-
Anonymous users2024-02-06What exams are also tested for this.
-
Anonymous users2024-02-051b2b3b4d5d6a7c8b9c10d1, composed of hardware system and software system, wherein hardware system comprises: combinator, controller, memory, input and output equipment, software system is composed of system software, application software, support software.
2. The CPU is composed of combinators and controllers.
3. CPU frequency, word length, bus speed, interface type, memory capacity, software configuration, etc.
1.The following file extensions that are not directly run are:
a、.exe b、.doc、 c、.com.exe and. com is straightforward to run, but. The doc can only be opened in the Word environment. How can so many people answer incorrectly?
5.Which is the fastest in today's computers?
A, microcomputer B, small computer C, mainframe D, giant machine and this question, if the answer is A, then there is no need to develop a mainframe. Faint!
-
Anonymous users2024-02-04Cutting is to write the contents of a selected area to the clipboard and then delete the contents of that section.
a Correct. Floppy disks need to be formatted before they can be used, while hard disks do not.
b False. In WWW, a web site consists of a set of web pages, where the start page is called the home page.
a Correct. In a network, you can map folders from other computers to a single drive.
a Correct. In Word, the contents of a cell can only be text.
b False. The correct way to shut down is to close all application windows first, and then turn them on"Get started"menu"Turn off the system"and select it in the dialog box"Turn off your computer"with"Yes (y)."Button.
a Correct. A CD-ROM is also a drive, so you can save files on that drive.
b False. In Excel, if charts have been created for worksheet data, you must modify these charts at the same time as modifying the worksheet data.
b False. In a word document, you can insert and excel sheets.
a Correct. In the cells of the excel sheet, you can enter text or insert **.
b False. You can only write a volume label to a disk when it is formatted.
b False. Online neighbors"It is used to manage and use resources on the network.
a Correct. To find files with the extension htm, go in"Get started"menu"Find", and again"Name"field"*.htm"Then press the Enter key.
a Correct. Get started"menu"Procedure"The menu can be customized by the user himself.
a Correct. The absolute address in Excel is the same as the relative address, but it is written differently.
a Correct.
-
Anonymous users2024-02-03a.The video memory in the graphics card is randomly stored VRAM, which is managed by the system and used in segments.
The graphics card used by b PC has already broken through the earlier 1024*768, and the number of display coloring has exceeded 65536 with the application of liquid crystal display, and even millions of colors, which is close to the human eye.
With the popularity of the PCI interface, the basic eggplant of AGP is rarely used.
-
Anonymous users2024-02-021. The world's first electronic computer was born in 1946.
2. Computer hardware consists of combinators, controllers, memory, input devices and output devices.
3. Programs and data are represented in binary numbers in the computer.
4. The external memory includes disks, optical discs, U disks, etc.
5. A Chinese character occupies 2 bytes in memory
6. An instruction set is a named collection of program instructions or data stored in a storage medium.
7. The operating system is a system software in the computer system, which is a collection of program modules: they can effectively organize and manage the software and hardware resources in the computer system, reasonably organize the computer work process, control the execution of the program, and provide users with various service functions, so that the user can use the computer flexibly, conveniently and effectively, and make the entire computer software and hardware system run effectively.
8. Microsoft Office is an office software developed by Microsoft Corporation in the United States to run in the Windows environment, which is a huge collection of office software and tool software. Word is one of the document software in Office, suitable for making all kinds of documents, such as letters, faxes, official documents, reports, books, resumes, ** and other text collection documents.
9. The main application fields of computers include scientific computing, transactional data processing, process control, computer-aided systems, and artificial intelligence.
2. Multiple choice questions 4 d 5 c
1. Which of the following indicators indicates CPU speed?
a、, b、80gbyte c、128m, d、1024χ768bit
2. The data unit conversion formula is as follows: which one is incorrect.
a、1byte=8bit,b、1kb=1024byte,c,1mb=1024kb=220 byte, d、1word=2bit
4. If the computer system is composed of CPU, memory, and IO, and its reliability is and respectively, the reliability of the computer system is .
a． b， c． d．
5. It is known that the binary number is 110100 and converted to the octal number.
6. The octal number is known to be 71 and converted to the binary number is .
7. It is known that the octal number is 60 and converted to the decimal number.
Computer theory courses include: Principles of Computer Composition, Assembly Language Programming, Object-Oriented Technology, Discrete Mathematics of Data Communication, Principles of Data Structures, Digital Circuits and Logic Design, Programming Course Design, Data Structure Course Design, Computer Composition Principles Experiment, Digital Circuit and Logic Design Experiment, Fundamentals of Computer Culture, Computer Programming, Linear Algebra, Probability Theory and Mathematical Statistics, Database Systems, Operating Systems, Computer Network Systems and Security, Computer System Architecture, General Physics, circuit electronics, etc.
There are many other ...... such as C language C VB and so onI don't know which one you're reporting for...... >>>More
The National Computer Grading Examination has set up examination registration points in colleges and universities around the country. The test is taken twice a year, the first half of the test is held on the morning of the first Saturday of April (written test), and the second half of the year is held on the morning of the penultimate Saturday of September (written test), and the computer-based test starts in the afternoon of the day of the written test. The duration of the computer-based test is five days, and the test center will arrange it according to the number of candidates and equipment. >>>More
In the search engine industry, the so-called keyword, which is the term used in the content name of the product, service or company that visitors want to know. For example, if a customer wants to buy flowers online, he will type the keyword "flowers" into the search box to find the relevant information. >>>More
The national computer grade exam is basically useless, if you have the time and energy, and money, you should take the test, Huawei or Cisco.