HCAD 750 Chapter 3 LSUS Exam Questions
and Answers with Verified Solutions | Latest
Updated 2026
1. What can computer science Ans. e. HPI at 35.
facilitate?
a. Information Acquisition
b. Data Manipulation
c. Information Manipulation
d. Professional Development
e. All of the above are correct
choices.
2. What is the "central nervous Ans. c. HPI at 35.
system" of a computer?
a. Case
b. Keyboard
c. Motherboard
d. Graphics Card
e. All of the above are correct
choices.
3. What is the storage region of a Ans. b. HPI at 35.
computer?
a. Case
b. Memory
c. Keyboard
d. Monitor
e. Mouse
,4. What hardware component Ans. a. HPI at 36.
protects the components of a
computer?
a. Case
b. OS
c. Tools
d. Utilities
e. Software
5. What component of a computer Ans. e. HPI at 36.
is
responsible for processing binary
code?
a. Video Card
b. Graphics Card
c. Sound Card
d. USB Card
e. Central Processing Unit
6. What is type of current does a Ans. b. HPI at 37.
computer require for proper
function
a. Alternating Current (AC)
b. Direct Current (DC)
c. Oscillating Current (OC)
d. Both a. and c. are correct
choices.
e. All of the above are correct
choices.
, 7. What type of computer memory Ans. c. HPI at 39.
is
volatile memory?
a. Read Only Memory (ROM)
b. Program Read Only Memory
(PROM)
c. Random Access Memory (RAM)
d. Erasable Read Only
Programmable Memory (EPROM)
e. Basic Input-Output System
(BIOS)
8. Which of the following are forms Ans. e. HPI at 38.
of RAM?
a. Graphics Cards
b. Dynamic Random-Access
Memory
(DRAM)
c. Synchronous Dynamic Random-
Access Memory (SDRAM)
d. Both a. and c. are correct
choices.
e. All of the above are correct
choices.
9. What ROM technology functions Ans. a. HPI at 39.
during "booting" to link with CPU,
MB, and components?
a. Basic Input/Output System
(BIOS)
b. Electrical Outlet
c. Keyboard
d. Motherboard
e. Mouse
and Answers with Verified Solutions | Latest
Updated 2026
1. What can computer science Ans. e. HPI at 35.
facilitate?
a. Information Acquisition
b. Data Manipulation
c. Information Manipulation
d. Professional Development
e. All of the above are correct
choices.
2. What is the "central nervous Ans. c. HPI at 35.
system" of a computer?
a. Case
b. Keyboard
c. Motherboard
d. Graphics Card
e. All of the above are correct
choices.
3. What is the storage region of a Ans. b. HPI at 35.
computer?
a. Case
b. Memory
c. Keyboard
d. Monitor
e. Mouse
,4. What hardware component Ans. a. HPI at 36.
protects the components of a
computer?
a. Case
b. OS
c. Tools
d. Utilities
e. Software
5. What component of a computer Ans. e. HPI at 36.
is
responsible for processing binary
code?
a. Video Card
b. Graphics Card
c. Sound Card
d. USB Card
e. Central Processing Unit
6. What is type of current does a Ans. b. HPI at 37.
computer require for proper
function
a. Alternating Current (AC)
b. Direct Current (DC)
c. Oscillating Current (OC)
d. Both a. and c. are correct
choices.
e. All of the above are correct
choices.
, 7. What type of computer memory Ans. c. HPI at 39.
is
volatile memory?
a. Read Only Memory (ROM)
b. Program Read Only Memory
(PROM)
c. Random Access Memory (RAM)
d. Erasable Read Only
Programmable Memory (EPROM)
e. Basic Input-Output System
(BIOS)
8. Which of the following are forms Ans. e. HPI at 38.
of RAM?
a. Graphics Cards
b. Dynamic Random-Access
Memory
(DRAM)
c. Synchronous Dynamic Random-
Access Memory (SDRAM)
d. Both a. and c. are correct
choices.
e. All of the above are correct
choices.
9. What ROM technology functions Ans. a. HPI at 39.
during "booting" to link with CPU,
MB, and components?
a. Basic Input/Output System
(BIOS)
b. Electrical Outlet
c. Keyboard
d. Motherboard
e. Mouse
