Large computer systems and the software that runs of them use more complex technology than
smaller ones do.
True
False correct answers True
A _____ data format combines two adjacent fixed-length data items to hold a single value.
a. scentific
b. single-precision
c. double-precision
d. standard-precision correct answers double-precision
______ is typically the cheapest component of current information systems.
a. Application Software
b. Hardware
c. System Software
d. Middleware correct answers Hardware
A storage device or medium is _____ if it holds data without loss over long periods.
a. archival
b. dynamic
c. nonvolatile
d. volatile correct answers nonvolatile
The complexity of data structures is limited only by the software.
True
False correct answers False
Low voltage circuits are less susceptible to damage from voltage surges and static electricity.
True
False correct answers False
The time the disk controller must wait for the right sector to rotate beneath the heads is called
_____.
a. synchronization delay
b. track-to-track seek time
c. average access time
d. rotational delay correct answers rotational delay
, Intel microprocessors have been used in PCs since 1961
True
False correct answers False
The control unit cannot execute instructions without assistance from the ALU.
True
False correct answers False
A specific shared resource within the World Wide Web is identified by a(n) _______.
a. URL
b. ALU
c. WWW
d. CPU correct answers URL
Magnetic tape and disk are considered volatile storage media.
True
False correct answers False
The programs in a class are called ______.
a. attributes
b. methods
c. children
d. properties correct answers methods
Volatility is a matter of degree and conditions.
True
False correct answers True
In numbering systems other than decimal, the term radix point is used for the period or comma.
True
False correct answers True
The capability of an element or a substance to enable electron flow is called
____________________. correct answers conductivity
A _____ consists of all tracks at an equivalent distance from the edge or spindle on all platter
surfaces.