ITB Hardware, Software, and Mobile
System Exam
CPU (Central Processing Unit) - ANS--The internal operating unit or "brain" of a
computer
-reads data and instructions from memory, and stores results of computations in
memory
-for dual and quad processor computers
-vary in speed, function, cost
-works with RAM
non-volatile memory storage - ANS--does not lose its contents when the power is
removed
-magnetic disks, SSD, thumb drives, CD/DVD
Volatile memory storage - ANS-cache and main memory
Internet of Things - ANS-The idea that objects are connected to the Internet so they can
interact with other devices, applications, or services.
Operating System (OS) - ANS-program that controls computers resources
-read/write data, allocate main memory, start and stop programs
-needed by both client and server
Application Programs - ANS-provide security, data consistency, and special purpose
processing
- 2 types: Thick client and thin client
Users in motion require all the following cloud resources EXCEPT __________.
A.
email service
B.
data sources
C.
Web sites
D.
wireless connectivity
E.
application code - ANS-D.
wireless connectivity
System Exam
CPU (Central Processing Unit) - ANS--The internal operating unit or "brain" of a
computer
-reads data and instructions from memory, and stores results of computations in
memory
-for dual and quad processor computers
-vary in speed, function, cost
-works with RAM
non-volatile memory storage - ANS--does not lose its contents when the power is
removed
-magnetic disks, SSD, thumb drives, CD/DVD
Volatile memory storage - ANS-cache and main memory
Internet of Things - ANS-The idea that objects are connected to the Internet so they can
interact with other devices, applications, or services.
Operating System (OS) - ANS-program that controls computers resources
-read/write data, allocate main memory, start and stop programs
-needed by both client and server
Application Programs - ANS-provide security, data consistency, and special purpose
processing
- 2 types: Thick client and thin client
Users in motion require all the following cloud resources EXCEPT __________.
A.
email service
B.
data sources
C.
Web sites
D.
wireless connectivity
E.
application code - ANS-D.
wireless connectivity
