21.
Register addressing mode is used for
A
for global variables
B
addressing local variables of functions
C
Accessing variables such as arrays
D
Initialization of variables
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Register addressing mode is used for
for global variables
addressing local variables of functions
Accessing variables such as arrays
Initialization of variables
R1<-R1+R2 is which type of instruction?
Data transfer
Arithematic & Logical
Miscellaneous
all of these
R<- x means
x is transfer to R
Contents of memory location x transfer to regiser R
can be a or b
none of these
Processor without structural hazard is
Faster
Slower
Have longer clock cycle
Have larger clock rate
Out of the following which is not a CISC machine.
IBM 370/168
VAX 11/780
Intel 80486
Motorola A567
Operation code field is present in
Programming language instruction
assembly language instruction
machine language instruction
none of the mentioned
Oparand data type can be
Address
number
Logical data
all of these
Oparand data type can be
Address
number
character
all of these
One address instructions uses
stack
queue
Accumulator
none of these
MOV R0, x is an example of............addressing mode
Direct
Register
both a & b
none of these
MOV R0, #330 is an example of...............addressing mode
Immediate
Direct
Register
none of these
Logical data is
A bit of n-bit data
each bit of n-bit data
n-bit data word
n-bit data byte
Load B is an example of.............instruction
stack based
accumulator based
one address
both b & c
Indexed addressing mode is used for
Initialization of variables
for global variables
addressing local variables of functions
Accessing variables such as arrays
Immediate addressing mode is used for
Initialization of variables
for global variables
addressing local variables of functions
Accessing variables such as arrays
If programs execution always stops after interrupt, it is a
Resuming event
Terminating event
Relocation
Instruction issue
If a unit completes its task before the allotted time period, then
It'll perform some other task in the remaining time
Its time gets reallocated to a different task
It'll remain idle for the remaining time
None of the mentioned
Identify control & status registers
PC
IR
MAR
all of these
Halt instruction is a type of
Data transfer
Arithematic & Logical
Miscellaneous
Control transfer instruction
General purpose registers are used to
hold oprands of an instruction
for addressing purpose
both a & b
none of these