Q.1

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.2

The higher versions of the operating systems are so written that programs designed for earlier versions can still be run. What is it called?

  • Upgradability
  • Upward mobility
  • Universality
  • Upward compatibility
  • None of the above
Q.3

The primary purpose of an operating system is to:

  • make computer easier to use
  • keep system programmers employed
  • make the most efficient use of the hardware
  • allow people to sue the computers
  • None of the above
Q.4

A sequence of instructions, in a computer language, to get the desired result, is known as

  • Algorithm
  • Decision Table
  • Program
  • All of the above
  • None of the above
Q.5

Can you name of the major Operating System used in computers?

  • MS DOS
  • OS/2
  • UNIX
  • All of the above
  • None of the above
Q.6

Backups should be done

  • daily for most installations
  • weekly for most installations
  • as several image copies, followed by an incremental
  • as several incrementals, followed by an image copy
  • None of the above
Q.7

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.8

The disadvantages of "Compile and Go" loading scheme is (are):

  • a portion of memory is wasted because the core occupied by the assembler is unavailable to the object program.
  • it is necessary to retranslate the user's program deck every time it is run.
  • it is very difficult to handle multiple segments, especially if the source programs are in different languages, and to produce orderly modular programs.
  • all of the above
  • None of the above
Q.9

What is the initial value of the semaphore to allow only one of the many processes to enter their critical section?

  • 8
  • 1
  • 16
  • 0
  • None of the above
Q.10

The most common systems security method is

  • passwords
  • encryption
  • firewall
  • all of the above
  • None of the above
Q.11

Under virtual storage,

  • a single program is processed by two or more CPUs
  • two or more programs are stored concurrently in primary storage
  • only the active pages of a program are stored in primary storage
  • interprogram interference may occur
  • None of the above
Q.12

The most common security failure is

  • carelessness by users
  • depending on passwords
  • too much emphasis on preventing physical access
  • insufficient technology used to prevent breaches
  • None of the above
Q.13

In a magnetic disk, data is recorded in a set of concentric tracks which are subdivided into

  • periods
  • sectors
  • zones
  • groups
  • None of the above
Q.14

Nonmodifiable procedures are called

  • serially usable procedures
  • concurrent procedures
  • reentrant procedures
  • topdown procedures
  • None of the above
Q.15

Assembler language

  • is usually the primary user interface
  • requires fixed-format commands
  • is a mnemonic form of machine language
  • is quite different from the SCL interpreter
  • None of the above
Q.16

A relocate program form is one which

  • cannot be made to execute in any area of storage other than the one designated for it at the time of its coding or translation.
  • consists of a program and relevant information for its relocation.
  • can itself performs the relocation of its address-sensitive portions.
  • all of the above
  • None of the above
Q.17

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.18

Which are the most important features of Microsoft Windows program?

  • Windows
  • Pull-down menus
  • Icons
  • All of the above
  • None of the above
Q.19

The system/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.20

Which of the following is characteristic of an operating system?

  • resource management
  • error recovery
  • memory management
  • All the above
  • None of the above
Q.21

A linker

  • creates a load module
  • is not necessary with variable partitions
  • must be run after the loader
  • is not needed with a good compiler
  • None of the above
Q.22

If special forms are needed for printing the output, the programmer specifies these forms through?

  • JCL
  • JPL
  • Utility programs
  • Load modules
  • None of the above
Q.23

Which policy replace a page if it is not in the favoured subset of a process's pages?

  • FIFO
  • LRU
  • LFU
  • Working set
  • None of the above
Q.24

Which of the following is true about pseudocode

  • A machine language
  • An assembly language
  • A high-level language
  • All of the above
  • None of the above
Q.25

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.26

In analyzing the compilation of PL/I program, the term "Syntax analysis" is associated with

  • recognition of basic syntactic constructs through reductions.
  • recognition of basic elements and creation of uniform symbols
  • creation of more optional matrix.
  • use of macro processor to produce more optimal assembly code
  • None of the above
Q.27

Which of the following is not an advantage of multiprogramming?

  • increased throughput
  • shorter response time
  • decreased operating-system overhead
  • ability to assign priorities to jobs
  • None of the above
Q.28

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.29

In an absolute loading scheme, which loader function is accomplished by assembler.

  • Reallocation
  • Allocation
  • Linking
  • Loading
  • None of the above
Q.30

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
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