ITE 221 EXAM 2 PRACTICE ASSIGNMENT QUESTIONS AND
ANSWERS
The __________ time of a processor is 1 divided by the clock rate (in Hz). - CORRECT ANSWER✅✅Cycle
A CPU typically uses multiple __________ to account for differences in the number and type of
operands in instructions. - CORRECT ANSWER✅✅Instruction Format
__________ generates heat in electrical devices. - CORRECT ANSWER✅✅Resistance
__________ is a semiconducting material with optical properties. - CORRECT ANSWER✅✅Gallium
Arsenide
A(n) __________ is an electrical switch built of semiconducting materials. - CORRECT
ANSWER✅✅Transistor
A(n) __________ improves heat dissipation by providing a thermal mass and a large thermal transfer
surface. - CORRECT ANSWER✅✅Heat sink
One __________ is one cycle per second. - CORRECT ANSWER✅✅Hertz (Hz)
Applying a(n) ______ OR transformation to input bit values 1 and 1 generates true. Applying a(n) ______
OR transformation to the same inputs generates false. - CORRECT ANSWER✅✅Inclusive, exclusive
When an instruction is first fetched from memory, it's placed in the ______ and then ______ to extract
its components. - CORRECT ANSWER✅✅Instruction register, decoded
Using __________ instructions simplifies the process of instruction fetching and decoding. - CORRECT
ANSWER✅✅Fixed-length
, A microchip containing all the components of a CPU is called a(n) __________. - CORRECT
ANSWER✅✅Microprocessor
A(n) __________ instruction transforms the bit pairs 1/1, 1/0, and 0/1 into 1. - CORRECT
ANSWER✅✅Inclusive (OR)
The contents of a memory location are copied to a register while performing a(n) __________
operation. - CORRECT ANSWER✅✅Load
A(n) ______________ or __________ contains multiple transistors or gates in a single sealed package. -
CORRECT ANSWER✅✅Integrated circuit or microchip
A(n) ______ instruction always alters the instruction execution sequence. A(n) ______ instruction alters
the instruction execution sequence only if a specified condition is true. - CORRECT
ANSWER✅✅Unconditional BRANCH,
conditional BRANCH
A(n) __________ processor doesn't directly implement complex instructions. - CORRECT
ANSWER✅✅RISC
A(n) __________ instruction copies data from one memory location to another. - CORRECT
ANSWER✅✅MOVE
The CPU incurs one or more __________ when it is idle, pending the completion of an operation by
another device in the computer system. - CORRECT ANSWER✅✅Wait states
A(n) __________ is the number of bits the CPU processes simultaneously. It also describes the size of a
single register. - CORRECT ANSWER✅✅Word
In many CPUs, a register called the __________ stores bit flags representing CPU and program status,
including those representing processing errors and the results of comparison operations. - CORRECT
ANSWER✅✅Program Status Word (PSW)
ANSWERS
The __________ time of a processor is 1 divided by the clock rate (in Hz). - CORRECT ANSWER✅✅Cycle
A CPU typically uses multiple __________ to account for differences in the number and type of
operands in instructions. - CORRECT ANSWER✅✅Instruction Format
__________ generates heat in electrical devices. - CORRECT ANSWER✅✅Resistance
__________ is a semiconducting material with optical properties. - CORRECT ANSWER✅✅Gallium
Arsenide
A(n) __________ is an electrical switch built of semiconducting materials. - CORRECT
ANSWER✅✅Transistor
A(n) __________ improves heat dissipation by providing a thermal mass and a large thermal transfer
surface. - CORRECT ANSWER✅✅Heat sink
One __________ is one cycle per second. - CORRECT ANSWER✅✅Hertz (Hz)
Applying a(n) ______ OR transformation to input bit values 1 and 1 generates true. Applying a(n) ______
OR transformation to the same inputs generates false. - CORRECT ANSWER✅✅Inclusive, exclusive
When an instruction is first fetched from memory, it's placed in the ______ and then ______ to extract
its components. - CORRECT ANSWER✅✅Instruction register, decoded
Using __________ instructions simplifies the process of instruction fetching and decoding. - CORRECT
ANSWER✅✅Fixed-length
, A microchip containing all the components of a CPU is called a(n) __________. - CORRECT
ANSWER✅✅Microprocessor
A(n) __________ instruction transforms the bit pairs 1/1, 1/0, and 0/1 into 1. - CORRECT
ANSWER✅✅Inclusive (OR)
The contents of a memory location are copied to a register while performing a(n) __________
operation. - CORRECT ANSWER✅✅Load
A(n) ______________ or __________ contains multiple transistors or gates in a single sealed package. -
CORRECT ANSWER✅✅Integrated circuit or microchip
A(n) ______ instruction always alters the instruction execution sequence. A(n) ______ instruction alters
the instruction execution sequence only if a specified condition is true. - CORRECT
ANSWER✅✅Unconditional BRANCH,
conditional BRANCH
A(n) __________ processor doesn't directly implement complex instructions. - CORRECT
ANSWER✅✅RISC
A(n) __________ instruction copies data from one memory location to another. - CORRECT
ANSWER✅✅MOVE
The CPU incurs one or more __________ when it is idle, pending the completion of an operation by
another device in the computer system. - CORRECT ANSWER✅✅Wait states
A(n) __________ is the number of bits the CPU processes simultaneously. It also describes the size of a
single register. - CORRECT ANSWER✅✅Word
In many CPUs, a register called the __________ stores bit flags representing CPU and program status,
including those representing processing errors and the results of comparison operations. - CORRECT
ANSWER✅✅Program Status Word (PSW)
