What are the main functions of the Interpreter command?
(A) Receives and executes commands specified by the next user
(B) To provide API and vendor interface of application program
(C) to manage files in the operating system
(D) None of these
Through resource management in the operating system, _______ can be done?
(A) Time Division Multiplexing
(B) Space Division Multiplexing
(C) Both a and B
(D) None of these
If a process fails, most operating systems write error information to _______
(A) Log file
(B) Another Running Process
(C) New file
(D) None of these
Which of the following is not a real-time operating system?
(A) Vxworks
(B) WindowscE
(C) WindowscE
(D) Palm OS
Every machine has assembly language, what does it depend on?
(A) on the internal architecture of the processor
(B) on assembly
(C) on transistor
(D) on the valve
Which computer virus records every movement you make on the computer?
(A) Malware Android
(B) DoS
(C) Key Logger
(D) Trapper
A keylogger (short for keystroke logger) is a type of computer virus or malware that records every keystroke and movement made on a computer's keyboard, including sensitive information such as passwords, credit card numbers, and personal messages. It essentially captures the user's keystrokes without their knowledge and sends this information to the attacker, posing a significant security threat.
What is the mascot of the Linux operating system?
(A) Bear
(B) Penguin
(C) Lion
(D) whale
Laser printer resolution is specified in terms of:
(A) DPI
(B) LPM
(C) CPM
(D) LSI
The instruction about booting your system is stored in:
(A) RAM
(B) CPU
(C) BIOS
(D) Register
The instructions about booting your system are stored in the Basic Input/Output System (BIOS) or its modern equivalent, Unified Extensible Firmware Interface (UEFI). BIOS/UEFI is firmware that is built into the computer's motherboard and contains low-level software that initializes and initializes hardware components, including the system boot process. It provides the necessary instructions for the computer to boot up and load the operating system from the storage device.
Which symbol is used to separate the username of an email address from that of an ISP?
(A) @
(B) &
(C) $
(D) #
The "@" symbol is used to separate the username of an email address from the domain name of the Internet Service Provider (ISP) or email service provider. For example, in the email address "username@example.com," "username" is the username of the email account, and "example.com" is the domain name of the email service provider, separated by the "@" symbol.
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