PPSC Past Papers MCQs

PPSC Lecturer Computer Science IT Higher Education Department Punjab 2017  — 98 MCQs  (Page 3 of 10)

Practice PPSC Past Papers MCQs with solved questions from real past exams. These MCQs cover PPSC Lecturer Computer Science IT Higher Education Department Punjab 2017 past papers and are ideal for candidates preparing for competitive exams.

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A memory buffer used to accommodate a speed differential is called?
  • A. Slack pointer
  • B. Cache
  • C. Accumulator
  • D. Disk buffer
Which one of the following is the address generated by CPU?
  • A. Physical address
  • B. Absolute address
  • C. Logical address
  • D. None of the mentioned
Run time mapping from virtual to physical address is done by?
  • A. Memory management unit
  • B. Cpu
  • C. Pci
  • D. None of these
The interrupt-request line is a part of the ……?
  • A. Data line
  • B. Control line
  • C. Address line
  • D. None of these
The return address from the interrupt-service routine is stored on the ……?
  • A. System heap
  • B. Processor register
  • C. Processor stack
  • D. Memory
The signal sent to the device from the processor to the device after receiving an interrupt is?
  • A. Interrupt-acknowledge
  • B. Return signal
  • C. Service signal
  • D. Permission signal
A rotational database consists of …….?
  • A. Tables
  • B. Fields
  • C. Records
  • D. Keys
The term …… is used to refer to a row?
  • A. Attribute
  • B. Tuple
  • C. Field
  • D. Instance