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- Question
Indicate which of the following is not true about 4GL?
Options- A. 4GL does not support a high-level of screen interaction
- B. Many database management system packages support 4GLs
- C. A 4GL is a software tool which is written, possibly, in some third generation language
- D. All of the above
- Correct Answer
- 4GL does not support a high-level of screen interaction
- 1. A high-pass filter:
Options- A. passes lower-frequency signals and reduces higher-frequency signals
- B. passes higher-frequency signals and reduces lower-frequency signals
- C. has no effect on ac signals
- D. increases the level of all frequencies by a significant amount
- E. None of the above Discuss
- 2. Suppose the zener diode has a breakdown voltage of 10 V and zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA?
Options- A. 0.17 V
- B. 10.17 V
- C. 20 V
- D. 18.8 V
- E. None of the above Discuss
- 3. Which one of the following statements is true for current flowing in a parallel circuit?
Options- A. The amount of current flow through each branch of a parallel circuit can be different, depending on the resistance of each branch part and the amount of voltage applied to it
- B. The same current always flows through every part of a parallel circuit
- C. The total current in a parallel circuit is equal to the total voltage multiplied by the total resistance
- D. The total current in a parallel circuit is always less than the smallest amount of current
- E. None of the above Discuss
- 4. A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current?
Options- A. 7.8 mA
- B. 208 mA
- C. 200 mA
- D. 300 mA
- E. None of the above Discuss
- 5. What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz?
Options- A. less than 1 Ohm
- B. 1590 Ohm
- C. 312 Ohm
- D. 690 Ohm
- E. None of the above Discuss
- 6. A translator which reads an entire programme written in a high level language and converts it into machine language code is:
Options- A. assembler
- B. translator
- C. compiler
- D. system software Discuss
- 7. The advantage(s) inherent to using high level languages is/are:
Options- A. Fewer people, less management and shorter transition in learning time
- B. Improved debugging capability, and superior documentation
- C. A greater degree of machine independence
- D. All of the above Discuss
- 8. An Interpreter is
Options- A. is a program that appears to execute a source program as if it were machine language
- B. a program that automate the translation of assembly language into machine language
- C. program that accepts a program written in a high level language and produces an object program
- D. a program that places programs into memory and prepares them for execution Discuss
- 9. Which of the following functions is/ are performed by the loader?
Options- A. Allocate space in memory for the programs and resolve symbolic references between object decks
- B. Physically place the machine instructions and data into memory
- C. Adjust all address dependent locations, such as address constants, to correspond to the allocated space
- D. All of the above Discuss
- 10. In analyzing the compilation of PL/I program, the description "resolving symbolic address (labels) and generating machine language" is associated with
Options- A. Assembly and output
- B. Code generation
- C. Storage assignment
- D. Syntax analysis Discuss
Language Processors problems
Search Results
Correct Answer: passes higher-frequency signals and reduces lower-frequency signals
Correct Answer: 0.17 V
Correct Answer: The amount of current flow through each branch of a parallel circuit can be different, depending on the resistance of each branch part and the amount of voltage applied to it
Correct Answer: 208 mA
Correct Answer: 1590 Ohm
Correct Answer: compiler
Correct Answer: All of the above
Correct Answer: is a program that appears to execute a source program as if it were machine language
Correct Answer: All of the above
Correct Answer: Assembly and output
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