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- Question
Which one of the following equations most directly determines the power dissipation of a resistance when you know the power dissipation of a resistance when you know the voltage drop and current?
Options- A. P = IE
- B. P = E2/R
- C. P = I2R
- D. I = P/E
- E. None of the above
- Correct Answer
- P = IE
- 1. A _____ Contains fields of data about one entity.
Options- A. Record
- B. File
- C. Fields
- D. Document
- E. None of the above Discuss
- 2. The first AI programming language was called:
Options- A. BASIC
- B. FORTRAN
- C. IPL
- D. LISP
- E. None of the above Discuss
- 3. A customer has just installed a new cd-rw. the system was working fine before the installation, but now the cdrom does not work, what should you suggest that the customer do?
Options- A. flash or upgrade the BIOS
- B. check the CONFIG.SYS
- C. add cdrw in the device manager
- D. check the jumper setting on the cd-rw
- E. None of the above Discuss
- 4. A program component that allows structuring of a program in an unusual way is known as
Options- A. Correlation
- B. Coroutine
- C. Diagonalization
- D. Quene
- E. None of the above Discuss
- 5. Assembler is
Options- A. a program that places programs into memory and prepares them for execution.
- B. a program that automate the translation of assembly language into machine language.
- C. a program that accepts a program written in a high level language and produces an object program.
- D. is a program that appears to execute a source program as if it were machine language.
- E. None of the above Discuss
- 6. Which one of the following statements regarding ac circuits is correct?
Options- A. Current and voltage are in phase through an inductor
- B. Current leads the voltage through an inductor
- C. Current lags the voltage through an inductor
- D. All of the above
- E. None of the above Discuss
- 7. Which is LEAST likely to interfere with upgrading to a newer DOS version?
Options- A. ROM BIOS
- B. Video controller
- C. Compressed drives
- D. Existing backup files
- E. None of the above Discuss
- 8. Which of the following commands is used to absolutely assign all permissions to the owner, read and write permissions to the group and only executable permission to the others of the file note?
Options- A. chmod 761 note
- B. chmod 671 note
- C. chmod 167 note
- D. chmod 4=rwx, g=rw note
- E. None of the above Discuss
- 9. How much current flows through a 60-W light bulb that is operating at 120 V?
Options- A. 0.5A
- B. 180 A
- C. 2 A
- D. 7200 A
- E. None of the above Discuss
- 10. The equivalent of 1 kV is:
Options- A. 1.00 V
- B. 1000 V
- C. 100 mV
- D. 1000 mV
- E. None of the above Discuss
More questions
Correct Answer: Record
Correct Answer: IPL
Correct Answer: check the jumper setting on the cd-rw
Correct Answer: Coroutine
Correct Answer: a program that automate the translation of assembly language into machine language.
Correct Answer: Current lags the voltage through an inductor
Correct Answer: Video controller
Correct Answer: chmod 761 note
Correct Answer: 0.5A
Correct Answer: 1000 V
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