Practice Test: Question Set - 10
1. 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
2. What is the i/o address for com3?
- (A) 3e8
- (B) 345
- (C) ff8
- (D) 5e8
3. What expansion types do most pll/plll motherboards support?
- (A) MCA, PCI
- (B) ISA, EISA
- (C) ISA, PCI,
AGP
- (D) ISA, VESA,
PCI
4. What is the best ground for a conductive work bench?
- (A) AC
outlet
- (B) Ground to
bench
- (C) To
the motherboard
- (D) To
the PC's Chassis
5. Which component must be vacuumed or replaced during preventative maintenance on a laser printer?
- (A) Scanning
mirror
- (B) Toner
cartridge
- (C) Ozone filter
- (D) None
of the above
6. You are testing the resistance in Ohms of a fuse on a 15K amp system. If the fuse is good, the meter should read?
- (A) 0.0
- (B) 0.2
- (C) 5.0
- (D) 2.0
7. Which of the following is a type of preventative maintenance used on a hard drive?
- (A) Disk
check diagnostics
- (B) Head
alignment diagnostics
- (C) Initializing
- (D) Uninstalling
programs
8. Which REQUIRES an anti-static bag for transport?
- (A) Monitor
- (B) Floppy disks
- (C) Power supply
- (D) I/O
controller
9. The floppy drive uses which DMA (direct memory access) channel?
- (A) 2
- (B) 4
- (C) 5
- (D) 9
10. IRQ6 is typically reserved for:
- (A) The floppy
- (B) The keyboard
controller
- (C) LPT2
- (D) The
modem
11. The buffers statement is found in what file?
- (A) Config.sys
- (B) Autoexec.ncf
- (C) Autoexec.bat
- (D) Neb.cfg
12. The DC voltage on most circuit boards is:
- (A) -12 volts
- (B) 0
volts
- (C) +5 volts
- (D) +12 volts
13. Your CD-ROM audio cable connects to the:
- (A) Speaker
- (B) Sound card
(or motherboard if sound is integrated with it)
- (C) Power supply
- (D) Hard drive
14. What product is used to clean smudged keys on a keyboard?
- (A) TMC
solvent
- (B) Silicone
spray
- (C) Denatured
alcohol
- (D) All-purpose
cleaner
15. You suspect a virus has entered your computer. What will not be affected by the virus?
- (A) CMOS
- (B) Boot
sector
- (C) Floppy disks
- (D) Program
files
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