With ____ connections, polling is not necessary because there is only one terminal per line.

With ____ connections, polling is not necessary because there is only one terminal per line.

a. point-to-point
b. multipoint
c. terminal-to-pointd. primary-to-point

Answer: A

A primary that performs ____ polling polls only the first terminal, which then passes the poll to the second terminal, and each successive terminal passes the poll along.

A primary that performs ____ polling polls only the first terminal, which then passes the poll to the second terminal, and each successive terminal passes the poll along.

a. roll-call
b. selection
c. hub
d. terminal

Answer: C

During the early years of computing, a terminal was called the ____.

During the early years of computing, a terminal was called the ____.

a. secondary
b. terminal
c. dumb end
d. primary

Answer: A

During the early years of computing, a mainframe computer was called the ____.

During the early years of computing, a mainframe computer was called the ____.

a. secondary
b. terminal
c. dumb end
d. primary

Answer: D

A direct connection between a terminal and a mainframe computer is a ____ connection.

A direct connection between a terminal and a mainframe computer is a ____ connection.

a. multipoint
b. point-to-point
c. single-point
d. direct-point

Answer: B

With a(n) ____ connection, the unit of transmission is a sequence of characters.

With a(n) ____ connection, the unit of transmission is a sequence of characters.

a. asynchronous
b. parity
c. synchronous
d. serial

Answer: C

At the end of the data character, one or two ____ bits are added to signal the end of the frame.

At the end of the data character, one or two ____ bits are added to signal the end of the frame.

a. start
b. parity
c. check
d. stop

Answer: D

To prepare a data character for transmission, a ____ bit is added to the beginning of the character and informs the receiver that an incoming data frame is arriving.

To prepare a data character for transmission, a ____ bit is added to the beginning of the character and informs the receiver that an incoming data frame is arriving.

a. start
b. stop
c. end
d. parity

Answer: A

Fibre Channel can support the interconnection of up to ____ devices only.

Fibre Channel can support the interconnection of up to ____ devices only.

a. 56
b. 126
c. 256
d. 512

Answer: B

InfiniBand can address (interconnect) ____ of devices, using both copper wire and fiber-optic cables.

InfiniBand can address (interconnect) ____ of devices, using both copper wire and fiber-optic cables.

a. tens
b. hundreds
c. thousands
d. millions

Answer: C

InfiniBand can support data transfer speeds of all of the following EXCEPT ____ per second.

InfiniBand can support data transfer speeds of all of the following EXCEPT ____ per second.

a. 1.5 billion bits (1.5 gigabits)
b. 2.5 billion bits (2.5 gigabits)
c. 5 billion bits (5 gigabits)
d. 10 billion bits (10 gigabits)

Answer: A

___ is a serial connection or bus that can carry multiple channels of data at the same time.

___ is a serial connection or bus that can carry multiple channels of data at the same time.

a. InfiniBand
b. Fibre Channel
c. SCSI
d. USB

Answer: A

You can connect up to ____ different SCSI devices to one SCSI adapter.

You can connect up to ____ different SCSI devices to one SCSI adapter.

a. 2
b. 4
c. 6
d. 7

Answer: D

SCSI is a ____ interface and not just an interface technique for hard disk drives.

SCSI is a ____ interface and not just an interface technique for hard disk drives.

a. systems
b. terminal
c. server
d. driver

Answer: A

____ is a technique for interfacing a computer to high-speed devices such as hard disk drives, tape drives, CDs, and DVDs.

____ is a technique for interfacing a computer to high-speed devices such as hard disk drives, tape drives, CDs, and DVDs.

a. Serial
b. RS-232
c. SCSI
d. EIA-232F

Answer: C

FireWire supports two types of data connections: an asynchronous connection and a(n) ____ connection.

FireWire supports two types of data connections: an asynchronous connection and a(n) ____ connection.

a. synchronous
b. timed
c. parallel
d. isochronous

Answer: D

A(n) ____ is simply a high-speed connection to which multiple devices can attach.

A(n) ____ is simply a high-speed connection to which multiple devices can attach.

a. pin
b. bus
c. circuit
d. interface

Answer: B

The ____ component of USB strictly specifies the exact dimensions of the interface's connectors and cabling.

The ____ component of USB strictly specifies the exact dimensions of the interface's connectors and cabling.

a. procedural
b. functional
c. mechanical
d. electrical

Answer: C

The idea behind ____ is that the peripheral can simply be plugged in and turned on, and that the computer should dynamically recognize the device and establish the interface.

The idea behind ____ is that the peripheral can simply be plugged in and turned on, and that the computer should dynamically recognize the device and establish the interface.

a. RS-232
b. EIA-232F
c. daisy-chaining
d. hot plugging

Answer: D

Some systems, for various reasons, allow only one side or the other to transmit at one time. This type of connection is an example of a ____ connection.

Some systems, for various reasons, allow only one side or the other to transmit at one time. This type of connection is an example of a ____ connection.

a. full-duplex
b. half-duplex
c. single-duplex
d. multi-duplex

Answer: B