Deck 12: Characteristics and Functions

Question 1

The instruction set is the programmer's means of controlling the processor.

Answer 1

True

Question 2

There must be ________ instructions for moving data between memory and the registers.

A)branch
B)logic
C)memory
D)I / O

Answer 2

C

Question 3

One boundary where the computer designer and the computer programmer can view the same machine is the machine instruction set.

Answer 3

True

Question 4

A(n)_________ expresses operations in a concise algebraic form using variables.

A)opcode
B)high-level language
C)machine language
D)register

Question 5

One of the traditional ways of describing processor architecture is in terms of the number of addresses contained in each instruction.

Question 6

_________ instructions provide computational capabilities for processing number data.

A)Boolean
B)Logic
C)Memory
D)Arithmetic

Question 7

It has become common practice to use a symbolic representation of machine instructions.

Question 8

Not all machine languages include numeric data types.

Question 9

________ instructions operate on the bits of a word as bits rather than as numbers,providing capabilities for processing any other type of data the user may wish to employ.

A)Logic
B)Arithmetic
C)Memory
D)Test

Question 10

A branch can be either forward or backward.

Question 11

The operation to be performed is specified by a binary code known as the operation code.

Question 12

The focus of MMX technology is multimedia programming.

Question 13

Memory references are faster than register references.

Question 14

The ________ specifies the operation to be performed.

A)source operand reference
B)opcode
C)next instruction reference
D)processor register

Question 15

Procedures do not allow programming tasks to be subdivided into smaller units.

Question 16

The address of the next instruction to be fetched must be a real address,not a virtual address.

Question 17

ARM processors support data types of 8 (byte),16 (halfword), and 32 (word)bits in length.

Question 18

A high-level language expresses operations in a basic form involving the movement of data to or from registers.

Question 19

Most machines provide the basic arithmetic operations of add, subtract,multiply,and divide.

Question 20

Addresses are a form of data.

Question 21

The operation of the processor is determined by the instructions it executes,referred to as _________ or computer instructions.

Question 22

_______ instructions are needed to transfer programs and data into memory and the results of computations back out to the user.

A)I / O
B)Transfer
C)Control
D)Branch

Question 23

The collection of different instructions that the processor can execute is referred to as the processor's _________.

Question 24

Source and result operands can be in one of four areas: main or virtual memory,immediate,I / O device,and _________.

Question 25

Opcodes are represented by abbreviations,called __________ that indicate the operation.

Question 26

The most important general categories of data are: addresses,numbers,characters,and _________.

Question 27

The x86 data type that is a signed binary value contained in a byte,word,or doubleword,using twos complement representation is _________.

A)general
B)ordinal
C)integer
D)packed BCD

Question 28

Which of the following is a true statement?

A)a procedure can be called from more than one location
B)a procedure call can appear in a procedure
C)each procedure call is matched by a return in the called program
D)all of the above

Question 29

Today the most commonly used character code is the IRA,referred to in the United States as _____________.

Question 30

Which ARM operation category includes logical instructions (AND,OR,XOR),add and subtract instructions,and test and compare instructions?

A)data-processing instructions
B)branch instructions
C)load and store instructions
D)extend instructions

Question 31

Zero-address instructions are applicable to a special memory organizations called a _________,which is a last-in-first-out set of locations.

Question 32

________ instructions are those that change the format or operate on the format of data.

Question 33

The _________ instruction includes an implied address.

A)skip
B)rotate
C)stack
D)push

Question 34

A branch instruction in which the branch is always taken is _________.

A)conditional branch
B)unconditional branch
C)jump
D)bi-endian

Question 35

Which data type is defined in MMX?

A)packed byte
B)packed word
C)packed doubleword
D)all of the above

Question 36

Instruction types can be categorized as: data processing,data storage,control,and ________.

Question 37

The __________ reference tells the processor where to fetch the next instruction after the execution of this instruction is complete.

Question 38

The entire set of parameters,including return address,which is stored for a procedure invocation is referred to as a _________.

A)branch
B)stack frame
C)pop
D)push

Question 39

The most fundamental type of machine instruction is the _________ instruction.

A)conversion
B)data transfer
C)arithmetic
D)logical

Question 40

In the ARM architecture only _________ instructions access memory locations.

A)data processing
B)status register access
C)load and store
D)branch

Question 41

_________ instructions are those that can be executed only while the processor is in a certain privileged state or is executing a program in a special privileged area of memory.

Question 42

Intel's ________ technology is a set of highly optimized instructions for multimedia tasks.

Question 43

_________ are bits in special registers that may be set by certain operations and used in conditional branch instructions.

Question 44

The x86 provides four instructions to support procedure call / return: CALL,ENTER,LEAVE,and _________.

Question 45

A self-contained computer program that is incorporated into a larger program is a __________.