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8051 introduction @UniMAP

Total questions: 18

Worksheet time: 11mins

Name
Class
Date
1.

What is the acronym of DAC?

a)

Digital Analog Converter

b)

Digital Analog to Converter

c)

Digital to Analog Converter

d)

Digit to Analog Converter

2.

The Interrupt Control is used for providing interrupt (delay) for a working program.

a)

TRUE

b)

FALSE

3.

It is the brain of a microcontroller.

a)

RAM

b)

CPU

c)

ROM

d)

EEPROM

4.

It is used to store data and program.

a)

CPU

b)

RAM

c)

Memory

d)

ROM

5.

DAC converters are used for converting the analog signal to digital form.

a)

TRUE

b)

FALSE

6.

This is the one of the useful function of a microcontroller.

a)

Parallel input/output ports

b)

Intterupt control

c)

Special funtioning block

d)

Timers/counters

7.

Bonus Question: RIDDLE: What can be broken, but is never held?

a)

A promise

b)

A word

c)

A lie

d)

Air

8.

The part of the microcontroller that fetches, decodes and executes commands is called the ...

a)

ROM

b)

RAM

c)

CPU

d)

Timer

9.

What are the units for resistance?

a)

Amps

b)

Farads

c)

Volts

d)

Ohms

10.

How many colour bands can a colour coded resistor have

a)

Two bands

b)

Three bands

c)

Four Bands

d)

Five Bands

e)

Four or Five Bands

11.

The component shown is called

a)

a bread board

b)

a bead board

c)

a mother board

d)

a sound board

12.
A very small device that works like a mini-computer.
a)
Microcontroller
b)
Light sensor
c)
Drive System/Drive Train
d)
Computer
13.
"MCU" means
a)
Microcomputer unit , Microcontroller unit
b)
microcirculator unit
c)
microcontroller unit 
d)
machine control unit
14.

In an MCU, the program is usually stored in:

a)

ROM

b)

RAM

c)

Control bus

d)

The cache

15.
EPROM
a)
Erasable Programmable ROM
b)
File
c)
Store Programmable RAM
d)
Hardrive
16.
RAM is random access memory
a)
true
b)
false
17.
Firmware is permanent software
a)
true
b)
false
18.
ROM is read only memory
a)
true 
b)
false
c)
both