COMPUTER SCIENCE MCQS
Showing posts with label
SYSTEM SOFTWARE AND COMPILERS
.
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Showing posts with label
SYSTEM SOFTWARE AND COMPILERS
.
Show all posts
Consider the following program fragment in assembly language : mov ax, 0h mov cx, 0A h doloop : dec ax loop doloop What is the value of ax and cx registers after the completion of the doloop ? [N17Q31]
Explanation
Consider the following assembly program fragment : stc mov al, 11010110b mov cl, 2 rcl al, 3 rol al, 4 shr al, cl mul cl The contents of the destination register ax (in hexadecimal) and the status of Carry Flag (CF) after the execution of above instructions, are : [N17Q32]
Explanation
Which of the following regular expressions, each describing a language of binary numbers (MSB to LSB) that represents non-negative decimal values, does not include even values ? [N17Q33]
Explanation
Which of the following statements is/are TRUE ? [N17Q34]
Explanation
Match the description of several parts of a classic optimizing compiler in List - I, with the names of those parts in List - II : [N17Q35]
Explanation
Which of the following strings would match the regular expression : p+ [3 – 5]* [xyz] ? [J17Q31]
Explanation
Consider the following assembly language instructions : [J17Q32]
Explanation
Consider the following statements related to compiler construction : [J17Q33]
Explanation
The contents of Register (BL) and Register (AL) of 8085 microprocessor are 49H and 3AH respectively. [J17Q34]
Explanation
Which of the following statement(s) regarding a linker software is/are true ? [J17Q35]
Explanation