Technology Concepts

1. ______ is used to store permanent instructions.

ROM

RAM

DDR2

PROM

2. Resistance is measured in which type of units?

Volts

Ohms

Amperes

Microns

3. Which utility is used to facilitate file transfers between two remote hosts?

FTP

Telnet

Ping

None of the above

4. These ports transmit data one bit at a time.

Parallel ports

Serial ports

MIDI ports

SCSI ports

5. Which type of signal degrades the most over longer distances?

Serial

Parallel

Analog

Digital

6. When data is able to travel in both directions on a cable, it is known as which of the following?

Fault tolerance

Half duplex

Biduplex

Full duplex

7. Which of the following is the term used to describe the loss of signal strength that occurs as the signal travels along a copper cable?

Crosstalk

Attenuation

Shielding

Baseband

8. The standard protocol for sending e-mail is

HTTP

TCP/IP

SSH

SMTP

9. Which topology has a centralized location in which all the cables come together to a central point, similar to a mainframe, and if this point fails, it brings down the entire network?

Bus

Star

Mesh

Ring

10. The speed of transmission of a 10BaseT cabling system is_________.

10 Mbps

5 Mbps

15 Mbps

100 Mbps

11. COM 1 shares an IRQ with which other COM port?

COM 1

COM 2

COM 3

COM 4

12. In_____, tracks near the center have the smallest number of sectors per track, and the number of sectors increases as the tracks get larger.

Actuator drift

Reduce write current

Write precompensation

Zone bit recording

13. What is the well known port number for the HTTP service?

20

21

70

80

14. You install a newly purchased sound card into your computer, but upon rebooting you find that the new device is not recognized by the system. Moreover, your modem, which has always worked perfectly, has stopped functioning. What is probably the problem?

The sound card and modem are using the same slot on the motherboard

The sound card is using the same IRQ as the modem

The drivers for the sound card need to be updated

15. A 72-pin SIMM has a data path width of and a DIMM has a data path width of .

64, 128

32, 64

128, 256

16, 32

16. From season 1 of Power Rangers, what was the second color of Tommy?

White

Red

Green

Blue

17. Which OSI layer signals “all clear” by making sure the data frames are error-free?

Protocols

Transport layer

Session layer

Application layer

18. A USB host adapter can support up to ______ devices.

8

7

64

127

19. ___________________ is the type of media access method used by NICs that listen to or “sense” the cable to check for traffic and send only when they hear that no one else is transmitting.

Demand priority

CSMA/CA

CSMA/CD

Token passing

20. A 2GB FAT32 partition will have a default cluster size of __________KB?

4

16

64

32