CS401 Fall 2011 Final Term Feb 2012 – VU Current Paper – 07 Feb 2012

CS401 today paper

 

 

Question No: 5    ( Marks: 1 )    – Please choose one

 VESA VBE 2.0 is a standard for

       ► High resolution Mode

► Low resolution Mode

► Medium resolution Mode

► Very High resolution Mode

Question No: 6    ( Marks: 1 )    – Please choose one

 Which of the following gives the more logical view of the storage medium

► BIOS

       ► DOS

► Both

► None

Question No: 10    ( Marks: 1 )    – Please choose one

 The physical address of IDT( Interrupt Descriptor Table) is stored in _______

► GDTR

       ► IDTR

► IVT

► IDTT

Question No: 11    ( Marks: 1 )    – Please choose one

 In NASM an imported symbol is declared with the ………………………. while and exported symbol is declared with the……………………….

► Global directive, External directive

       ► External directive, Global directive

► Home Directive, Foreign Directive

► Foreign Directive, Home Directive

Question No: 12    ( Marks: 1 )    – Please choose one

 In 68K processors there is a …………………… program counter (PC) that holds the address of currently executing instruction

► 8bit

► 16bit

       ► 32bit

► 64bit

Question No: 18    ( Marks: 1 )    – Please choose one

 INT 21 service 01H is used to read character from standard input with echo. It returns the result in  ______ register.

       ► AL

BL

CL

BH

Question No: 19    ( Marks: 1 )    – Please choose one

 BIOS sees the disks as

► logical storage

       ► raw storage

► in the form of sectors only

► in the form of tracks only

Question No: 22    ( Marks: 1 )    – Please choose one

 In 9pin DB 9, RI (Ring Indicator) is assigned on pin number

► 6

► 7

► 8

       ► 9

Question No: 23    ( Marks: 1 )    – Please choose one

 Motorola 68K processors have ………………….. 23bit general purpose registers.

► 4

► 8

       ► 16

► 32

Question No: 26    ( Marks: 1 )    – Please choose one

 Which flags are NOT used for mathematical operations?

► Carry, Interrupt and Trap flag.

       ► Direction, Interrupt and Trap flag.

► Direction, Overflow and Trap flag.

► Direction, Interrupt and Sign flag.

In DOS input buffer, the number of characters actually read on return is stored in ___________ byte.

third

fourth  

first 

       ► second      

Question No: 12    ( M a r k s: 1 )   

 In 68K processors there is a 32bit …………………. that holds the address of currently executing instruction

► Program counter

► Stack pointer

       ► Register

► Stack

Question No: 18    ( M a r k s: 1 )   

 In programmable interrupt controller, which of the following ports is referred as a control port?

► 19

       ► 20

► 21

► 22

Question No: 21    ( M a r k s: 1 )   

 In 9pin DB 9, which pin number is assigned to TD (Transmitted Data) ?

► 1

► 2

► 3

► 4

Question No: 21    ( M a r k s: 1 )   

 In 9pin DB 9, which pin number is assigned to Data Terminal Ready (DTR)

► 1

► 2

► 3

► 4

Question No: 21    ( M a r k s: 1 )   

 In 9pin DB 9, which pin number is assigned to Clear to Send (CTS)

 

 

► 1

► 2

► 3

► 8

Question No: 24    ( M a r k s: 1 )   

 The table index (TI) is set to _____ to access the GDT (Global Descriptor Table).

► 1

       ► 0

► -1

► -2

 

Question No: 24    ( M a r k s: 5)   

MOtorolla 68K processor is different from X86 how ?

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