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WorksheetsMay test sscsa
Total questions: 50
Worksheet time: 25mins
The average time required to reach a storage location in memory and obtain its contents is called the
a) seek time
b) turnaround time
c) access time
d) transfer time
Which of the following is not a weighted code?
a) Decimal Number system
b) Excess 3-code
c) Alphanumeric Codes
d) Error Detecting Codes
The idea of cache memory is based
a) on the property of locality of reference
b) on the heuristic 90-10 rule
c) on the fact that references generally tend to cluster
d) all of the above
The addressing mode used in an instruction of the form ADD X Y, is
a) Absolute
b) indirect
c) index
d) None of the above
If memory access takes 20 ns with cache and 110 ns with out it, then the ratio (cache uses a 10 ns memory) is
a) 85%
b) 90%
c) 95%
d) 100%
The memory management scheme that supports the user view of memory
a) Paging
c) Segmentation
c) Aggregation
d)Abstraction
Before finalizing the instruction set for a computer, computer architeets need to consider
a) flexibility to programmer
b) number of addressing modes
c) system performance
(d) All of the above
Which unit is responsible for converting the data received from the user into computer understandable format?
a) Memory Unit
b) Arithmetic & Logic Unit
c) Input Unit
d) Output Unit
The smallest unit of data in computer is ________________
a) Byte
b) Nibble
c) Bit
d) KB
One nibble is equivalent to how many bits?
a) 2
b) 4
c) 8
d) 1
The input machine which originated in the United States around 1880s is a
a) Mouse
b) Joystick
c) Keyboard
d) Bar Code Reader
1 yottabyte = ______________
a) 1024 TB
b) 1024 EB
c) 1024 ZB
d) 1024 PB
Label the parts 1 and 2:
The process of producing useful information for the user is called ___________
a) Controlling
b) Outputting
c) Inputting
d) Processing
VDU stands for __________
a) Virtual Display Unit
b) Visual Display Unit
c) Virtual Detection Unit
d) Visual Detection Unit
A special request originated from some device to the CPU to acquire some of its time is called ___________
a) Disturbance
b) Attenuation
c) Interrupt
d) Noise
A ___________________ monitor looks like a television and are normally used with non-portable computer systems.
a) CRT
b) LCD
c) LED
d) Flat Panel Monitors
PCI stands for ________
a) Peripheral Component Interconnect
b) Partial Component Interconnect
c) Peripheral Component Interaction
d) Partial Component Interaction
Which of the following is non-volatile storage?
a) Backup
b) Secondary
c) Primary
d) Cache
Which of the following are types of ROMs?
a) SROM & DROM
b) PROM & EPROM
c) Only one type there is no further classification
d) PROM & EROM
The sign magnitude representation of -1 is __________
a) 0001
b) 1110
c) 1000
d) 1001
Number of bits in ALU is ________
a) 4
b) 8
c) 16
d) 2
The part of a processor which contains hardware necessary to perform all the operations required by a computer:
a) Data path
b) Controller
c) Registers
d) Cache
Micro-program consists of a set of microinstructions which are strings of 0s and 1s.
a) True
b) False
The value of base in a decimal number system is ____________
a) 8
b) 2
c) 10
d) 16
A number with both integer and a fractional part has digits raised to both positive and negative powers of 2 in a decimal number system.
a) True
b) False
The hexadecimal representation of 14 is _______________
a) A
b) F
c) D
d) E
The input hexadecimal representation of 1110 is _______________
a) 0111
b) E
c) 15
d) 14
The language made up of binary coded instructions
a) Machine
b) C
c) BASIC
d) High level
An instruction pipeline can be implemented by means of
a) LIFO buffer
b) FIFO buffer
c) Stack
d) None of the above
Full form of MIPS is _________
a) Millions of Instructions per second
b) Millions of Issues per second
c) Millions of Indexing per second
d) Millions of Interrupt per second
An interface that provides I/O transfer of data directly to and form the memory unit and peripheral is termed as
a) DDA
b) DMA
c) BR
d) Serial interface
Stack based CPU organisation uses this access method?
a) LIFO
b) FIFO
c) Binary tree
d) Linked list
When CPU is executing a Program that is part of the Operating System, it is said to be in
a) Interrupt mode
b) System mode
c) Half mode
d) Simplex mode
What is the full form of CISC?
a) Complex Instruction Set Computer
b) Compound Information Set Computer
c) Compound Instruction Set Computer
d) Complex Information Set Computer
VAx 11/780 is an example of RISC
a) only (i)
b) only (ii)
c) both (i) & (ii)
d) None of the above
Which of the following is an example of RISC?
a) POWerPC
b) VAx 11/780
c) Intels Pentium
d) All of the abo
Which Of The Following Program Searches For A Given Input Of A Pattern?
a) Cat
b) Grep
c) Search
d) Sort
Which Of The Following Command Is Used By Vi Editor To Remove Single Character?
a) A
b) Z
c) X
d) Y
What will be the value of the following formula '=quotient(5, 2)'?
a) 6
b) 8
c) 2
d) 4
What Will Be The Value Of The Following Formula '=ceiling(120,11)'?
a) 99
b) 120
c) 121
d) 110
What Will Be The Value Of The Following Formula '=round(275,-2)'?
a) 200
b) 300
c) 00
d) 2.75
Which Of The Following Option Is Not Available Under The Style Menu Of Libreoffice Writer?
a) Heading 1
b) Heading 3
c) Heading 4
d) Heading 2
There Are 11 Menus In Libreoffice Writer.
a) True
b) False
The ____may also be called the screen or monitor.
a) Printer
b) Scanner
c) Hard disk
d) Display
Any letter, number, or symbol found on the keyboard that you can type into the computer ______
a) Output
b) Character
c) Type
d) Print
Devices that let the computer communicate with you ______
a) Input
b) Output
c) Type
d) Print
The primary output device for computers is a _____
a) Video monitor
b) Printer
c) Keyboard
d) Mouse
Which of following groups have only output devices?
a) Scanner, Printer, Monitor
b) Keyboard, Printer, Monitor
c) Mouse, Printer, Monitor
d) Platter, Printer, Monitor
Which of following is not an input device?
a) Keyboard
b) Monitor
c) Joystick
d) Microphone
