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Computer Fundamentals
Operating System
Quiz 1
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Q.1
Scissoring enables
a part of data to be displayed
entire data to be displayed
full data display on full area of screen
no data to be displayed
None of the above
Q.2
The advantage(s) of incorporating the macro processor into pass 1 is(are):
many functions do not have to be implemented twice.
Functions are combined and it is not necessary to create intermediate files as output from the macros processor and input to the assembler.
more flexibility is available to the programmer in that he may use all the features of the assembler in conjunction with macros.
all of the above
None of the above
Q.3
In which way(s) a macro processor for assembly language can be implemented:
independent two-pass processor
independent one-pass processor
processor incorporated into pass 1 of a standard two-pass assembler
all of the above
None of the above
Q.4
Multiprogramming
is a method of memory allocation by which the program is subdivided into equal portions, or pages and core is subdivided into equal portions or blocks.
consists of those addresses that may be generated by a processor during execution of a computation.
is a method of allocating processor time.
allows multiple programs to reside in separate areas of core at the time.
None of the above
Q.5
A translator which reads an entire programme written in a high level language and converts it into machine language code is:
assembler
translator
compiler
system software
None of the above
Q.6
In analyzing the compilation of PL/I program, the description "creation of more optimal matrix" is associated with
Assembly and output
Code generation
Syntax analysis
Machine independent optimization
None of the above
Q.7
In memory systems, boundary registers
are used for temporary program variable storage
are only necessary with fixed partitions
track page boundaries
track the beginning and ending of programs
None of the above
Q.8
What is the name given to all the programs inside the computer with makes it usable?
Application software
System software
Firm ware
Shareware
None of the above
Q.9
Semaphores
synchronize critical resources to prevent deadlock
synchronize critical resources to prevent contention
are used to do I/O
are used for memory management
None of the above
Q.10
The advantage(s) inherent to using high level languages is (are)
Fewer people, less management and shorter transition in learning time
Improved debugging capability, and superior documentation
A greater degree of machine independence
All of the above
None of the above
Q.11
Font folder is located on
Program folder
Ms Word file
Control Panel folder
Desktop folder
Q.12
The Storage-to-Storage instructions
have both their operands in the main store.
which perform an operation on a register operand and an operand which is located in the main store, generally leaving the result in the register, expect in the case of store operation when it is also
which perform indicated operations on two fast registers of the machine and have the result in one of the registers
all of the above
None of the above
Q.13
The memory allocation scheme subject to "external" fragmentation is
segmentation
swapping
pure demand paging
multiple contiguous fixed partitions
None of the above
Q.14
A public key encryption system
allows anyone to decode the transmission
allows only the correct sender to decode the data
allows only the correct receiver to decode the data
does not encode the data before transmitting it
None of the above
Q.15
Feed back queue
are very easy to implement
dispatch tasks according to execution characteristics
are used to favor real-time tasks
require manual intervention to implement properly
None of the above
Q.16
A task in a blocked state
is executable
is running
must still be placed in the run queues
is waiting for same temporarily unavailable resources
None of the above
Q.17
System maintenance:
is usually not necessary
is necessary on all systems, regardless of how good
is not required if the system is well written
always requires several programs
None of the above
Q.18
Which of the following statements is not true about the FORTRAN language?
FORTRAN is a high level language
A FORTRAN program, written for the IBM-PC, is totally different from a FORTRAN program written for execution on the SUN machine
FORTRAN is extensively used to write programs for performing scientific computations
All of the above
None of the above
Q.19
Which, of the following, is true for testing and debugging?
Testing checks for logical errors in the programs, while debugging is a process of correcting those errors in the program
Testing detects the syntax errors in the program while debugging corrects those errors in the program
Testing and debugging indicate the same thing
All of the above
None of the above
Q.20
Which of the following is drop down list?
List
Combo box
Text area
None
Q.21
Which key deletes text before, or to the left, of the insertion point?
PageUp
Delete
PageDown
BackSpace
Q.22
Information in a memory that is no longer valid or wanted is known as
non-volatile
volatile
surplus
garbage
None of the above
Q.23
The chunks of a memory are known as
Sector
Offset
Page
Frame
Q.24
Start / restart the computer is called
Exit
Run
Option
Boot
Q.25
Which file is transferred when computer is start up?
Document
Program files
Operating system
System files
Q.26
Which of the following separates primary file and extension is
Dot
Period
Point
All of the above
Q.27
Which of the following is a disk compression tools?
Drive space
Defragmenter
Scandisk
None of the above
Q.28
What is the function of an operating system?
Manages computer’s resources very efficiently
Takes care of scheduling jobs for execution
Manages the flow of data and instructions
All of the above
Q.29
Addressing modes
defines the fundamental method of determining effective operand addresses
are variations in the use of fundamental addressing structures, or some associated actions which are related to addressing.
performs indicated operations on two fast registers of the machine and leave the result in one of the registers.
all of the above
None of the above
Q.30
Which of the following is true for machine language.
Repeated execution of program segments
Depicting flow of data in a system
A sequence of instructions which, when followed properly, solves a problem
the language which communicates with the computer using only the binary digits 1 and 0.
None of the above
Q.31
Which of the following is not applications software?
Word processing
Spreadsheet
UNIX
Desktop publishing
None of the above
Q.32
The file structure that redefines its first record at a base of zero uses the term:
relative organization
key fielding
dynamic reallocation
hashing
None of the above
Q.33
Which of the following is not a characteristic of a daisy chaining priority control scheme?
priority is programmable
it is relatively easy to add more devices to the chain
the failure of one device may affect other devices on the chain
the number of control lines is independent of the number of devices on the chain
None of the above
Q.34
Assembler is
a program that places programs into memory and prepares them for execution.
a program that automate the translation of assembly language into machine language.
a program that accepts a program written in a high level language and produces an object program.
is a program that appears to execute a source program as if it were machine language.
None of the above
Q.35
Indicate which, of the following, in not true about an interpreter
Interpreter generates an object program from the source program
Interpreter is a kind of translator
Interpreter analyses each source statement every time it is to be executed
All of the above
None of the above
Q.36
Object modules generated by assemblers that contain unresolved external references are resolved for two or more object modules by a/an
operating system
loader
linker
compiler
None of the above
Q.37
The advantage of a command processor running only built-in commands is:
flexibility to the users in running lists of commands by simply collecting them in named batch command files
the command set being common across different hardware configurations
users can create system programs and run them as commands
the processing is much faster than would other-wise be the case when user defined commands are used
None of the above
Q.38
The term "operating system" means
a set of programs which controls computer working
the way a computer operator works
conversion of high level language into machine code
the way a floppy disk drive operates
None of the above
Q.39
Which of the following might be used to convert high-level language instructions into machine language?
system software
applications software
an operating environment
an interpreter
None of the above
Q.40
Indicate which is a pre-emptive scheduling algorithm
Round-robin
Shortest-job-next
Priority-based
All of the above
None of the above
Q.41
Which of the following, is necessary to work on a computer
Compiler
Operating system
Assembly
Interpreter of the above
None of the above
Q.42
Access time is the highest in the case of
floppy disk
cache
swapping devices
magnetic disk
None of the above
Q.43
For how many processes which are sharing common data, the Dekker's algorithm implements mutual exclusion?
1
2
3
4
None of the above
Q.44
The system/370 assembler language
allows the programmer to write base registers and displacements explicitly in the source program.
is used to remember which of the general-purpose registers are currently available as base registers, and what base addresses they contain.
allows multiple programs to reside in separate areas of core at the same time.
is a term that refers to the control programs of an operating system.
None of the above
Q.45
Scheduling is
allowing jobs to use the processor
unrelated to performance consideration
not required in uniprocessor systems
the same regard-less of the purpose of the system
None of the above
Q.46
What scheduling algorithm allows processes that are logical runnable to be temporarily suspended?
preemptive scheduling
non-preemptive scheduling
FIFO
FCFS
None of the above
Q.47
In an absolute loading scheme, which loader function is accomplished by the loader
Reallocation
Allocation
Linking
Loading
None of the above
Q.48
The computational technique used to compute the disk storage address of individual records is called:
bubble memory
key fielding
dynamic reallocation
hashing
None of the above
Q.49
The ....... is a temporary storage area in memory where you can attach text or graphics information
Clipboard
Copyboard
Both a and b
None of above
Q.50
An embedded object might appear in a document as
Embedding
Linking
Both
None of above
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