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# Quiz No. 4 of CS501 Advance Computer Architecture open Date February 25, 2015

 Dear Students, Quiz No. 4 of CS501 covering lectures from 30 to 39 will be opened on February 25, 2015.  The quiz will remain open for two days (25th and 26th February) only. Also please note that no additional time will be provided if quiz is missed by a student due to any reason. For further queries regarding the quiz, please send your emails at cs501@vu.edu.pk

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### Replies to This Discussion

Question # 1 of 10 ( Start time: 10:56:06 PM )       Total Marks: 1

In Single-Precision Binary Floating Point Representation the exponent is _______

Select correct option:

8 bits

11 bits

1 bit

23 bits

Question # 2 of 10 ( Start time: 10:57:10 PM )       Total Marks: 1

______ is a combination of arithmetic, logic and shifter unit along with some multiplexers and control unit.

Select correct option:

Barrel Rotator

Control Unit

Flip Flop

ALU

Question # 3 of 10 ( Start time: 10:58:10 PM )       Total Marks: 1

The______is m-bits wide and contains memory address generated by the CPU directly connected to the m-bit wide address bus Booth Recording

Select correct option:

memory address register (MAR)

memory Buffer Register(MBR)

Program counter (PC)

Instruction Register(IR)

Question # 4 of 10 ( Start time: 10:59:37 PM )       Total Marks: 1

The _______signal coming from the CPU tells the memory that some interaction is required between the CPU and memory.

Select correct option:

REQUEST

R/W

COMPLETE

None of the given

Question # 5 of 10 ( Start time: 11:00:24 PM )       Total Marks: 1

A combination of parallel and sequential hardware used to build a multiplier is known as _______

Select correct option:

Parallel Array Multiplier

Booth Recording

Series Parallel Multiplier

None of the given

Question # 6 of 10 ( Start time: 11:01:26 PM )       Total Marks: 1

The register file is a collection of _____bit wide registers used for data transfer between memory and the CPU .

Select correct option:

8

16

32

64

Question # 7 of 10 ( Start time: 11:02:15 PM )       Total Marks: 1

CRC has ------------ overhead as compared to Hamming code.

Select correct option:

Equal

Greater

Lesser

None of the given

Question # 8 of 10 ( Start time: 11:02:41 PM )       Total Marks: 1

The _________ of an m digit number x is xc’=bm -1- x

Select correct option:

Signed Magnitude Form

Biased Representation

Question # 9 of 10 ( Start time: 11:03:44 PM )       Total Marks: 1

Shifting of the radix point towards left or right is called ________

Select correct option:

Shifting

Logical Shift

Right Shift

Scaling

Question # 10 of 10 ( Start time: 11:04:17 PM )     Total Marks: 1

In _______ adder circuit we feed carry out from the previous stage to the next stage and so on.

Select correct option:

CS501 Online Quiz#04
1 An entire _____ memory can be erased in one or a few seconds which is much faster than EPROM.
2 ________chips have quartz windows and by applying ultraviolet light data can be erased from them.
Eprome
3 human works with base 10 and computers work with base _________.
2
4 The conversion of numbers from a representation in one base to another is known as_______
5 A combination of parallel and sequential hardware used to build a multiplier is known as _______
6 ______ is much faster than EPROM.
Flash memory
7 In ______ recording ,bits are encoded in pairs so there are only ' n/2' additions instead of 'n'.
In _______ adder circuit we feed carry out from the previous stage to the next stage and so on
8 In ______ recording ,bits are encoded in pairs so there are only ' n/2' additions instead of 'n'.

cs501 today solved Quiz
Question # 1
______ is a combination of arithmetic, logic and shifter unit along with some multiplexers and
control unit.
Select correct option:
Barrel Rotator
Control Unit
Flip Flop
ALU (p347)

Question # 2
Shifting of the radix point towards left or right is called ________
Select correct option:
Shifting
Logical Shift
Right Shift
Scaling (p335)

Question # 3
The conversion of numbers from a representation in one base to another is known as_______
Select correct option:
Number Representation
Decimal representation

Question # 4
In _______ adder circuit we feed carry out from the previous stage to the next stage and so on.
Select correct option:
Ripple Carry Adder (p341)

Question # 5
_______ are computed by the ALU and stored in processor status register.
Select correct option:
Condition codes (p334)
Conditional Branches
Fraction Division
None of the given

Question # 6
A _______signal decides whether the input word should be shifted or bypassed.
Select correct option:
shift/bypass (p346)
Control Write
None of the given

Question # 7
The______is m-bits wide and contains memory address generated by the CPU directly connected to
the m-bit wide address bus Booth Recording
Select correct option:
memory address register (MAR)
memory Buffer Register(MBR)
Program counter (PC)
Instruction Register(IR)

Question # 8
The _______signal coming from the CPU tells the memory that some interaction is required

between the CPU and memory.
Select correct option:
REQUEST (p350)
R/W
COMPLETE
None of the given

Question # 9
Along with information bits we add up another bit which is called the______________bit.
Select correct option:
CRC
Hamming
Error Detection
Parity (p328)

Question # 10
CRC has ------------ overhead as compared to Hamming code.
Select correct option:
Equal
Greater
Lesser (p329)
None of the given

today my quiz see attach file

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