Practice Test: Question Set - 04
1. You run a super wing-ding diagnostic program on your PC, and it reports that your hard drive, microprocessor, RAM, and video card have seen better days. To resolve this problem you should:
- (A) Replace
each part one at a time, rerunning the diagnostic before replacing the next
part
- (B) Check to see
if you have a software problem
- (C) Replace
everything at once and rerun the diagnostic
- (D) Get
another copy of the diagnostic program
2. Which of the following statements is true?
- (A) Two
SCSI devices connected to a computer can have the same ID if they are both hard
drives
- (B) Each SCSI
device must have its own ID
- (C) All
SCSI devices must have the same ID
- (D) SCSI
ID's are irrelevant
3. Modems use transmission.
- (A) Synchronous
- (B) Asynchronous
- (C) Timed
interval
- (D) Ata
4. When you boot a PC and don't hear any beep, this could suggest which of the following?
- (A) The monitor
is turned off
- (B) Keyboard not
plugged in
- (C) Normal PC
boot
- (D) Bad or
disconnected speaker
5. On a leased line installation a known good external modem shows no carrier detect light. Where is the problem most likely to be?
- (A) In the modem
- (B) In the phone
line
- (C) In the
computer
- (D) In the DTC
equipment
6. One of the major components of a PC is the Central Processing Unit (CPU) which can be best described as:
- (A) The device
that sends the monitor signals telling it what to display
- (B) The area
that regulates all of the system power usage
- (C) The area
where ail the of the Basic input/output routines are stored
- (D) The area
where all of the processing takes place
7. What resistance in ohms should be displayed when testing a speaker in a computer?
- (A) Q Ohms
- (B) 16 Ohms
- (C) -200 Ohms
- (D) Unlimited
Ohms
8. The monitor power LED is 'on' but the monitor screen is completely dark. The least likely cause of the problem is:
- (A) Defect in
the computers video circuitry
- (B) Disconnected
video cable
- (C) Defective
monitor
- (D) System RAM
problem
9. What device protects against line deficiencies?
- (A) Surge
protector
- (B) UPS
- (C) Logic
probe
- (D) Capacitor
10. "Parity" errors usually indicate bad memory
- (A) True
- (B) False
11. Which controller would support an external CD-ROM drive?
- (A) ESDI
- (B) ARLL
- (C) MFM
- (D) SCSI
12. In the Binary numbering system, a (1) represents a jumper being shorted and a (0) represents a jumper being open. On a three-bit jumper block on a SCSI drive, how would an ID of logical 3 be set?
- (A) 100
- (B) 010
- (C) 011
- (D) 0.101
13. You're on your PC at midnight and an electric storm pops up. What's the best way to protect your PC?
- (A) You
don't worry; you have a lightning rod on your house
- (B) You don't
worry; you've got a surge protector on your PC
- (C) You
don't worry; you've got a surge protector on your PC and phone line to your
modem
- (D) Unplug
the PC and remove phone line from the modem
14. What are the most likely conditions for ESD?
- (A) Hot and dry
- (B) Hot and wet
- (C) Cold and dry
- (D) Cold and wet
15. A dialog box with a bomb appears on a Macintosh screen. What type of problem has occurred?
- (A) A
RAM problem
- (B) A
software problem
- (C) A
ROM problem
- (D) An
ADB problem
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