses which of the following I/O addresses?
| ( | A | ) | | 2c6 |
|
| ( | B | ) | | 3a7 |
|
| ( | C | ) | | 3f8 |
|
| ( | D | ) | | 4e2 |
|
| ( | E | ) | | 2f8 |
The Correct Answer is: E
Explanation:
COM 2 is assigned the the I/O address 2f8.
Which of the following choices is considered to be the brain of the PC?
| ( | A | ) | | BIOS |
|
| ( | B | ) | | ROM |
|
| ( | C | ) | | CPU |
|
| ( | D | ) | | Hard Disk |
|
| ( | E | ) | | DVD |
The Correct Answer is: C
Explanation:
The CPU or microprocessor is considered to be the brain of the computer because it processes all the instructions sent to it by the other components.
This quiz was generated by user cdc01 in sept2002.
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