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Home ‣ Computer Science ‣ Disk Operating System (DOS) See What Others Are Saying!
- Question
How would you allow device drivers and TSR's to be loaded into Upper Memory Blocks?
Options- A. DOS=High
- B. Devicehigh=
- C. Loadhigh=
- D. DOS=UMB
- E. None of the above
- Correct Answer
- DOS=UMB
- 1. The activity of a file
Options- A. is a low percentages of number of records added or deleted from a file
- B. if high, reduces processing efficiency for sequential and nonsequential files
- C. is a measure of the percentage of existing records updated during a run
- D. refers to how closely the files fits into the allocated
- E. None of the above. Discuss
- 2. In analyzing the compilation of PL/I program, the term "Machine independent optimization" is associated with
Options- A. recognition of basic syntactic constructs through reductions.
- B. recognition of basic elements and creation of uniform symbols.
- C. creation of more optional matrix.
- D. use of macro processor to produce more optimal assembly code
- E. None of the above Discuss
- 3. Which one of the following statements is true for the voltages in a series RL circuit?
Options- A. The total voltages is equal to the sum of the voltages across the resistance and inductance
- B. The voltage always has the same amplitude and phase for every part of the circuit
- C. The total voltage is less than the sum of the voltages across the resistance and inductance
- D. The total voltage lags the total current by less than 90
- E. None of the above Discuss
- 4. Which is NOT typically a Field Replaceable Unit?
Options- A. System ROM
- B. Power supply
- C. System chasis
- D. Video controller
- E. None of the above Discuss
- 5. How many inputs signals can a gate have?
Options- A. one
- B. more than one
- C. two only
- D. both (a) and (b)
- E. None of the above Discuss
- 6. Which of the following shell's wildcards are used to match any number of characters including none?
Options- A. [ijk]
- B. [!ijk]
- C. ?
- D. *
- E. None of the above Discuss
- 7. In SQL, which command is used to select data in rows and column from one or more tables?
Options- A. CHOOSE
- B. SELECT
- C. LIST
- D. BROWSE
- E. None of the above Discuss
- 8. A condition that led to the development of databases was
Options- A. a demand for more data to support information needs
- B. an increase in the amount of data handled by organizations
- C. the proliferation of data files
- D. All of the above
- E. None of the above. Discuss
- 9. A square symbols
Options- A. defines a source or destination of system data
- B. identifies data flow
- C. represents a process that transforms incoming data flow(s) into outgoing data flows
- D. is a data store-data at rest, or a temporary repository of data
- E. None of the above Discuss
- 10. Conversion method in which users, being used to an old system, continue to use the old system, alongside the new system, is
Options- A. multi processing
- B. multitasking
- C. parallel run
- D. All of the above
- E. None of the above Discuss
More questions
Correct Answer: is a low percentages of number of records added or deleted from a file
Correct Answer: creation of more optional matrix.
Correct Answer: The total voltage is less than the sum of the voltages across the resistance and inductance
Correct Answer: System chasis
Correct Answer: both (a) and (b)
Correct Answer: *
Correct Answer: SELECT
Correct Answer: All of the above
Correct Answer: defines a source or destination of system data
Correct Answer: parallel run
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