cameroon gce A level 2024 automation 1
cameroon gce A level 2024 automation 1
The binary equation 1+1+ 1 is equal to,
A 1 ‘
B 2
C 11
D 3
8.
Converting hexadecimal number BAD into
binary give:
A 110010101110
B 101110101101
C 11011010 1011
D 1011 1O111101
2.
9. The communication parts of a microprocessor
arc:
A Status Register
B Buses
C Program counters
D Arithmetic Logic Units
LSB in the numeration means?
A Least significant Bit
B Less significant Bit
C Last significant Bit
D Low significant Bit
3.
The unique directional buses is:
A Data bus
B Command bus
C Control bus
D Address bus
10.
4. The algebraic equation A.B refers to
A NOT gate
B NAND gate
C AND gate
D OR gate
A nibble is the combination of
A 2bits
B 4 bits )
C 8 bits
D 16 bits
11.
5. A+B+ =”A”BX Refers to:
The measure of the output of a signal is called:
A The feedback system
B The feedback signal
C The control signal
D The process signal
12.
A Newton theorem
B De Morgan theorem
C Boolean algebra theorem
D Bottom to top
First automatic feedback controller used in an
industrial process in 1769 to control the speed
of stream engine was called:
A John watt flyball governor
B Newton flyball governor
C James watt’s flyball governor
D Pascal flyball governor
6. Symbol of figure 1 refers to 13.
A
>1
M
B
Figure 1
A NOTE gate
B AND gate
C OR gate
D NOR gate
14. Advantages of Feedback Systems are:
A Faster time response and better stability.
B slow time response and stability
C one input and parallel outputs
D cost of maintenance is very cheap
Truth table of table 1 is that of
Inputs Outputs
