511. The main job of a CPU is to_____________________________?
A. carry out program instructions
B. store data / information for future use
C. process data and information
D. both (A) and (B)
✅ The correct answer is option D.
Software Engineering MCQs
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512. Convert the 48 machine language instructions into assembly language, assuming that they were not generated by pseudo-ops_______________?
A. ASRA
B. ADDA h#01FE, i
C. LOADA h#OD4E, i
D. STOREA h#014B, d
✅ The correct answer is option A.
513. What command is used to display your current working directory ?
A. path
B. pwd
C. prompt $p$g
D. dir
✅ The correct answer is option B.
514. Which things in UML are the explanatory parts of UML models ?
A. Structural things
B. Behavioral things
C. Grouping things
D. Annotational things
✅ The correct answer is option D.
Explanation: It include a note which is simply a symbol for rendering constraints and comments attached to an element or a collection of elements.
Explanation: It include a note which is simply a symbol for rendering constraints and comments attached to an element or a collection of elements.
515. What command is used to list the jobs currently in print queues ?
A. lpq
B. lpr
C. lprm
D. lpc
✅ The correct answer is option A.
516. The components that process data are located in the_________________________?
A. system unit
B. storage component
C. input devices
D. output devices
✅ The correct answer is option A.
517. Which of the following is the performance attributes of processModel ?
A. maxWorkerThreads
B. requestQueue limit
C. maxIdThreads
D. all of the above
✅ The correct answer is option D.
518. The % key allows you________________?
A. to move the cursor to a matching delimiter, when a delimiters a parenthesis, a bracket, or a brace.
B. to move the cursor to the upperleft corner of the screen
C. to move the cursor backward to the beginning of a word
D. to move the cursor to the first column in the current line
✅ The correct answer is option A.
519. Regression testing is a very expensive activity?
A. True
B. False
Explanation: As regression testing is performed many times over the life of the software product, it becomes a costly affair.
✅ The correct answer is option A.
520. Built in memory of computer is___________________?
A. EROM
B. ROM
C. RAM
D. PROM
✅ The correct answer is option B.