CS401 Quiz No.1 Shared by Raza Ali

This jump is taken if the last arithmetic operation produced a number in its destination that has even parity , Which

jump is taken

Select correct option:

JP

JPE

JNP

both JP and JPE

When a large number is subtracted from a smaller number, a borrow is needed; in this case which flag will be set

Select correct option:

ZF

CF

SF

OF

The extension of assembly languague file is

Select correct option:

.doc

.com

.lst

.asm

Assembly languague is not a low level language.

Select correct option:

True

False

The basic function of register is to

Select correct option:

Hold the operand

Hold the operator

Hold both the operator and operand

None of the given

All the addressing mechanisms in iAPX88 return a number called _____________ address.

Select correct option:

Effective address

Physical address

Direct address

None of the given

SHL and SAL are same

Select correct option:

True

False

we can not Subrtace index register from the base register( bx-si )in assemlby language

Select correct option:

True

False

Group of bits processor uses to inform memory which element to read/write is collectively known as

Select correct option:

Control bus

Data bus

Address bus

RAM

In direct addressing the memory address given in the instruction is

Fixed

Variable