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Pregunta 1 Informe
What is the decimal equivalent of the binary number 10110111?
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Pregunta 2 Informe
The ...... is added to a host computer hardware in order to expand its abilities?
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Pregunta 4 Informe
A/AN is a virus program that copies and multiplies itself by using computer networks and security flaws?
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Pregunta 5 Informe
Every computer system connected to the Internet must have a unique address?
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Pregunta 7 Informe
In a computer system, SQL, simply means ..... Query language? Sample B. Simple C. Stratified D. Structured E. Summary
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Pregunta 9 Informe
Which of these packages is appropriate for preparing payroll of workers?
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Pregunta 18 Informe
How do you find and load a file that has been saved? select ..... command.
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Pregunta 22 Informe
A calculating machine that is made of hardwood with cursor of glass and metal is called?
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Pregunta 27 Informe
The editing features in Microsoft Word include the following, except?
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Pregunta 28 Informe
Which of the following circuits is used as memory device in a computer?
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Pregunta 29 Informe
Change a\(frac{(b-c)^2}{d +2}\) in algebraic expression to BASIC arithmetic expression.
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Pregunta 30 Informe
Which of these registered jacks is used in terminating phone lines?
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Pregunta 34 Informe
In order to find and load a file that has been saved, you need to select the ... Command.
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Pregunta 35 Informe
36. Which of these characteristics of languages is common to all computer programs?
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Pregunta 36 Informe
The following are examples of synchronous communication, except?
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Pregunta 37 Informe
The computer that features a Liquid Crystal Display (LCD) is known as ...... Computer?
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Pregunta 39 Informe
The user chosen secret string of characters that allows access to the use of computer is called?
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Pregunta 40 Informe
Integrated circuit chips used in micro computer are made of element called?
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Pregunta 41 Informe
The distribution of video and audio content to a dispersed audience through electronic media is called?
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Pregunta 42 Informe
The logical unit of transfer between the backing storage and main memory in file organization is called?
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Pregunta 48 Informe
The fourth generation programming language includes the following except?
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Pregunta 49 Informe
In data base, the minimum number of characters. user can input in the field is known as field?
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Pregunta 50 Informe
Which of the following is not a function of symbolic DOS command?
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Pregunta 51 Informe
By default in Microsoft word, your document prints in .. mode?
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Pregunta 54 Informe
The transfer of information from the Internet to your computer is called?
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Pregunta 55 Informe
The mechanical counting device called pascaline was invented by......... pascal?
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Pregunta 56 Informe
Which of the following is not among the features of presentation package?
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Pregunta 57 Informe
The maximum length of 10 base T unshielded twisted pair cable in meters is?
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Pregunta 58 Informe
The process of .... is difficut without computer in transportation system.
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Pregunta 59 Informe
Which of these is not a logic comparison symbol in computer studies ?
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Pregunta 60 Informe
The four standard ports include the following buses, except?
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Pregunta 61 Informe
(a) What is word processing?
(b) Give two example of word processors.
(c) State two uses of world wide web (www)
(d)(i) List two types of cables. (ii) What is the advantage of registered jacks 11 (RJ11) over other connectors?
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None
Pregunta 62 Informe
(a)(i) List three classes of computer. (ii) Difference between Analog and Digital computers.
(b) Mention two types of memory.
(c) Give tw0 examples of secondary storage.
(d) Convert 1.44MB to bytes.
None
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None
Pregunta 63 Informe
Briefly explain the following terms: (a) website (b) protocols (c) webpage (d) e-commerce (e) e-mails.
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None
Pregunta 64 Informe
(a) What is an operating system?
(b) Give three examples of operating system.
(c) State two differences between the floppy disk and compact disc.
(d) Write a Basic program to calculate the perimeter of a rectangle.
None
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None
Pregunta 65 Informe
(a) List two operations that can be performed on computer file.
(b) State three precautions to be taken in order to secure a computer file.
(c) State three advantages of computerized file over manual files.
(d)What is an antivirus?
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None
Pregunta 66 Informe
(a) Draw the AND gate and produce its truth table
(b) List two examples of an output device.
(c)(i) What is a computer virus.
(ii) Give two examples of computer virus.
(d) Convent 28C in hexadecimal to decimal number
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None
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