Instructions & Programs

An ALU, control unit, some memory, and a clock can be combined together to make a basic, but functional ___

• Unit of Programmable Control

• Centric Programming Unit

• Central Processing Unit

• Programming Central Unit

The thing that makes a CPU powerful is the fact that it is ___

• precise

• logical

• fast

• programmable

The CPU is a piece of hardware which is controlled by easy-to-modify ___

• software

• hardware

• firmware

• smoothware

How many bits of data were contained in each address of the sample computer memory?

• 2 bits

• 4 bits

• 8 bits

• 16 bits

For our hypothetical CPU, the first four bits of data specified the ___

• register

• operation code

• address

• load instruction

For our hypothetical CPU, the second set of four bits of data specified ___

• an opcode

• the operation code

• an address or registers

• the load instruction

The eight bits of data, “0010 1110”, is much easier to read and understand when it's written as ____

• LOAD_A 13

• LOAD_A 14

• LOAD_B 15

• LOAD_B 16

Which component of a computer's central processing unit performs an "ADD" instruction?

• the ALU

• a register

• the control unit

• RAM

Which instruction is used to change the order of instructions, or to skip some instructions?

• LOAD

• STORE

• SKIP

• JUMP

The instruction JUMP 0 would cause the program to go ___

• back to the beginning

• to the previous command

• to check the ALU negative flag

• to the end of a program