Technical Terms - Hardware (A-Z) - Control Unit
Authored by OXFORD SCHOOL
Computers
12th Grade
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of a control unit in a processor?
Displays output
Performs calculations
Controls input and output
Stores data
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which component of a control unit loads individual instructions from memory?
Control Unit (CU)
Arithmetic Logic Unit (ALU)
Instruction Register (IR)
Program Counter (PC)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the instruction register (IR) do in a control unit?
Decodes instructions
Performs calculations
Fetches next instruction
Increments program counter
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many important components are included in a typical control unit?
Four
One
Two
Three
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the clock speed of a control unit dependent on?
Operating system
Corresponding CPU
Input devices
Memory size
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of the program counter (PC) in a control unit?
Fetches next instruction
Increments program counter
Decodes instructions
Loads instructions from memory
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the control unit in a processor?
Receives instructions from a program
Sends output to memory
Performs calculations
Stores data
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