Computer Applications Fundamentals Test Bank
Computer applications are categorized into two major areas: numerical computing and non-numerical applications. Non-numerical applications include data processing, knowledge processing, such as information systems, factory automation, office automation, home automation, expert systems, pattern recognition, machine translation and other fields. The following is my compilation of basic computer applications test bank, I hope you read it carefully!
I. Judgment Questions
1. B - ISDN uses the X.25 protocol at the lower layer. (×)
2. Frame Relay was designed primarily with WAN interconnections in mind. (×)
3. Various versions of the Windows operating system are suitable for working as a basic platform for network servers. (×)
4. CSMA/CD and Token Bus for bus-based LANs are random access media control methods, while Token Ring for ring-based LANs is a deterministic media access control method. (×)
5. Adaptive Smart Ethernet switch ports support both 10BASE-T and 100BASE-T standards. (√)
6. ATM has a minimum signal element length of 53 bytes.(√)
7. An application gateway is a device that interconnects networks at the application layer. (√)
8. A computer is an open system that follows the OSI standard if it can communicate with another computer in another geographical location. (×)
9. In the TCP/IP protocol, TCP provides reliable connection-oriented services, UDP provides simple connectionless services, and application-layer services such as e-mail, file transfer protocols, and so on are built on top of the TCP protocol, the UDP protocol, and either the TCP or UDP protocol, respectively. (√)
10. The basic principle of ISO to divide the network hierarchy is that different nodes have the same level; the same level of different nodes can have different functions. (×)
II. Fill in the blanks:
1. Computer systems are generally composed of ____________ and ____________ two major systems. Answer: hardware, software
2, microcomputer system structure consists of ____________, controller, ____________, input devices, output devices, five major components. Answer：Operator, memory
3. When expressing storage capacity, 1GB means 2 to the ____________th power or ____________MB.
Answer：30, 1024
4. The main performance indicators for measuring the CPU in a computer are ____________ and ____________ two.
Answer: clock frequency, word length
5. Memory can generally be divided into two types: main memory and ____________ memory. The main memory is also known as ____________.
Answer: auxiliary, memory
6. The smallest unit that constitutes memory is ____________, and storage capacity is generally measured in units of ____________.
Answer: binary bit (bit), byte (Byte)
7, computer software can generally be divided into ____________ and ____________ two categories. Answer: system software, application software
8, in the measure of the number of pixels that the display device can represent the performance index is ____________, the current microcomputer can be configured with different display systems, in the CGA, EGA and VGA standards, the display performance of the best one is ____________.
Answer: display resolution, VGA
9. System buses can be categorized into ____________, ____________ and ____________3 categories according to the information they transmit.
Answer: data bus, address bus, control bus
10, CD-ROMs can be divided into ____________ CD-ROMs, ____________ CD-ROMs and ____________ CD-ROMs according to their performance.
Answer: read-only, write-once, rewritable
11, 7 binary bits can represent ____________ states. Answer: 128
12, In microcomputers, Western characters are usually represented by ____________ codes. Answer：ASCII
13. The Chinese character in-computer code based on the national standard code is a two-byte code, and the highest
of each byte in a microcomputer is usually ____________. Answer: 1
14, the computer should follow the principle that the computer should be turned on first ____________ and then ____________. Answer: peripheral, host
15, common computer viruses according to their parasitic mode of . Different can be categorized into ____________, ____________ and mixed viruses. Answer: boot viruses, file viruses
16, the function of the operating system consists of five parts: processor management, memory management, ____________ management, ____________ management and job management. Answer: devices, files
17, operating systems can be divided into single-user, batch, real-time, ____________, ____________ and distributed operating systems. Answer: time-sharing, network
18, The most basic function of processor management is to handle ____________ events. ANSWER: interrupts
19, An individual operation that each user requests a computer system to complete is called a ____________. 答案：作业
20、The area contained in the entire screen picture of Windows is called ____________. Answer: desktop
21, Windows is the basic way in which Windows ____________ programs exist, and each window represents a segment of a running ____________. Answer: application, program
22, windows is a fully ____________ computerized environment in which the primary ____________ device, or interactive tool, is the mouse. Answer: graphics, positioning
23, the taskbar shows all windows other than ____________, Alt+____________ can switch between all windows including dialog boxes. Answer: dialog box, Tab
24, Under any window, users can switch input method with key combination (Ctrl+____________ key or Ctrl+____________ key) or hotkey. Answer: Space (or Space), Shift
25. To install or uninstall a certain Chinese input method, you should start ____________ first, and then use the functions of ____________ in it. Answer: Control Panel, Regional Options
26, in the "Control Panel" of the "Add/Remove Programs", you can easily carry out the ____________ program and windows ____________ The removal and installation of programs and windows can be easily done in "Add/Remove Programs" of "Control Panel". Answer: Applications, Components
27, when you want to delete an application, you can use the ____________ tool. If you use the method of direct deletion of folders, it is likely to cause the system ____________ error. Answer: "Add/Remove Programs", Settings
28. In the "Add/Remove Programs" dialog box lists the applications to be ____________ or deleted, indicating that the application has been ____________ up. Answer: Update, Register
29. Press ____________, select the program from the list of closed programs, and then click the ____________ button to exit the application.
Answer: ctrl+Allt+Del, "End Task"
30. For MS-DOS mode, input ____________ command can exit the "Command Prompt "environment. Answer: Exit
31, from Windows 95, Windows has abandoned the traditional Dos ____________ naming method, the name of the file can be composed of up to ____________ characters. Answer: 8.3, 255
32, Windows file names use "*" to represent any ____________ character, and "?" represents any ____________ characters. Answer: more than one, a certain
33, can choose from a variety of ways to view the contents of the folder to display the menu items, *** there are five (large icons, ____________, ____________, detailed resources and thumbnails). Answer: small icons, lists
34. To copy a folder, hold down the ____________ key, then drag and drop the folder icon onto another ____________ icon or drive icon. Answer：Ctrl, Folder
35、When moving a folder, press and hold the ____________ key then drag and drop the ____________ icon to the destination location and release it. Answer: Shift, folder
36, Windows unifies all the system ____________ setting functions into ____________.
Answer: Environment, Control Panel
37, when adding new hardware, if the hardware meets the specifications of ____________, then the operating system will be able to find the hardware during the boot process and will display the ____________ prompt on the screen.
Answer: Plug and Play, "Discover New Hardware"
38, the Office suite of software mainly consists of: ____________, ____________, ____________, Outlook, Access, and FrontPage 6 components.
Answer: Word, Excel, PowerPoint
39, Word allows users to build ____________ library according to their own habits, in the input of English words will automatically fix the word ____________ error. Answer: autocorrect, spelling
40, Word, the horizontal ruler is mainly used to set or display ____________ where the paragraph indentation format.
Answer: insertion point
41, the default extension of the document is ____________. Answer: .doc or doc
42, in Word, the shortcut key to create a new document is ____________. Answer Ctrl + N
43, in Word, the shortcut key to open an existing document is ____________. Answer Ctrl + O
44, when editing text, press ____________ to delete the characters before the insertion point; press ____________ to delete the characters after the insertion point. Answer: Backspace (BackSpace), Del
45, in Word, press ____________ to move the insertion point to the beginning of the document, press ____________ to move the insertion point to the end of the document. Answer: Ctrl+Home, Ctrl+End
46, in Word, press ____________ to move the insertion point to the beginning of the current paragraph, press ____________ to move the insertion point to the beginning of the next paragraph. Answer: Ctrl+↑, Ctrl+↓
47, in Word documents, to enter the current date-b time, you can click the "____________" menu in the "____________ " command.
Answer: Insert, Date and Time
48, in the Word document, selected from the insertion point to the beginning of the line where it is the shortcut key is ____________, selected from the insertion point to the end of the line where it is the shortcut key is ____________. Answer: Shift+Home, Shift+End
49, in Word, the shortcut key to quickly select an entire document is ____________. Answer: Ctrl+A
50, Office clipboard can be in the case of memory allows, the user recently copied ____________ times the contents of all saved. Answer: 12
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