Quiz 2

Question 1

80286 microprocessor is very similar to 8086 and 8088 except that it can access ___ of memory.

Answer 1

16 MB

Answer: 16 MB

Question 2

This is a group of lines that has a related function within a microprocessor system.

Answer 2

System bus

Answer: System bus

Question 3

This register works very closely with the instruction decoder of the control unit and stores all instructions coming from the data bus.

Answer 3

Instruction register

Answer: Instruction register

Question 4

First chip developed by Intel:

Answer 4

Intel 4004

Answer: Intel 4004

Question 5

Memory is sometimes accessed, I/O devices are used to display the result of the instruction execution.

Answer 5

Execute

Answer: Execute

Question 6

Intel CPUs are also called ___ computers, while Motorola processors are called ___ computers.

Answer 6

little endian; big endian

Answer: little endian; big endian

Question 7

The project that produced the first microprocessor originated in 1969 and was conceptualized by the company:

Answer 7

BUSICOM

Answer: BUSICOM

Question 8

Robert Noyce and Gordon Moore were the co-founders of:

Answer 8

Intel

Answer: Intel

Question 9

A doubleword number, 12345678H, is to be stored into memory using big endian format starting at memory location 00100H. What would be the content of memory location 00103H?

Answer 9

78

Answer: 78

Question 10

A Trap Flag enables trapping through an on-chip debugging feature. IfT= ___, it will debug. IfT=___, it will not debug.

Answer 10

1, 0

Answer: 1, 0

Question 11

The world’s first 8-bit microprocessor.

Answer 11

8008

Answer: 8008

Question 12

The parity flag was used early Intel microprocessors for error detection of transmitted data. PF = ___ is logic for odd parity and __ a logic for even parity

Answer 12

0, 1

Answer: 0, 1

Question 13

The most basic but complete microprocessor-based computer would consist of:

Answer 13

CPU, memory, I/O, system bus

Answer: CPU, memory,I /O, system bus

Question 14

Its function is for floating point, graphics, signal or string processing, and even encryption.

Answer 14

Coprocessor

Answer: Coprocessor

Question 15

Which is not a word-sized register?

Answer 15

EIP

Answer: EIP

Question 16

True or False?

There were already commercial computers developed and sold even before the IC was invented.

Answer 16

True

Question 17

Which among the flags selects either the increment or decrement mode for the Dl and/or Sl registers during string operations?

Answer 17

Direction Flag

Question 18

These are signals that indicate need of attention, perform special task and resume the pre-empted operation

Answer 18

Interrupt

Question 19

This element serves as a medium of communication between the processor and the outside world

Answer 19

I/O port

Question 20

This element is the one responsible in monitoring the bus operation

Answer 20

Watchdog monitor

Question 21

The invention of Integrated Circuit (IC) was credited to:

Answer 21

Jack Kilby

Jack Kilby is credited with the invention of the Integrated Circuit (IC).

Question 22

Given the initial statuses of FLAGS - OF=0; IF=1; ZF=0; AF=0; PF=? and CF=0 and that AL=FF and BL=01. Simulate the following instructions to determine the final statuses of the FLAGS: ADD AL, BL

Answer 22

OF=0; IF=0; ZF=0; AF=1; PF=0; CF=0

Question 23

It is a temporary storage of information inside the CPU:

Answer 23

Register

Question 24

Given the initial statuses of FLAGS - OF=0; ZF=1; AF=0; PF=1 and CF=0and that AL=1F and BL=F1. Simulate the following instructions to determine the final statuses of the FLAGS: ADD AL, BL

Answer 24

OF=1; ZF=1; AF=1; PF=1; CF=1

Question 25

“A doubleword number, 12345678H, is to be stored into memory using little endian format starting at memory location 00100H. What would be the content of memory location 00101H?

Answer 25

12

Question 26

It is the way where the higher byte is stored in the higher memory.:

Answer 26

Little endian

Question 27

32-bit binary numbers are referred to as.:

Answer 27

Double-Word

Question 28

This element is always in phase with the clock system of the microprocessor:

Answer 28

Program Counter

Question 29

Electronic Numerical Integrator and Computer were built using .:

Answer 29

Vacuum tubes

Question 30

It is a type of flag register that provides single-step capability for debugging.:

Answer 30

Trap Flag (TF)

Question 31

Transistors are of generation of microprocessors.:

Answer 31

2nd

Question 32

16-bit 8086 and 8088 microprocessors can access_of memory.:

Answer 32

1MB