Information Technology Mixed Test - 3
Covers systems engineering concepts, microprocessor architecture, and operating systems including memory management, processes, and system life cycles.
Questions
Which of the following is the utility program used in windows operating system?
- Calculator
- Backup facility
- Control panel
- My network places
An explict, inherent feature activated or excited by an external stimulus to perform a function at a specified level of performance until terminated by external commands, like timed completion or resource depletion is called _______________.
- capability
- fit
- form
- function
______________ is/are quantitative measure(s) characterising a physical or functional attribute relating to the execution of an operation or function.
- Physical attribute
- Level of performance
- Performance
- Properties
Every system, product and service has a life cycle that depicts its level of maturity. This cycle is called ______________.
- system's frame of reference
- system's operating domain
- system's benefactors
- system life cycle
________________ describe system features related to usability, survivability and performance for a prescribed operating environment.
- General characteristics
- Physical characteristics
- Operating caracteristics
- System aesthetics
___________ is an operation, activity, process or action performed by a system element to achieve a specific objective within a prescribed set of performance limits.
- Function
- Function attribute
- Form
- None of these
____________________ refer to the behavioral and physical qualities that uniquely identify each system.
- Properties
- Characteristics
- Attributes
- None of these
_______________ phase begins with recognition by the user that a new system or upgrade to an existing system, product or service is required to satisfy an operational need.
- System definition
- System procurement
- System operations and support
- None of these
_____________ roles are performed by systems that are assigned specific tasks to deliver products and services that achieve performance based outcome objectives.
- Mission system
- Support system
- Organizational system
- None of these
_____________ characterises how well the system or product is suited to a user's specific application in a given operating environment and Integrates and performs within the user's existing system.
- Operational utility
- Operational avaliability
- Operationally suitability
- Stake holder
Changing all the bits that are 1 to 0 and all the bits that are 0 to 1 is called ______________.
- 2's complement
- binary
- 1's complement
- none of these
_______________ consists of those activities that are required to phase out existing or legacy system from active duty.
- System production phase
- System disposal phase
- System development phase
- System procurement phase
Microprocessor uses ____________ to test data conditions.
- accumulator
- flags
- registers
- memory address register
_________________ is a command to the microprocessor to perform a given task on a specified data.
- An instruction
- An operation code
- An operand
- None of these
_________ carries data in binary form between microprocessor and other external units.
- Control bus
- Address bus
- Data bus
- None of these
A sequence of instructions that tells the computer what to do is called a __________________.
- program
- code file
- process
- thread
A _______________ is created to execute a command.
- code file
- process
- program
- none of these
Microprocessor uses ________________ to sequence the execution of instruction.
- program counter
- stack pointer
- control generator
- register selector
________________ can obtain a symbol table i.e. a table indicating the names of all functions and global variables, and the virtual addresses that correspond to.
- Thread
- Program
- Code files
- None of these
________________ is a program that controls the execution of an application program and acts as an interface between the user and the computer hardware.
- Process Management
- Operating System
- Memory Manager
- Segmentation
________________ is a program that controls the execution of an application program and acts as an interface between the user and the computer hardware.
- Virtual memory
- Cache memory
- Main memory
- Secondary memory
__________________ is used to speed up paging and avoid frequent access to main memory.
- Translation look-aside buffer
- Associative array
- Multi-level page table
- None of these
The part of the operating system which manages the primary memory of the computer is called __________.
- CPU scheduling
- Process management
- Memory manager
- None of these
The condition of splitting primary memory into segments as the memory is allocated, is known as _________.
- segmentaion
- page fragmentation
- paging
- page fault
_______________ are large centralized computers and provide bulk of business computing through time sharing.
- Mini Computers
- Embedded Operating Systems
- Mainframe Operating Systems
- None of these