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ISDN uses which of the following technologies?
| ( | A | ) | | Digital and analog |
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| ( | B | ) | | Only analog |
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| ( | C | ) | | Only digital |
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| ( | D | ) | | Laser diode |
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| ( | E | ) | | None of the above |
The Correct Answer is: C
The most chosen answer was [ D ] :: [ Laser diode ]
Explanation:
ISDN uses only digital signals to transfer data packets.
Which of the following is the port address for serial port COM1?
(this question provided by simulationexams.com)
| ( | A | ) | | 3F0-3F7 |
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| ( | B | ) | | 2F8-2FF |
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| ( | C | ) | | 320-32F |
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| ( | D | ) | | 3F8-3FF |
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| ( | E | ) | | None of the above |
The Correct Answer is: D
Explanation:
You need to memorize the following port addresses
before attending the exam.
Port-Base
address (in hex)
COM4:
2E8-2EF
COM2:
2F8-2FF
COM3:
3E8-3EF
COM1:
3F8-3FF
LPT2 :
278-27F
LPT1 :
378-37F
Floppy Controller:
3F0-3F7
Hard Drive Controller, 16
bit, ISA: 1F0-1F8
A Serial Port on the back of a PC would most likely be used to connect to which external device?
| ( | A | ) | | Monitor |
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| ( | B | ) | | Scanner |
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| ( | C | ) | | SCSI Card |
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| ( | D | ) | | Printer |
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| ( | E | ) | | Modem |
The Correct Answer is: E
Explanation:
External Modems are connected to a serial port. DSL and Cable Modems which aren't really 'modems' would be connected to an RJ45 port on a NIC.
Which of the following is not a part of a standard Laser Printer?
| ( | A | ) | | Paper guides |
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| ( | B | ) | | Thermal fuse |
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| ( | C | ) | | Ozone Filter |
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| ( | D | ) | | Transfer Corona |
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| ( | E | ) | | Iron heat fuser |
The Correct Answer is: E
Explanation:
Laser printers consist of all the choices given except for the Iron heat fuser, which doesn't exist.
A 25-pin, female D-shell connector which can be found on the back of a computer is what type of port?
| ( | A | ) | | Parallel |
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| ( | B | ) | | Serial |
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| ( | C | ) | | Game |
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| ( | D | ) | | Monitor |
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| ( | E | ) | | SCSI |
The Correct Answer is: A
Explanation:
The parallel port uses a 25-pin female connector coming out of the back of a PC.
This quiz was generated by user techbomb in feb2002.
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