Explore topic-wise MCQs in Computer Science.

This section includes 72 Mcqs, each offering curated multiple-choice questions to sharpen your Computer Science knowledge and support exam preparation. Choose a topic below to get started.

51.

Convert the ASLA assembly language instructions into hexadecimal machine language:$?

A. 0111EF
B. 9.00E+09
C. DA000F
D. 40
Answer» E.
Discussion
52.

A non-relocatable program is one which$?

A. cannot be made to execute in any area of storage other than the one designated for it at the time of its coding or translation
B. consists of a program and relevant information for its relocation
C. can itself perform the relocation of its address-sensitive portions
D. All Of the above
Answer» B. consists of a program and relevant information for its relocation
Discussion
53.

Convert the 080D4E machine language instructions into assembly language, assuming that they were not generated by pseudo-ops:$?

A. ASRA
B. LOADA h#OD4E, i
C. STOREA h#014B, d
D. ADDA h#01FE, i
Answer» C. STOREA h#014B, d
Discussion
54.

In which way(s) can a macro processor for assembly language be implemented?$?

A. independent two-pass processor
B. independent one-pass processor
C. processor incorporated into pass of a standard two-pass assembler
D. All of the above
Answer» E.
Discussion
55.

A compiler for a high-level language that runs on one machine and produces code for a different machine is called$?

A. optimizing compiler
B. one pass compiler
C. cross compiler
D. multipass compiler
Answer» D. multipass compiler
Discussion
56.

Convert the .BYTE h#F8 assembly language pseudo-ops into hexadecimal machine language:$?

A. 0111EF
B. 03 16
C. F8
D. 42 65 61 72
Answer» D. 42 65 61 72
Discussion
57.

A sequence of instructions, in a computer language, to get the desired result, is known as$?

A. Algorithm
B. Decision Table
C. Program
D. All of the above
Answer» D. All of the above
Discussion
58.

The function(s) of the Syntax phase is/ are:$?

A. to recognize the major constructs of the language and to call the appropriate action routines that will generate the intermediate form or matrix for these constructs
B. to build a literal table and an identifier table
C. to build a uniform symbol table
D. to parse the source program into the basic elements or tokens of the language
Answer» B. to build a literal table and an identifier table
Discussion
59.

Which of the following systems software does the job of merging the records from two flies into one?$?

A. Documentation system
B. Utility program
C. Networking software
D. Security software
Answer» C. Networking software
Discussion
60.

Convert the 11014B machine language instructions into assembly language, assuming that they were not generated by pseudo-ops:?

A. ASRA
B. LOADA h#OD4E, i
C. STOREA h#014B, d
D. ADDA h#01FE, i
Answer» D. ADDA h#01FE, i
Discussion
61.

Convert the .BYTE h#F8 assembly language pseudo-ops into hexadecimal machine language:?

A. 0111EF
B. 03 16
C. F8
D. 42 65 61 72
Answer» D. 42 65 61 72
Discussion
62.

The function(s) of the Syntax phase is/ are:?

A. to recognize the major constructs of the language and to call the appropriate action routines that will generate the intermediate form or matrix for these constructs
B. to build a literal table and an identifier table
C. to build a uniform symbol table
D. to parse the source program into the basic elements or tokens of the language
Answer» B. to build a literal table and an identifier table
Discussion
63.

A sequence of instructions, in a computer language, to get the desired result, is known as?

A. Algorithm
B. Decision Table
C. Program
D. All of the above
Answer» D. All of the above
Discussion
64.

Convert the 11014B machine language instructions into assembly language, assuming that they were not generated by pseudo-ops:?

A. ASRA
B. LOADA h#OD4E, i
C. STOREA h#014B, d
D. ADDA h#01FE, i
Answer» D. ADDA h#01FE, i
Discussion
65.

A compiler for a high-level language that runs on one machine and produces code for a different machine is called?

A. optimizing compiler
B. one pass compiler
C. cross compiler
D. multipass compiler
Answer» D. multipass compiler
Discussion
66.

A non-relocatable program is one which?

A. cannot be made to execute in any area of storage other than the one designated for it at the time of its coding or translation
B. consists of a program and relevant information for its relocation
C. can itself perform the relocation of its address-sensitive portions
D. All Of the above
Answer» B. consists of a program and relevant information for its relocation
Discussion
67.

Which of the following systems software does the job of merging the records from two flies into one?

A. Documentation system
B. Utility program
C. Networking software
D. Security software
Answer» C. Networking software
Discussion
68.

The table created by lexical analysis to describe all literals used in the source program, is:?

A. Terminal table
B. Literal table
C. Identifier table
D. Reductions
Answer» C. Identifier table
Discussion
69.

Convert the ASLA assembly language instructions into hexadecimal machine language:?

A. 0111EF
B. 9.00E+09
C. DA000F
D. 40
Answer» E.
Discussion
70.

Convert the .WORD d#790 assemblylanguage pseudo-ops into hexadecimal machine language:?

A. 0111EF
B. 03 16
C. F8
D. 42 65 61 72
Answer» C. F8
Discussion
71.

In which way(s) can a macro processor for assembly language be implemented?

A. independent two-pass processor
B. independent one-pass processor
C. processor incorporated into pass of a standard two-pass assembler
D. All of the above
Answer» E.
Discussion
72.

Convert the 080D4E machine language instructions into assembly language, assuming that they were not generated by pseudo-ops:?

A. ASRA
B. LOADA h#OD4E, i
C. STOREA h#014B, d
D. ADDA h#01FE, i
Answer» C. STOREA h#014B, d
Discussion