超星 - 专英第二次作业 - 查题吧

单选题

URLs are（）used by Web browsers to locate Internet resources.

A. Internet protocols
B. Internet addresses
C. Internet programs
D. Internet devices

单选题

Today most networks use a physical ( ) topology.

A. ring
B. bus
C. star
D. tiered

单选题

( ) shares the feature that they are limited in range: typically they cover one building.

A. WAN
B. MAN
C. LAN
D. CAN

单选题

( ) is a program that is often used to help find problems in other programs.

A debugger
B. A loader
C. A linker
D. An assembler

单选题

High-level languages must first be translated into a machine language before they can be understood and processed by a computer. This job is often done by ( ).

A. an assembler
B. a loader
C. a linker
D. a compiler

单选题

( ) is the basic software that controls a computer.

An operating system
B. A word-processing program
C. An application program
D. An assembler

单选题

The most widely used OS in the world is ( ) which provides users with a graphical user interface.

A. Windows OS
B. UNIX
C. MS-DOS
D. OS/2

单选题

A (An) ( ) is a low-level language in binary code that the computer can understand and execute directly.

A. assembly language
B. object-oriented language
C. machine language
D. high-level language

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