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Directions to Solve

Each sentences below consist of a word or a phrase which is bold. It is followed by four words or phrases. Select the word or pharse which is closes to the OPPOSITE in meaning of the bold word or phrase.

Q1: Because of the economy drive, they very unwillingly surrendered some superfluous posts.

A significant

B essential

C relevant

D important

Q2: What are the different types of real data type in C ?

A float, double

B float, double, long double

C double, long int, float

D short int, double, long int

Q3: The 8051 has ________ parallel I/O ports.

A 4

B 5

C 2

D 3

Q4: The total external data memory that can be interfaced to the 8051 is:

A 32K

B 128K

C 64K

D 256K

Q5: Which of the following instructions will load the value 35H into the high byte of timer 0?

A MOV TH0, 35H

B MOV T0, 35H

C MOV TH0, #35H

D MOV T0, #35H

Q6: Bit-addressable memory locations are:

A 20H through 2FH

B 40H through 4FH

C 30H through 3FH

D 10H through 1FH

Q7: The 8-bit address bus allows access to an address range of:

A 00 to FFH

B 0 to FH

C 0000 to FFFFH

D 000 to FFFH

Q8: The contents of the accumulator after this operation
MOV A,#0BH
ANL A,#2CH
will be

A 00001000

B 11010111

C 11011010

D 00101000

Q9: The start-conversion on the ADC0804 is done by using the:

A

B CS line

C V ref/2 line

D INTR line

Q10: This program code will be executed once:
STAT: MOV A, #01H
  JNZ STAT

A True

B False