Blog: CS401 Quiz No. 1 Solved

Question # 2 of 10 ( Start time: 11:52:37 AM ) Total Marks: 1

Size Mismatch Error is a syntax error

Select correct option:

False

True

)

Question # 3 of 10 ( Start time: 11:53:35 AM ) Total Marks: 1

Unconditional jump

Select correct option:

Execute in every condition whether true or false

If the condition is true

If the condition is false

None of the given

sec(s)

Question # 4 of 10 ( Start time: 11:54:53 AM ) Total Marks: 1

Bydefault CS is associated with

Select correct option:

SS

BP

CX

IP

sec(s)

Question # 5 of 10 ( Start time: 11:56:07 AM ) Total Marks: 1

Register whose each bit specify a different meaning is

Select correct option:

Accumulator Register

Pointer Register

Index register

Flag register

sec(s)

Question # 6 of 10 ( Start time: 11:57:07 AM ) Total Marks: 1

Which type of Rotation it is "Every bit moves one position to the right and the bit dropped from the right is inserted at

the eft. This bit is also copied into the carry flag."

Select correct option:

ROL

RCR

RCL

None of the given

sec(s)

Question # 7 of 10 ( Start time: 11:58:43 AM ) Total Marks: 1

Assembly languague is not a low level language.

Select correct option:

True

False

Click here to Save Answer & Move to Next Question

sec(s)

Question # 8 of 10 ( Start time: 11:59:32 AM ) Total Marks: 1

In JA jump is not taken after a CMP if the unsigned destination is larger than the unsigned source.

Select correct option:

True

False

sec(s)

Question # 9 of 10 ( Start time: 12:00:57 PM ) Total Marks: 1

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

sec(s)

Question # 10 of 10 ( Start time: 12:03:07 PM ) Total Marks: 1

Memory to Memory operation is allowed

Select correct option:

True

False

sec(s)

Question # 1 of 10 ( Start time: 12:12:49 PM ) Total Marks: 1

90 is the op-code of

Select correct option:

Do nothing

Add

Subtract

Multiplication

sec(s)

Question # 2 of 10 ( Start time: 12:14:11 PM ) Total Marks: 1

we can not add two base register i.e. (bx+bp) or cant use in an instruction

Select correct option:

True

False

Question # 3 of 10 ( Start time: 12:15:09 PM ) Total Marks: 1

Intel follow

Select correct option:

Littel endian

Big endian

Both littel endian and big endian

None of the given

sec(s)

Question # 4 of 10 ( Start time: 12:15:30 PM ) Total Marks: 1

SHL and SAL are same

Select correct option:

True

False

sec(s)

Question # 5 of 10 ( Start time: 12:16:08 PM ) Total Marks: 1

Register whose each bit specify a different meaning is

Select correct option:

Accumulator Register

Pointer Register

Index register

Flag register

sec(s)

Question # 6 of 10 ( Start time: 12:16:35 PM ) Total Marks: 1

The first 16-bit processor produced by "Intel" was 8085

Select correct option:

True

False

sec(s)

Question # 6 of 10 ( Start time: 12:16:35 PM ) Total Marks: 1

The first 16-bit processor produced by "Intel" was 8085

Select correct option:

True

False

sec(s)

Question # 7 of 10 ( Start time: 12:17:49 PM ) Total Marks: 1

The extension of assembly languague file is

Select correct option:

.doc

.com

.lst

.asm

sec(s)

Question # 8 of 10 ( Start time: 12:18:15 PM ) Total Marks: 1

Bydefault CS is associated with

Select correct option:

SS

BP

CX

IP

sec(s)

Question # 9 of 10 ( Start time: 12:18:58 PM ) Total Marks: 1

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

sec(s)

Question # 2 of 10 ( Start time: 12:22:30 PM ) Total Marks: 1

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

Select correct option:

Effective address

Physical address

Direct address

None of the given

sec(s)

Question # 3 of 10 ( Start time: 12:23:35 PM ) Total Marks: 1

In direct addressing the memory address given in the instruction is

Select correct option:

Fixed

Variable

Register

sec(s)

Question # 4 of 10 ( Start time: 12:24:58 PM ) Total Marks: 1

Which type of shifting is "Inserts a zero from the left and moves every bit one position to the right and copies the

rightmost bit in the carry flag."

Select correct option:

SHL

SAL

SAR

None of the given

sec(s)

Question # 5 of 10 ( Start time: 12:26:21 PM ) Total Marks: 1

mov [1234],ax is an example of

Select correct option:

Direct addressing

Base register indirect

Base+index

None of the given

sec(s)

Question # 7 of 10 ( Start time: 12:28:26 PM ) Total Marks: 1

Registers are also called scratch pad ram

Select correct option:

True

False

sec(s)

Question # 10 of 10 ( Start time: 12:30:51 PM ) Total Marks: 1

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

Select correct option:

True

False

sec(s)

Question # 1 of 10 ( Start time: 12:33:34 PM ) Total Marks: 1

Register are storage cell

Select correct option:

Outside the processor

Both inside and outside the processor

Inside the processor

None of the given

sec(s)

Question # 3 of 10 ( Start time: 12:34:01 PM ) Total Marks: 1

Bydefault CS is associated with

Select correct option:

SS

BP

CX

IP

Question # 7 of 10 ( Start time: 12:36:43 PM ) Total Marks: 1

In direct addressing the memory address given in the instruction is

Select correct option:

Fixed

Variable

Register

sec(s)

Question # 9 of 10 ( Start time: 12:37:36 PM ) Total Marks: 1

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

sec(s)

Question # 1 of 10 ( Start time: 12:40:52 PM ) Total Marks: 1

Instruction Pointer holds the address of the

Select correct option:

Previous instruction to be executed

Current instruction

Next instruction to be executed

None of the given

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ec(s)

Question # 3 of 10 ( Start time: 12:41:27 PM ) Total Marks: 1

Register to Register Operation is not allowed

Select correct option:

True

False

sec(s)

Question # 4 of 10 ( Start time: 12:41:56 PM ) Total Marks: 1

Address is alway go from

Select correct option:

Processor to memory

Memory to processor

Memory to memory

None of the given

sec(s)

Question # 5 of 10 ( Start time: 12:42:28 PM ) Total Marks: 1

CX register mostly use a

Select correct option:

Counter register

Flag register

Base register

Desination register

sec(s)

Question # 7 of 10 ( Start time: 12:43:16 PM ) Total Marks: 1

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

Select correct option:

JO

JNO

JNZ

JZ

sec(s)

Question # 8 of 10 ( Start time: 12:44:26 PM ) Total Marks: 1

In JA jump is not taken after a CMP if the unsigned destination is larger than the unsigned source.

Select correct option:

True

False

sec(s)

Question # 9 of 10 ( Start time: 12:45:35 PM ) Total Marks: 1

which type of rotation it is "The carry flag is inserted from the left, every bit moves one position to the right, and the

right most bit is dropped in the carry flag. "

Select correct option:

RCR

ROL

RCL

ROR

sec(s)

Question # 9 of 10 ( Start time: 12:45:35 PM ) Total Marks: 1

which type of rotation it is "The carry flag is inserted from the left, every bit moves one position to the right, and the

right most bit is dropped in the carry flag. "

Select correct option:

RCR

ROL

RCL

ROR

sec(s)

Question # 10 of 10 ( Start time: 12:51:00 PM ) Total Marks: 1

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

In direct addressing the memory address given in the instruction is

Select correct option:
 

  

 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

  

    

BP by default associated with 

Select correct option: 

CS

IP

SS

SP

  

    

 
 

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