Information Technology (IT) MCQs - Computer Practice | PakExamPoint
Practise Information Technology (IT) MCQs in Computer. Attempt multiple-choice questions, check answers and revise related subtopics.
Information Technology (IT) MCQs and revision practice
Study Information Technology (IT) through multiple-choice questions in Computer. This subtopic contains 2241 practice questions. Read the wording carefully, compare the options and attempt an answer before checking the solution in learning mode.
Use these Information Technology (IT) MCQs to identify the facts, rules or methods you need to revise. Where an explanation is available, work through it and write down why your chosen option was correct or incorrect. Revisit difficult questions after reviewing your notes, then use exam mode for timed practice.
Explanation Machine language is the lowest-level programming language, consisting of binary code that a computer's processor can execute directly . The basic components of a machine language program are: Instructions : These are the fundamental commands that a computer's processor can execute, such as move data, perform arithmetic operations , jump to a location, etc. Instructions are represented as binary codes, such as 0s and 1s.
ایک شناختی کوڈ ہے جو عمودی لکیروں اور مختلف چوڑائیوں کی خالی جگہوں پر مشتمل ہوتا ہے۔ ______
A. Bar code
B. Turnaround
C. None of these
D. OCR
Check answer and explanation
Answer: Bar code
Explanation A bar code is a machine-readable code consisting of vertical lines and spaces of varying widths. It is commonly used for product identification and inventory tracking.
Explanation Android is a stack of software that includes an operating system, middleware, and applications designed for mobile devices. It supports mobility-focused features. It is widely used in smartphones and tablets.
مندرجہ ذیل میں سے کون سا سٹوریج ڈیوائسز زیادہ سے زیادہ ڈیٹا کو محفوظ کر سکتا ہے؟
A. None of the above
B. Hard Disk
C. Compact Disk
D. Floppy Disk
Check answer and explanation
Answer: Hard Disk
Explanation Hard disk storage devices can store a maximum amount of data. It has the highest capacity to store data up to 2 Terabytes. Hard Disk is an electromechanical data storage device that stores and retrieves digital data using magnetic storage.
ورچوئل میموری والے سسٹمز میں، پروگرام اصل میں مین میموری میں فراہم کردہ میموری سے زیادہ میموری کے مقامات کو ایڈریس کرنے کے قابل ہوتے ہیں، جسے ۔۔۔ کہا جاتا ہے
A. Physical memory
B. Real memory
C. External memory
D. Both A & B
Check answer and explanation
Answer: Both A & B
Explanation In computing , virtual memory is a memory management technique that provides an "idealized abstraction of the storage resources that are actually available on a given machine“ which "creates the illusion to users of a very large (main) memory".
سخت وقتی ریئل ٹائم آپریٹنگ سسٹم نرم والے کی نسبت _____ جھٹکے (جِٹر) رکھتا ہے؟
A. Same
B. None of these
C. Less
D. More
Check answer and explanation
Answer: Less
Explanation Hard real-time OS ensures tasks meet strict deadlines with minimal timing variation (jitter). Soft real-time OS allows more flexibility, so jitter can be higher.
مندرجہ ذیل میں سے کون سا ایک قسم کا کمپیوٹر سیکیورٹی خطرہ ہے جو حساس معلومات کو چوری کرنے کے لئے ڈیزائن کیا گیا ہے ، جیسے صارف نام ، پاس ورڈ اور کریڈٹ کارڈ نمبر؟
A. Phishing
B. Worm
C. None of these
D. Trojan horse
Check answer and explanation
Answer: Phishing
Explanation Phishing is a cyber-attack used to steal sensitive information like passwords and credit card details. Attackers usually use fake emails, messages, or websites to trick users into revealing their data.
ویب سائٹ میں ہم _____ کے ذریعے ایک جگہ سے دوسری جگہ منتقل ہوتے ہیں؟
A. The use of hyperlinks
B. None of these
C. Pointer
D. Web links
Check answer and explanation
Answer: The use of hyperlinks
Explanation In websites, hyperlinks allow users to navigate from one page or section to another. These links are clickable and connect various parts of the site or external pages.
مندرجہ ذیل میں سے کون سی کمپیوٹر کی خصوصیت نہیں ہے؟
A. Accuracy and Automation
B. Diligence and Speed
C. IQ and Intelligence
D. Versatility
Check answer and explanation
Answer: IQ and Intelligence
Explanation Computers do not possess IQ or intelligence ; they operate based on human-programmed instructions. While they show speed, accuracy, and versatility , they lack conscious understanding or reasoning abilities.
الیکٹرانک سپیم کی ایک قسم ہے جہاں ای میل کے ذریعے کونسے غیر مطلوب پیغامات بھیجے جاتے ہیں؟
A. cram mail
B. spam mail
C. Trash mail
D. draft mail
Check answer and explanation
Answer: spam mail
Explanation E-mail stands for: Electronic Mail Father of E-mail: Ray Tomlinson First E-mail sent: 1971 @ is used to divide an email into: two parts SMTP helps to send: E-mails SMTP stands for: Simple Mail Transfer Protocol Received email is saved: inbox Sent email is saved in: sent box Maximum attachment size in Yahoo Email: 25 MB G-mail stands: Google Mail Email spam also called: junk email To close email account click: sign out To create new E-mail: Sign Up Email hacking means: Illegal access to open email accounts of others Junk email is also called: Spam At sign ( @ ): always a part of email address Sending an E-mail is similar to: writing a letter A allows us to access our e-mail from anywhere: Webmail interface Bookmark : is associated with Internet E-mail
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