A. operating systems
B. input/output units that operate independently of the CPU
C. both A and B
D. neither A nor B
Related Mcqs:
- Convert the BRNE h#01E6, i assembly language instructions into hexadecimal machine language______________?
A. 40
B. 0111EF
C. 9001000000
D. DA000F - The table created by lexical analysis to describe all literals used in the source program, is________________?
A. Reductions
B. Literal table
C. Identifier table
D. Terminal table - In analyzing the compilation of PL/I program, the description “resolving symbolic address (labels) and generating machine language” is associated with________________?
A. Syntax analysis
B. Code generation
C. Storage assignment
D. Assembly and output - The advantage(s) inherent to using high level languages is/are________________?
A. A greater degree of machine independence
B. Improved debugging capability, and superior documentation
C. Fewer people, less management and shorter transition in learning time
D. All of the above - Convert the CHARI h#000F, s assembly language instructions into hexadecimal machine language________________?
A. 40
B. DA000F
C. 0111EF
D. 9001000000 - In analyzing the compilation of PL/I program, the term “Syntax analysis” is associated with________________?
A. creation of more optional matrix
B. recognition of basic syntactic constructs through reductions
C. recognition of basic elements and creation of uniform symbols
D. use of macro processor to produce more optimal assembly code - Job Control Language (JCL) statements are Used to___________________?
A. Allocate the CPU to a job
B. Specify, to the operating system, the beginning and end of a job in a batch
C. Read the input from the slow-speed card reader to the high-speed magnetic disk
D. All of the above - Systems software is a program that directs the overall operation of the computer, facilitates its use and interacts with the users. What are the different types of this software?
A. Utilities
B. Languages
C. Operating system
D. All of the above - A base register table___________________?
A. is a term that refers to the control programs of an operating system
B. allows multiple programs to reside in separate areas of core at the same time
C. allows the programmer to write base registers and displacements explicitly in the source program
D. is used to remember which of the general-purpose registers are currently available as base registers, and what base addresses they contain - A compiler is_________________?
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. is a program that appears to execute a source program as if it were machine language
D. program that accepts a program written in a high level language and produces an object program