CS401 Grand Quiz 2021 by Junaid

TODAY CS401 Solved Grand Quiz 2021

Direct

____jump is absolute and not position relative.

FAR

In Extended Multiplication, we store the Multiplication in _____ bits , and the result is stored in _____ bits

16 , 32

SHL and SAL are same

True

Simple CMP instruction uses _____operation

Subtraction

The jump is taken if the last arithmetic operation changed the sign unexpectedly.

JO

The Execution of the instruction “mov word [ES:160]”willm print a character on the screen at the_____

First, second

The segment off set pair is called a/an__________address.

Logical

If AX=00FF, then which of the following instruction can be used to change the value of AX to FF00

AND AX,FF00

Total NUMBER of reserved interrupts un the intel 8088 are_____ A/An ____ is an area of memory that holds all local variables and parameters.

Stack

____________is used for temporary diversion.

CALL

The swap flag can be stored in _____________

A Register

The JUMP is taken if the last arithmetic has produced a positive number in its

JNP

OUR computer screen is like a 2-D array having _____ rows and ______ columns.

25, 40

The correlation process from the interrupt a number to the interrupt handler uses a table is called.

Interrupt Vector table

The 8088 processor divides interrupts into_____classes.

Two

__________function decrements SP ( the STACK pointer) by, Two, and then transfer a word from the source operand to the top of the stack now pointed to by SP.

PUSH

REPE repeats a string instruction while the _________

ZERO

Which of the following is the extension of object file?

.exe

Code size reduction and improvement in speed were the two reasons for introducing block processing instruction in the _____ processor.

8088

REP allows the instruction to be repeated__times.

CX

EACH bit of the ______ register conveys a different meaning.

FLAGS

Scrolling is the process of the moving one or more lines towards this top or bottom of the screen, a and the new line that appears on the top or bottom is____

cleared

The most convenient place to store local variables is ______

Stack

When SI or DI are used, we name the method ____ addressing.

indexed

A value 0500 is stored in my memory. If we transfer this value to a generalPurpose register. Then it will be shown as

0500

In iAPX88, when an element is poped from the stack .SP is ______by 2