16 Questions
What is the smallest unit of storage in a computer?
Bit
How many bits form one byte?
8
What does a nibble refer to in a computer?
4 bits
What forms the basic information unit of a computer?
Word
What is the function of the control unit in a computer?
Directing the operations of the ALU, memory, and input-output devices
What is the primary function of registers in a CPU?
High-speed temporary storage of data and instructions
What is the function of the data bus in a computer?
Carrying data and information between different parts of the computer
Which type of memory is non-volatile and comes pre-loaded with software for booting and operating the computer hardware?
Programmable Read-Only Memory (PROM)
What is an important function of computer memory?
Storing the data and instructions of the computer
What is the distinguishing feature of Electrically Erasable Programmable Read-Only Memory (EEPROM) compared to other ROM types?
It can be erased and rewritten electrically
What type of memory is typically used as cache memory due to its speed and cost characteristics?
Static Random Access Memory (SRAM)
What is the function of ROM in storing a basic set of instructions called Basic Input-Output System (BIOS)?
Boot and operate the computer hardware
What type of memory is RAM and why is it given this name?
Randomly Accessed Memory, because data can be accessed in any order
Why is SRAM considered different from DRAM?
SRAM retains stored information as long as the power supply is on, while DRAM slowly loses stored information
How does the word size of a computer impact its speed?
A larger word size means a faster computer
What type of memory loss occurs in DRAM and how is it distinct from SRAM?
DRAM experiences data loss when the power supply is turned off, while SRAM retains stored information as long as power supply is on
Test your knowledge of the control unit's role in directing operations within the processing unit and regulating computer parts like the ALU, memory, and input-output devices. This quiz covers how the control unit decodes instructions, provides timing and control signals, and manages the storage of instructions and data in registers.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
