Study Guide CGS Exam 2 Questions With
Verified Answers
With _______ systems, output and input devices are located outside the system unit -
Answers✔desktop systems
This type of computer is very similar to cell phones, although it is larger, heavier, and generally
more powerful - Answers✔tablets
A byte is formed by a group of ______ bits - Answers✔8 bits
Character encoding standards - Answers✔Unicode, AASCII, EBCDIC
What is another name for a system board? - Answers✔motherboard
On the motherboard, the connection points for the chips are known as ______? -
Answers✔sockets
Tiny circuit boards etched onto squares of sandlike material, called silicon, are called ______? -
Answers✔chips
Integrated circuits typically are mounted on ________, which are then plugged into the system
board - Answers✔chip carriers
Functions of the control unit - Answers✔- directs movement of electronic signals between
memory and arithmetic-logic unit
Pathways that support communication among the various electronic components on the system
board are called ________ - Answers✔bus lines
In most personal computer systems, the CPU is contained on a single chip called the _________
- Answers✔microprocessor
Term used to describe the number of bits that a CPU can access at one time - Answers✔word
A 32-bit-word computer can access _____ at a time - Answers✔4 bytes at a time
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The processing speed of a microprocessor is typically represented by its ______ -
Answers✔clock speed
What are multicore processors? - Answers✔allows computer to run two or more operations
simultaneously
What are cryptoprocessors? - Answers✔a type of specialty processor devotes exclusively to
protecting your privacy
What are coprocessors? - Answers✔specialty processors designed to improve specific computing
operations such as displaying 3-D images and encrypting data
What is cache memory used for? - Answers✔holds frequently-accessed information; can be
accessed quickly
What is virtual memory? - Answers✔large programs are divided into parts and the parts are
stored on a secondary device, usually a hard disk
What is Flash memory? - Answers✔memory that offers combination of features of RAM and
ROM; RAM: can be updated to store new information; ROM: does not lose information when
computer power is turned off
What are the commonly used units of measurement for memory capacity? - Answers✔megabyte,
gigabyte, terabyte, petabyte
When you reboot your system, the computer follows start-up instructions stored in this type of
memory - Answers✔Flash memory
What are expansion slots on a system board used for? - Answers✔expansion cards fit into slots
to connect optional devices
What is a USB port and what are they used for? - Answers✔Universal serial bus port; standard
port; can be used to connect several devices to the system unit; widely used to connect
keyboards, mice, printers, storage devices
What are HDMI ports and what are they used for? - Answers✔High Definition Multimedia
Interface; provide high-definition video and audio
Most desktops and laptops computers come with a standard set of ports for connecting
__________, such as a monitor and keyboard - Answers✔peripherals (external devices)
What type of ports are commonly found on most laptops and desktops? - Answers✔USB, HDMI,
Thunderbolt, Ethernet
Laptops typically use _____ that are typically located outside the system unit. - Answers✔AC
adapters
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